diff --git a/include/item.h b/include/item.h
index e58348a78..1271e0d00 100644
--- a/include/item.h
+++ b/include/item.h
@@ -14,7 +14,7 @@ struct Item
     u8 holdEffectParam;
     const u8 *description;
     u8 importance;
-    u8 exitsBagOnUse;
+    u8 registrability;
     u8 pocket;
     u8 type; // unused for balls
     ItemUseFunc fieldUseFunc;
@@ -69,7 +69,7 @@ ItemUseFunc ItemId_GetFieldFunc(u16 itemId);
 u8 ItemId_GetBattleUsage(u16 itemId);
 ItemUseFunc ItemId_GetBattleFunc(u16 itemId);
 u8 ItemId_GetSecondaryId(u16 itemId);
-u16 itemid_get_market_price(u16 itemId);
+u16 ItemId_GetPrice(u16 itemId);
 void ClearBag(void);
 void ClearPCItemSlots(void);
 void TrySetObtainedItemQuestLogEvent(u16 itemId);
@@ -79,7 +79,7 @@ void SortPocketAndPlaceHMsFirst(struct BagPocket * pocket);
 u16 BagGetItemIdByPocketPosition(u8 pocketId, u16 itemId);
 u16 BagGetQuantityByPocketPosition(u8 pocketId, u16 itemId);
 u16 BagGetQuantityByItemId(u16 item);
-bool8 itemid_is_unique(u16 itemId);
+u8 ItemId_GetImportance(u16 itemId);
 void BagPocketCompaction(struct ItemSlot * slots, u8 capacity);
 u16 GetPcItemQuantity(u16 *);
 void SetBagPocketsPointers(void);
diff --git a/include/strings.h b/include/strings.h
index 222ed935d..c6df3df91 100644
--- a/include/strings.h
+++ b/include/strings.h
@@ -103,8 +103,8 @@ extern const u8 gText_ItemCantBeHeld[];
 extern const u8 gText_TMCase[];
 extern const u8 gText_Close[];
 extern const u8 gText_TMCaseWillBePutAway[];
-extern const u8 gText_FontSize0[];
-extern const u8 gText_FontSize2[];
+extern const u8 gText_Font0[];
+extern const u8 gText_Font2[];
 extern const u8 gText_OhNoICantBuyThat[];
 extern const u8 gText_HowManyWouldYouLikeToSell[];
 extern const u8 gText_ICanPayThisMuch_WouldThatBeOkay[];
diff --git a/include/tm_case.h b/include/tm_case.h
index 22fb021e0..b940596f2 100644
--- a/include/tm_case.h
+++ b/include/tm_case.h
@@ -1,17 +1,21 @@
 #ifndef GUARD_TM_CASE_H
 #define GUARD_TM_CASE_H
 
-enum TmCaseType
-{
-    TMCASE_FROMFIELD,
-    TMCASE_FROMPARTYGIVE,
-    TMCASE_FROMMARTSELL,
-    TMCASE_FROMPOKEMONSTORAGEPC,
-    TMCASE_FROMBATTLE,
-    TMCASE_NA
+// Values for 'type' argument to InitTMCase
+enum {
+    TMCASE_FIELD,
+    TMCASE_GIVE_PARTY,
+    TMCASE_SELL,
+    TMCASE_GIVE_PC,
+    TMCASE_POKEDUDE,
+    TMCASE_REOPENING,
 };
 
-void InitTMCase(u8 a0, void (* a1)(void), u8 a2);
+// Alternative value for 'allowSelectClose' argument to InitTMCase.
+// Indicates that the previous value should be preserved
+#define TMCASE_KEEP_PREV 0xFF
+
+void InitTMCase(u8 type, void (* exitCallback)(void), bool8 allowSelectClose);
 void ResetTMCaseCursorPos(void);
 void Pokedude_InitTMCase(void);
 
diff --git a/src/berry_pouch.c b/src/berry_pouch.c
index b18e0cd4a..2baf367de 100644
--- a/src/berry_pouch.c
+++ b/src/berry_pouch.c
@@ -684,13 +684,13 @@ static void SetUpListMenuTemplate(void)
 
 static void GetBerryNameAndIndexForMenu(u8 * dest, u16 itemId)
 {
-    StringCopy(gStringVar4, gText_FontSize0);
+    StringCopy(gStringVar4, gText_Font0);
     StringAppend(gStringVar4, gText_NumberClear01);
     ConvertIntToDecimalStringN(gStringVar1, itemId - FIRST_BERRY_INDEX + 1, STR_CONV_MODE_LEADING_ZEROS, 2);
     StringAppend(gStringVar4, gStringVar1);
     CopyItemName(itemId, gStringVar1);
     StringAppend(gStringVar4, sText_Space);
-    StringAppend(gStringVar4, gText_FontSize2);
+    StringAppend(gStringVar4, gText_Font2);
     StringAppend(gStringVar4, gStringVar1);
     StringCopy(dest, gStringVar4);
 }
@@ -1265,7 +1265,7 @@ static void Task_ContextMenu_FromPokemonPC(u8 taskId)
 static void Task_ContextMenu_Sell(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
-    if (itemid_get_market_price(gSpecialVar_ItemId) == 0)
+    if (ItemId_GetPrice(gSpecialVar_ItemId) == 0)
     {
         CopyItemName(gSpecialVar_ItemId, gStringVar1);
         StringExpandPlaceholders(gStringVar4, gText_OhNoICantBuyThat);
@@ -1293,7 +1293,7 @@ static void Task_ContextMenu_Sell(u8 taskId)
 static void Task_AskSellMultiple(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
-    ConvertIntToDecimalStringN(gStringVar3, itemid_get_market_price(BagGetItemIdByPocketPosition(POCKET_BERRY_POUCH, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
+    ConvertIntToDecimalStringN(gStringVar3, ItemId_GetPrice(BagGetItemIdByPocketPosition(POCKET_BERRY_POUCH, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
     StringExpandPlaceholders(gStringVar4, gText_ICanPayThisMuch_WouldThatBeOkay);
     DisplayItemMessageInBerryPouch(taskId, GetDialogBoxFontId(), gStringVar4, Task_SellMultiple_CreateYesNoMenu);
 }
@@ -1323,7 +1323,7 @@ static void Task_Sell_PrintSelectMultipleUI(u8 taskId)
     ConvertIntToDecimalStringN(gStringVar1, 1, STR_CONV_MODE_LEADING_ZEROS, 2);
     StringExpandPlaceholders(gStringVar4, gText_TimesStrVar1);
     BerryPouchPrint(windowId, FONT_0, gStringVar4, 4, 10, 1, 0, 0xFF, 1);
-    SellMultiple_UpdateSellPriceDisplay(itemid_get_market_price(BagGetItemIdByPocketPosition(POCKET_BERRY_POUCH, data[1])) / 2 * data[8]);
+    SellMultiple_UpdateSellPriceDisplay(ItemId_GetPrice(BagGetItemIdByPocketPosition(POCKET_BERRY_POUCH, data[1])) / 2 * data[8]);
     PrintMoneyInWin2();
     CreateScrollIndicatorArrows_SellQuantity();
     gTasks[taskId].func = Task_Sell_SelectMultiple;
@@ -1340,7 +1340,7 @@ static void Task_Sell_SelectMultiple(u8 taskId)
     if (AdjustQuantityAccordingToDPadInput(&data[8], data[2]) == TRUE)
     {
         PrintxQuantityOnWindow(1, data[8], 2);
-        SellMultiple_UpdateSellPriceDisplay(itemid_get_market_price(BagGetItemIdByPocketPosition(POCKET_BERRY_POUCH, data[1])) / 2 * data[8]);
+        SellMultiple_UpdateSellPriceDisplay(ItemId_GetPrice(BagGetItemIdByPocketPosition(POCKET_BERRY_POUCH, data[1])) / 2 * data[8]);
     }
     else if (JOY_NEW(A_BUTTON))
     {
@@ -1373,7 +1373,7 @@ static void Task_SellYes(u8 taskId)
     PutWindowTilemap(0);
     ScheduleBgCopyTilemapToVram(0);
     CopyItemName(gSpecialVar_ItemId, gStringVar1);
-    ConvertIntToDecimalStringN(gStringVar3, itemid_get_market_price(BagGetItemIdByPocketPosition(POCKET_BERRY_POUCH, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
+    ConvertIntToDecimalStringN(gStringVar3, ItemId_GetPrice(BagGetItemIdByPocketPosition(POCKET_BERRY_POUCH, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
     StringExpandPlaceholders(gStringVar4, gText_TurnedOverItemsWorthYen);
     DisplayItemMessageInBerryPouch(taskId, FONT_2, gStringVar4, Task_SellBerries_PlaySfxAndRemoveBerries);
 }
@@ -1383,7 +1383,7 @@ static void Task_SellBerries_PlaySfxAndRemoveBerries(u8 taskId)
     s16 * data = gTasks[taskId].data;
     PlaySE(SE_SHOP);
     RemoveBagItem(gSpecialVar_ItemId, data[8]);
-    AddMoney(&gSaveBlock1Ptr->money, itemid_get_market_price(gSpecialVar_ItemId) / 2 * data[8]);
+    AddMoney(&gSaveBlock1Ptr->money, ItemId_GetPrice(gSpecialVar_ItemId) / 2 * data[8]);
     RecordItemPurchase(gSpecialVar_ItemId, data[8], 2);
     DestroyListMenuTask(data[0], &sStaticCnt.listMenuScrollOffset, &sStaticCnt.listMenuSelectedRow);
     SortAndCountBerries();
diff --git a/src/data/items.json b/src/data/items.json
index 9527febe7..25c9056ff 100644
--- a/src/data/items.json
+++ b/src/data/items.json
@@ -8,7 +8,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -24,7 +24,7 @@
       "holdEffectParam": 0,
       "description_english": "The best BALL with the ultimate\\nperformance. It will catch any wild\\nPOKéMON without fail.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 0,
       "fieldUseFunc": "NULL",
@@ -40,7 +40,7 @@
       "holdEffectParam": 0,
       "description_english": "A very high-grade BALL that offers\\na higher POKéMON catch rate than\\na GREAT BALL.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 1,
       "fieldUseFunc": "NULL",
@@ -56,7 +56,7 @@
       "holdEffectParam": 0,
       "description_english": "A good, quality BALL that offers\\na higher POKéMON catch rate than\\na standard POKé BALL.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 2,
       "fieldUseFunc": "NULL",
@@ -72,7 +72,7 @@
       "holdEffectParam": 0,
       "description_english": "A BALL thrown to catch a wild\\nPOKéMON. It is designed in a\\ncapsule style.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 3,
       "fieldUseFunc": "NULL",
@@ -88,7 +88,7 @@
       "holdEffectParam": 0,
       "description_english": "A special BALL that is used only in\\nthe SAFARI ZONE. It is finished in\\na camouflage pattern.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 4,
       "fieldUseFunc": "NULL",
@@ -104,7 +104,7 @@
       "holdEffectParam": 0,
       "description_english": "A somewhat different BALL that\\nworks especially well on WATER- and\\nBUG-type POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 5,
       "fieldUseFunc": "NULL",
@@ -120,7 +120,7 @@
       "holdEffectParam": 0,
       "description_english": "A somewhat different BALL that\\nworks especially well on POKéMON\\ndeep in the sea.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 6,
       "fieldUseFunc": "NULL",
@@ -136,7 +136,7 @@
       "holdEffectParam": 0,
       "description_english": "A somewhat different BALL that\\nworks especially well on weaker\\nPOKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 7,
       "fieldUseFunc": "NULL",
@@ -152,7 +152,7 @@
       "holdEffectParam": 0,
       "description_english": "A somewhat different BALL that\\nworks especially well on POKéMON\\ncaught before.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 8,
       "fieldUseFunc": "NULL",
@@ -168,7 +168,7 @@
       "holdEffectParam": 0,
       "description_english": "A somewhat different BALL that\\nbecomes progressively better the\\nmore turns there are in a battle.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 9,
       "fieldUseFunc": "NULL",
@@ -184,7 +184,7 @@
       "holdEffectParam": 0,
       "description_english": "A comfortable BALL that makes a\\ncaptured wild POKéMON quickly grow\\nfriendly.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 10,
       "fieldUseFunc": "NULL",
@@ -200,7 +200,7 @@
       "holdEffectParam": 0,
       "description_english": "A rare BALL that has been\\nspecially made to commemorate an\\nevent of some sort.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_POKE_BALLS",
       "type": 11,
       "fieldUseFunc": "NULL",
@@ -216,7 +216,7 @@
       "holdEffectParam": 20,
       "description_english": "A spray-type wound medicine.\\nIt restores the HP of one POKéMON\\nby 20 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -232,7 +232,7 @@
       "holdEffectParam": 0,
       "description_english": "A spray-type medicine.\\nIt heals one POKéMON from a\\npoisoning.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -248,7 +248,7 @@
       "holdEffectParam": 0,
       "description_english": "A spray-type medicine.\\nIt heals one POKéMON of a burn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -264,7 +264,7 @@
       "holdEffectParam": 0,
       "description_english": "A spray-type medicine.\\nIt defrosts a frozen POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -280,7 +280,7 @@
       "holdEffectParam": 0,
       "description_english": "A spray-type medicine.\\nIt awakens a sleeping POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -296,7 +296,7 @@
       "holdEffectParam": 0,
       "description_english": "A spray-type medicine.\\nIt heals one POKéMON from\\nparalysis.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -312,7 +312,7 @@
       "holdEffectParam": 255,
       "description_english": "A medicine that fully restores the\\nHP and heals any status problems\\nof one POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -328,7 +328,7 @@
       "holdEffectParam": 255,
       "description_english": "A spray-type wound medicine.\\nIt fully restores the HP of one\\nPOKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -344,7 +344,7 @@
       "holdEffectParam": 200,
       "description_english": "A spray-type wound medicine.\\nIt restores the HP of one POKéMON\\nby 200 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -360,7 +360,7 @@
       "holdEffectParam": 50,
       "description_english": "A spray-type wound medicine.\\nIt restores the HP of one POKéMON\\nby 50 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -376,7 +376,7 @@
       "holdEffectParam": 0,
       "description_english": "A spray-type medicine.\\nIt heals all the status problems of\\none POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -392,7 +392,7 @@
       "holdEffectParam": 0,
       "description_english": "A medicine that revives a fainted\\nPOKéMON, restoring HP by half the\\nmaximum amount.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -408,7 +408,7 @@
       "holdEffectParam": 0,
       "description_english": "A medicine that revives a fainted\\nPOKéMON, restoring HP fully.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -424,7 +424,7 @@
       "holdEffectParam": 50,
       "description_english": "Water with a high mineral content.\\nIt restores the HP of one POKéMON\\nby 50 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -440,7 +440,7 @@
       "holdEffectParam": 60,
       "description_english": "A fizzy soda drink.\\nIt restores the HP of one POKéMON\\nby 60 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -456,7 +456,7 @@
       "holdEffectParam": 80,
       "description_english": "A very sweet drink.\\nIt restores the HP of one POKéMON\\nby 80 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -472,7 +472,7 @@
       "holdEffectParam": 100,
       "description_english": "Highly nutritious milk.\\nIt restores the HP of one POKéMON\\nby 100 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -488,7 +488,7 @@
       "holdEffectParam": 0,
       "description_english": "A very bitter medicine powder.\\nIt restores the HP of one POKéMON\\nby 50 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -504,7 +504,7 @@
       "holdEffectParam": 0,
       "description_english": "A very bitter root.\\nIt restores the HP of one POKéMON\\nby 200 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -520,7 +520,7 @@
       "holdEffectParam": 0,
       "description_english": "A very bitter medicine powder.\\nIt heals all the status problems of\\none POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -536,7 +536,7 @@
       "holdEffectParam": 0,
       "description_english": "A very bitter medicinal herb.\\nIt revives a fainted POKéMON,\\nrestoring HP fully.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -552,7 +552,7 @@
       "holdEffectParam": 10,
       "description_english": "Restores a selected move's PP by\\n10 points for one POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Ether",
@@ -568,7 +568,7 @@
       "holdEffectParam": 255,
       "description_english": "Fully restores a selected move's PP\\nfor one POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Ether",
@@ -584,7 +584,7 @@
       "holdEffectParam": 10,
       "description_english": "Restores the PP of all moves for\\none POKéMON by 10 points each.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Ether",
@@ -600,7 +600,7 @@
       "holdEffectParam": 255,
       "description_english": "Fully restores the PP of all moves\\nfor one POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Ether",
@@ -616,7 +616,7 @@
       "holdEffectParam": 0,
       "description_english": "LAVARIDGE TOWN's local specialty.\\nIt heals all the status problems of\\none POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -632,7 +632,7 @@
       "holdEffectParam": 0,
       "description_english": "A blue glass flute that awakens\\na sleeping POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -648,7 +648,7 @@
       "holdEffectParam": 0,
       "description_english": "A yellow glass flute that snaps one\\nPOKéMON out of confusion.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -664,7 +664,7 @@
       "holdEffectParam": 0,
       "description_english": "A red glass flute that snaps one\\nPOKéMON out of infatuation.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -680,7 +680,7 @@
       "holdEffectParam": 50,
       "description_english": "A black glass flute.\\nWhen blown, it makes wild POKéMON\\nless likely to appear.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_BlackWhiteFlute",
@@ -696,7 +696,7 @@
       "holdEffectParam": 150,
       "description_english": "A white glass flute.\\nWhen blown, it makes wild POKéMON\\nmore likely to appear.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_BlackWhiteFlute",
@@ -712,7 +712,7 @@
       "holdEffectParam": 20,
       "description_english": "A 100% pure juice.\\nIt restores the HP of one POKéMON\\nby 20 points.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -728,7 +728,7 @@
       "holdEffectParam": 0,
       "description_english": "Revives all fainted POKéMON,\\nrestoring HP fully.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_SacredAsh",
@@ -744,7 +744,7 @@
       "holdEffectParam": 0,
       "description_english": "Pure salt obtained from deep inside\\nthe SHOAL CAVE. It is extremely\\nsalty.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -760,7 +760,7 @@
       "holdEffectParam": 0,
       "description_english": "A pretty seashell found deep inside\\nthe SHOAL CAVE. It is striped in\\nblue and white.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -776,7 +776,7 @@
       "holdEffectParam": 0,
       "description_english": "A small red shard.\\nIt appears to be from some sort of\\na tool made long ago.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -792,7 +792,7 @@
       "holdEffectParam": 0,
       "description_english": "A small blue shard.\\nIt appears to be from some sort of\\na tool made long ago.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -808,7 +808,7 @@
       "holdEffectParam": 0,
       "description_english": "A small yellow shard.\\nIt appears to be from some sort of\\na tool made long ago.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -824,7 +824,7 @@
       "holdEffectParam": 0,
       "description_english": "A small green shard.\\nIt appears to be from some sort of\\na tool made long ago.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -840,7 +840,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -856,7 +856,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -872,7 +872,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -888,7 +888,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -904,7 +904,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -920,7 +920,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -936,7 +936,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -952,7 +952,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -968,7 +968,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -984,7 +984,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1000,7 +1000,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1016,7 +1016,7 @@
       "holdEffectParam": 0,
       "description_english": "A nutritious drink for POKéMON.\\nIt raises the base HP of one\\nPOKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -1032,7 +1032,7 @@
       "holdEffectParam": 0,
       "description_english": "A nutritious drink for POKéMON.\\nIt raises the base ATTACK stat of\\none POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -1048,7 +1048,7 @@
       "holdEffectParam": 0,
       "description_english": "A nutritious drink for POKéMON.\\nIt raises the base DEFENSE stat of\\none POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -1064,7 +1064,7 @@
       "holdEffectParam": 0,
       "description_english": "A nutritious drink for POKéMON.\\nIt raises the base SPEED stat of\\none POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -1080,7 +1080,7 @@
       "holdEffectParam": 0,
       "description_english": "A nutritious drink for POKéMON.\\nIt raises the base SP. ATK stat\\nof one POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -1096,7 +1096,7 @@
       "holdEffectParam": 0,
       "description_english": "A candy that is packed with energy.\\nIt raises the level of a POKéMON\\nby one.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_RareCandy",
@@ -1112,7 +1112,7 @@
       "holdEffectParam": 0,
       "description_english": "Slightly raises the maximum PP of\\na selected move for one POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_PpUp",
@@ -1128,7 +1128,7 @@
       "holdEffectParam": 0,
       "description_english": "A nutritious drink for POKéMON.\\nIt raises the base SP. DEF stat\\nof one POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -1144,7 +1144,7 @@
       "holdEffectParam": 0,
       "description_english": "Raises the PP of a selected move\\nto its maximum level for one\\nPOKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_PpUp",
@@ -1160,7 +1160,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1176,7 +1176,7 @@
       "holdEffectParam": 0,
       "description_english": "An item that prevents stat reduction\\namong party POKéMON for five turns\\nafter use.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1192,7 +1192,7 @@
       "holdEffectParam": 0,
       "description_english": "Raises the critical-hit ratio of\\nPOKéMON in battle. Wears off if the\\nPOKéMON is withdrawn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1208,7 +1208,7 @@
       "holdEffectParam": 0,
       "description_english": "Raises the ATTACK stat of POKéMON\\nin battle. Wears off if the POKéMON\\nis withdrawn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1224,7 +1224,7 @@
       "holdEffectParam": 0,
       "description_english": "Raises the DEFENSE stat of POKéMON\\nin battle. Wears off if the POKéMON\\nis withdrawn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1240,7 +1240,7 @@
       "holdEffectParam": 0,
       "description_english": "Raises the SPEED stat of POKéMON\\nin battle. Wears off if the POKéMON\\nis withdrawn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1256,7 +1256,7 @@
       "holdEffectParam": 0,
       "description_english": "Raises the accuracy stat of\\nPOKéMON in battle. Wears off if the\\nPOKéMON is withdrawn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1272,7 +1272,7 @@
       "holdEffectParam": 0,
       "description_english": "Raises the SP. ATK stat of\\nPOKéMON in battle. Wears off if the\\nPOKéMON is withdrawn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1288,7 +1288,7 @@
       "holdEffectParam": 0,
       "description_english": "An attractive doll.\\nUse it to flee from any battle with\\na wild POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1304,7 +1304,7 @@
       "holdEffectParam": 0,
       "description_english": "An attractive item.\\nUse it to flee from any battle with\\na wild POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1320,7 +1320,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1336,7 +1336,7 @@
       "holdEffectParam": 200,
       "description_english": "Prevents weak wild POKéMON from\\nappearing for 200 steps.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_Repel",
@@ -1352,7 +1352,7 @@
       "holdEffectParam": 250,
       "description_english": "Prevents weak wild POKéMON from\\nappearing for 250 steps.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_Repel",
@@ -1368,7 +1368,7 @@
       "holdEffectParam": 0,
       "description_english": "A long, durable rope.\\nUse it to escape instantly from a\\ncave or a dungeon.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "ItemUseOutOfBattle_EscapeRope",
@@ -1384,7 +1384,7 @@
       "holdEffectParam": 100,
       "description_english": "Prevents weak wild POKéMON from\\nappearing for 100 steps.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_Repel",
@@ -1400,7 +1400,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1416,7 +1416,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1432,7 +1432,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1448,7 +1448,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1464,7 +1464,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1480,7 +1480,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1496,7 +1496,7 @@
       "holdEffectParam": 0,
       "description_english": "A peculiar stone that makes certain\\nspecies of POKéMON evolve.\\nIt is as red as the sun.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_EvoItem",
@@ -1512,7 +1512,7 @@
       "holdEffectParam": 0,
       "description_english": "A peculiar stone that makes certain\\nspecies of POKéMON evolve.\\nIt is as black as the night sky.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_EvoItem",
@@ -1528,7 +1528,7 @@
       "holdEffectParam": 0,
       "description_english": "A peculiar stone that makes certain\\nspecies of POKéMON evolve.\\nIt is colored orange.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_EvoItem",
@@ -1544,7 +1544,7 @@
       "holdEffectParam": 0,
       "description_english": "A peculiar stone that makes certain\\nspecies of POKéMON evolve.\\nIt has a thunderbolt pattern.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_EvoItem",
@@ -1560,7 +1560,7 @@
       "holdEffectParam": 0,
       "description_english": "A peculiar stone that makes certain\\nspecies of POKéMON evolve.\\nIt is a clear light blue.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_EvoItem",
@@ -1576,7 +1576,7 @@
       "holdEffectParam": 0,
       "description_english": "A peculiar stone that makes certain\\nspecies of POKéMON evolve.\\nIt has a leaf pattern.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_EvoItem",
@@ -1592,7 +1592,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1608,7 +1608,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1624,7 +1624,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1640,7 +1640,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1656,7 +1656,7 @@
       "holdEffectParam": 0,
       "description_english": "A small and rare mushroom.\\nIt is quite popular among certain\\npeople.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1672,7 +1672,7 @@
       "holdEffectParam": 0,
       "description_english": "A large and rare mushroom.\\nIt is very popular among certain\\npeople.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1688,7 +1688,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1704,7 +1704,7 @@
       "holdEffectParam": 0,
       "description_english": "A relatively small pearl that\\nsparkles in a pretty silver color.\\nIt can be sold cheaply.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1720,7 +1720,7 @@
       "holdEffectParam": 0,
       "description_english": "A quite-large pearl that sparkles\\nin a pretty silver color.\\nIt can be sold at a high price.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1736,7 +1736,7 @@
       "holdEffectParam": 0,
       "description_english": "A pretty red sand with a loose,\\nsilky feel.\\nIt can be sold at a high price.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1752,7 +1752,7 @@
       "holdEffectParam": 0,
       "description_english": "A shard of a pretty gem that\\nsparkles in a red color.\\nIt can be sold at a high price.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1768,7 +1768,7 @@
       "holdEffectParam": 0,
       "description_english": "A nugget of pure gold that gives\\noff a lustrous gleam.\\nIt can be sold at a high price.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1784,7 +1784,7 @@
       "holdEffectParam": 0,
       "description_english": "A pretty, heart-shaped scale that\\nis extremely rare. It glows faintly\\nin the colors of a rainbow.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1800,7 +1800,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1816,7 +1816,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1832,7 +1832,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1848,7 +1848,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1864,7 +1864,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1880,7 +1880,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1896,7 +1896,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1912,7 +1912,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1928,7 +1928,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -1944,7 +1944,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a cute\\nZIGZAGOON print.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -1960,7 +1960,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a cute\\nWINGULL print.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -1976,7 +1976,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a cute\\nPIKACHU print.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -1992,7 +1992,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a cute\\nMAGNEMITE print.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -2008,7 +2008,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a cute\\nSLAKOTH print.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -2024,7 +2024,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a cute\\nWAILMER print.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -2040,7 +2040,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL to be held by a\\nPOKéMON. It will bear the print of\\nthe POKéMON holding it.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -2056,7 +2056,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a cute\\nDUSKULL print.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -2072,7 +2072,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a cute\\nBELLOSSOM print.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -2088,7 +2088,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL to be held by a\\nPOKéMON. It will bear the print of\\nthe POKéMON holding it.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -2104,7 +2104,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a\\ngorgeous, extravagant print.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -2120,7 +2120,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of MAIL featuring a print\\nof three cute POKéMON.\\nIt is to be held by a POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_MAIL",
       "fieldUseFunc": "FieldUseFunc_Mail",
@@ -2136,7 +2136,7 @@
       "holdEffectParam": 0,
       "description_english": "When held by a POKéMON, it will be\\nused in battle to heal paralysis.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -2152,7 +2152,7 @@
       "holdEffectParam": 0,
       "description_english": "When held by a POKéMON, it will be\\nused in battle to wake up.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -2168,7 +2168,7 @@
       "holdEffectParam": 0,
       "description_english": "When held by a POKéMON, it will be\\nused in battle to cure poison.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -2184,7 +2184,7 @@
       "holdEffectParam": 0,
       "description_english": "When held by a POKéMON, it will be\\nused in battle to heal a burn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -2200,7 +2200,7 @@
       "holdEffectParam": 0,
       "description_english": "When held by a POKéMON, it will be\\nused in battle for defrosting.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -2216,7 +2216,7 @@
       "holdEffectParam": 10,
       "description_english": "When held by a POKéMON, it will be\\nused in battle to restore 10 PP.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Ether",
@@ -2232,7 +2232,7 @@
       "holdEffectParam": 10,
       "description_english": "When held by a POKéMON, it will be\\nused in battle to restore 10 HP.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -2248,7 +2248,7 @@
       "holdEffectParam": 0,
       "description_english": "When held by a POKéMON, it will be\\nused in battle to lift confusion.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2264,7 +2264,7 @@
       "holdEffectParam": 0,
       "description_english": "When held by a POKéMON, it will be\\nused in battle to heal any problem.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -2280,7 +2280,7 @@
       "holdEffectParam": 30,
       "description_english": "When held by a POKéMON, it will be\\nused in battle to restore 30 HP.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "FieldUseFunc_Medicine",
@@ -2296,7 +2296,7 @@
       "holdEffectParam": 8,
       "description_english": "A hold item that restores HP but\\nmay cause confusion when used.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2312,7 +2312,7 @@
       "holdEffectParam": 8,
       "description_english": "A hold item that restores HP but\\nmay cause confusion when used.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2328,7 +2328,7 @@
       "holdEffectParam": 8,
       "description_english": "A hold item that restores HP but\\nmay cause confusion when used.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2344,7 +2344,7 @@
       "holdEffectParam": 8,
       "description_english": "A hold item that restores HP but\\nmay cause confusion when used.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2360,7 +2360,7 @@
       "holdEffectParam": 8,
       "description_english": "A hold item that restores HP but\\nmay cause confusion when used.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2376,7 +2376,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2392,7 +2392,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2408,7 +2408,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2424,7 +2424,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2440,7 +2440,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2456,7 +2456,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2472,7 +2472,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2488,7 +2488,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2504,7 +2504,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2520,7 +2520,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2536,7 +2536,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2552,7 +2552,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2568,7 +2568,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2584,7 +2584,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2600,7 +2600,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2616,7 +2616,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2632,7 +2632,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2648,7 +2648,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2664,7 +2664,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2680,7 +2680,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2696,7 +2696,7 @@
       "holdEffectParam": 4,
       "description_english": "When held by a POKéMON, it raises\\nthe ATTACK stat in a pinch.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2712,7 +2712,7 @@
       "holdEffectParam": 4,
       "description_english": "When held by a POKéMON, it raises\\nthe DEFENSE stat in a pinch.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2728,7 +2728,7 @@
       "holdEffectParam": 4,
       "description_english": "When held by a POKéMON, it raises\\nthe SPEED stat in a pinch.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2744,7 +2744,7 @@
       "holdEffectParam": 4,
       "description_english": "When held by a POKéMON, it raises\\nthe SP. ATK stat in a pinch.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2760,7 +2760,7 @@
       "holdEffectParam": 4,
       "description_english": "When held by a POKéMON, it raises\\nthe SP. DEF stat in a pinch.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2776,7 +2776,7 @@
       "holdEffectParam": 4,
       "description_english": "When held by a POKéMON, it raises\\nthe critical-hit ratio in a pinch.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2792,7 +2792,7 @@
       "holdEffectParam": 4,
       "description_english": "When held by a POKéMON, it sharply\\nraises one stat in a pinch.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2808,7 +2808,7 @@
       "holdEffectParam": 0,
       "description_english": "Can be ground up into a powder as\\nan ingredient for medicine.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_BERRY_POUCH",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "ItemUseOutOfBattle_EnigmaBerry",
@@ -2824,7 +2824,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2840,7 +2840,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2856,7 +2856,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2872,7 +2872,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nIt casts a tricky glare that lowers\\nthe opponent's accuracy.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2888,7 +2888,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt restores any lowered stat in\\nbattle. It can be used only once.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2904,7 +2904,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt promotes strong growth but\\nlowers SPEED while it is held.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2920,7 +2920,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nThe holder gets a share of EXP.\\npoints without having to battle.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2936,7 +2936,7 @@
       "holdEffectParam": 20,
       "description_english": "An item to be held by a POKéMON.\\nA light and sharp claw. The holder\\nmay be able to strike first.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2952,7 +2952,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nA bell with a comforting chime that\\nmakes the holder calm and friendly.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2968,7 +2968,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt snaps the holder out of\\ninfatuation. It can be used once.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -2984,7 +2984,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt powers up one move, which\\nbecomes the only usable one.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3000,7 +3000,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nIt may cause the foe to flinch\\nupon taking damage.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3016,7 +3016,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA shiny silver powder that boosts\\nthe power of BUG-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3032,7 +3032,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nIt doubles the battle money if the\\nholding POKéMON takes part.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3048,7 +3048,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt repels wild POKéMON if the\\nholder is first in the party.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3064,7 +3064,7 @@
       "holdEffectParam": 0,
       "description_english": "An orb to be held by a LATIOS or\\nLATIAS. It raises the SP. ATK\\nand SP. DEF stats.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3080,7 +3080,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nA fang that gleams a sharp silver.\\nIt raises the SP. ATK stat.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3096,7 +3096,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nA scale that shines a faint pink.\\nIt raises the SP. DEF stat.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3112,7 +3112,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nThe holding POKéMON can flee from\\nany wild POKéMON for sure.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3128,7 +3128,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nThe holding POKéMON is prevented\\nfrom evolving.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3144,7 +3144,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nThe holding POKéMON may endure an\\nattack, leaving just 1 HP.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3160,7 +3160,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nAn egg filled with happiness that\\nearns extra EXP. points in battle.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3176,7 +3176,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nA lens that boosts the critical-hit\\nratio of the holding POKéMON.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3192,7 +3192,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA special metallic film that boosts\\nthe power of STEEL-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3208,7 +3208,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nThe holding POKéMON gradually\\nregains HP during battle.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3224,7 +3224,7 @@
       "holdEffectParam": 10,
       "description_english": "A thick and tough scale.\\nA DRAGON-type POKéMON may be\\nholding it.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3240,7 +3240,7 @@
       "holdEffectParam": 0,
       "description_english": "An orb to be held by a PIKACHU\\nthat raises the SP. ATK stat.\\nTouching it may cause a shock.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3256,7 +3256,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA loose, silky sand that boosts the\\npower of GROUND-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3272,7 +3272,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nAn unbreakable stone that boosts\\nthe power of ROCK-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3288,7 +3288,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA seed imbued with life that boosts\\nthe power of GRASS-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3304,7 +3304,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA shady-looking pair of glasses\\nthat boosts DARK-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3320,7 +3320,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA belt that boosts determination\\nand FIGHTING-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3336,7 +3336,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA powerful magnet that boosts the\\npower of ELECTRIC-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3352,7 +3352,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA teardrop-shaped gem that boosts\\nthe power of WATER-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3368,7 +3368,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA long, sharp beak that boosts the\\npower of FLYING-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3384,7 +3384,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA small, poisonous barb that boosts\\nthe power of POISON-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3400,7 +3400,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA piece of ice that repels heat\\nand boosts ICE-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3416,7 +3416,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA sinister, eerie tag that boosts\\nGHOST-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3432,7 +3432,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA spoon imbued with telekinetic\\npower boosts PSYCHIC-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3448,7 +3448,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA combustible fuel that boosts the\\npower of FIRE-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3464,7 +3464,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA hard and sharp fang that boosts\\nthe power of DRAGON-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3480,7 +3480,7 @@
       "holdEffectParam": 10,
       "description_english": "An item to be held by a POKéMON.\\nA sumptuous scarf that boosts the\\npower of NORMAL-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3496,7 +3496,7 @@
       "holdEffectParam": 0,
       "description_english": "A transparent device filled with all\\nsorts of data.\\nIt is made by SILPH CO.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3512,7 +3512,7 @@
       "holdEffectParam": 8,
       "description_english": "An item to be held by a POKéMON.\\nThe holding POKéMON regains some\\nHP upon striking the foe.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3528,7 +3528,7 @@
       "holdEffectParam": 5,
       "description_english": "An item to be held by a POKéMON.\\nIt slightly boosts the power of\\nWATER-type moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3544,7 +3544,7 @@
       "holdEffectParam": 5,
       "description_english": "An item to be held by a POKéMON.\\nIts tricky aroma slightly reduces\\nthe foe's accuracy.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3560,7 +3560,7 @@
       "holdEffectParam": 0,
       "description_english": "A glove to be held by a CHANSEY.\\nIt raises CHANSEY's critical-hit\\nratio.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3576,7 +3576,7 @@
       "holdEffectParam": 0,
       "description_english": "A fine, hard powder to be held by\\na DITTO.\\nIt raises DITTO's DEFENSE stat.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3592,7 +3592,7 @@
       "holdEffectParam": 0,
       "description_english": "A hard bone of some sort to be\\nheld by a CUBONE or MAROWAK.\\nIt raises the ATTACK stat.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3608,7 +3608,7 @@
       "holdEffectParam": 0,
       "description_english": "A stick of leek to be held by a\\nFARFETCH'D. It raises FARFETCH'D's\\ncritical-hit ratio.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3624,7 +3624,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3640,7 +3640,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3656,7 +3656,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3672,7 +3672,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3688,7 +3688,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3704,7 +3704,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3720,7 +3720,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3736,7 +3736,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3752,7 +3752,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3768,7 +3768,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3784,7 +3784,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3800,7 +3800,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3816,7 +3816,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3832,7 +3832,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3848,7 +3848,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3864,7 +3864,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3880,7 +3880,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3896,7 +3896,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3912,7 +3912,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3928,7 +3928,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3944,7 +3944,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3960,7 +3960,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3976,7 +3976,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -3992,7 +3992,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4008,7 +4008,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4024,7 +4024,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4040,7 +4040,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4056,7 +4056,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4072,7 +4072,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt boosts the holding POKéMON's\\nCOOL condition in CONTESTS.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4088,7 +4088,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt boosts the holding POKéMON's\\nBEAUTY condition in CONTESTS.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4104,7 +4104,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt boosts the holding POKéMON's\\nCUTE condition in CONTESTS.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4120,7 +4120,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt boosts the holding POKéMON's\\nSMART condition in CONTESTS.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4136,7 +4136,7 @@
       "holdEffectParam": 0,
       "description_english": "An item to be held by a POKéMON.\\nIt boosts the holding POKéMON's\\nTOUGH condition in CONTESTS.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4152,7 +4152,7 @@
       "holdEffectParam": 0,
       "description_english": "A folding bicycle that is at least\\ntwice as fast as walking.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "FieldUseFunc_Bike",
@@ -4168,7 +4168,7 @@
       "holdEffectParam": 0,
       "description_english": "A case for holding COINS obtained\\nat the GAME CORNER.\\nIt holds up to 9,999 COINS.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_CoinCase",
@@ -4184,7 +4184,7 @@
       "holdEffectParam": 0,
       "description_english": "A device used for finding items.\\nIf there is a hidden item nearby\\nwhen it is used, it emits a signal.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "ItemUseOutOfBattle_Itemfinder",
@@ -4200,7 +4200,7 @@
       "holdEffectParam": 0,
       "description_english": "An old and beat-up fishing rod.\\nUse it by any body of water to \\nfish for wild POKéMON.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "FieldUseFunc_Rod",
@@ -4216,7 +4216,7 @@
       "holdEffectParam": 0,
       "description_english": "A new, good-quality fishing rod.\\nUse it by any body of water to \\nfish for wild POKéMON.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "FieldUseFunc_Rod",
@@ -4232,7 +4232,7 @@
       "holdEffectParam": 0,
       "description_english": "An awesome, high-tech fishing rod.\\nUse it by any body of water to fish\\nfor wild POKéMON.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "FieldUseFunc_Rod",
@@ -4248,7 +4248,7 @@
       "holdEffectParam": 0,
       "description_english": "The ticket required for sailing on\\nthe ferry S.S. ANNE.\\nIt has a drawing of a ship on it.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4264,7 +4264,7 @@
       "holdEffectParam": 0,
       "description_english": "The pass required for entering\\nPOKéMON CONTESTS. It has a\\ndrawing of an award ribbon on it.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4280,7 +4280,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4296,7 +4296,7 @@
       "holdEffectParam": 0,
       "description_english": "A nifty watering pail.\\nUse it to promote strong growth in\\nBERRIES planted in soft soil.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4312,7 +4312,7 @@
       "holdEffectParam": 0,
       "description_english": "A package that contains mechanical\\nparts of some sort made by the\\nDEVON CORPORATION.",
       "importance": 2,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4328,7 +4328,7 @@
       "holdEffectParam": 0,
       "description_english": "A sack used to collect volcanic\\nash automatically during walks\\nover deep ash.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4344,7 +4344,7 @@
       "holdEffectParam": 0,
       "description_english": "The key to NEW MAUVILLE, which\\nwas constructed beneath MAUVILLE\\nCITY.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4360,7 +4360,7 @@
       "holdEffectParam": 0,
       "description_english": "A folding bicycle that is capable\\nof stunts like jumps and wheelies.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "FieldUseFunc_Bike",
@@ -4376,7 +4376,7 @@
       "holdEffectParam": 0,
       "description_english": "A case for holding {POKEBLOCK}S made\\nwith a BERRY BLENDER. It releases\\none {POKEBLOCK} when shaken.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4392,7 +4392,7 @@
       "holdEffectParam": 0,
       "description_english": "An extremely important letter to\\nSTEVEN from the PRESIDENT of the\\nDEVON CORPORATION.",
       "importance": 2,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4408,7 +4408,7 @@
       "holdEffectParam": 0,
       "description_english": "The ticket required for sailing on a\\nferry to a distant southern island.\\nIt features a drawing of an island.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4424,7 +4424,7 @@
       "holdEffectParam": 0,
       "description_english": "An orb that glows red.\\nIt is said to contain an incredible\\npower from ancient times.",
       "importance": 2,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4440,7 +4440,7 @@
       "holdEffectParam": 0,
       "description_english": "An orb that glows blue.\\nIt is said to contain an incredible\\npower from ancient times.",
       "importance": 2,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4456,7 +4456,7 @@
       "holdEffectParam": 0,
       "description_english": "A device used to search for\\nlife-forms in water.\\nIt looks too difficult to use.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4472,7 +4472,7 @@
       "holdEffectParam": 0,
       "description_english": "A pair of protective goggles.\\nThey enable a TRAINER to travel\\nthrough even desert sandstorms.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4488,7 +4488,7 @@
       "holdEffectParam": 0,
       "description_english": "A meteorite that fell from space\\nonto MT. MOON long ago.\\nIt is very lumpy and hard.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4504,7 +4504,7 @@
       "holdEffectParam": 0,
       "description_english": "A key that opens the door to Room\\n1 inside the ABANDONED SHIP.\\nIt is old and looks easily broken.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4520,7 +4520,7 @@
       "holdEffectParam": 0,
       "description_english": "A key that opens the door to Room\\n2 inside the ABANDONED SHIP.\\nIt is old and looks easily broken.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4536,7 +4536,7 @@
       "holdEffectParam": 0,
       "description_english": "A key that opens the door to Room\\n4 inside the ABANDONED SHIP.\\nIt is old and looks easily broken.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4552,7 +4552,7 @@
       "holdEffectParam": 0,
       "description_english": "A key that opens the door to Room\\n6 inside the ABANDONED SHIP.\\nIt is old and looks easily broken.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4568,7 +4568,7 @@
       "holdEffectParam": 0,
       "description_english": "A key that opens the storage hold\\ninside the ABANDONED SHIP.\\nIt is old and looks easily broken.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4584,7 +4584,7 @@
       "holdEffectParam": 0,
       "description_english": "A fossil of an ancient, seafloor-\\ndwelling POKéMON. It appears to be\\npart of a plant root.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4600,7 +4600,7 @@
       "holdEffectParam": 0,
       "description_english": "A fossil of an ancient, seafloor-\\ndwelling POKéMON. It appears to be\\npart of a claw.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4616,7 +4616,7 @@
       "holdEffectParam": 0,
       "description_english": "A scope that signals the presence\\nof any unseeable POKéMON.\\nIt is made by the DEVON CORP.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -4632,7 +4632,7 @@
       "holdEffectParam": 0,
       "description_english": "An extremely powerful attack.\\nHowever, if the user is hit before\\nusing the move, they will flinch.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4649,7 +4649,7 @@
       "holdEffectParam": 0,
       "description_english": "Sharp, huge claws hook and slash\\nthe foe quickly and with great\\npower.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4666,7 +4666,7 @@
       "holdEffectParam": 0,
       "description_english": "The foe is hit with a pulsing blast\\nof water. It may also confuse the\\ntarget.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4683,7 +4683,7 @@
       "holdEffectParam": 0,
       "description_english": "The user calms its spirit and\\nfocuses its mind to raise its\\nSP. ATK and SP. DEF stats.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4700,7 +4700,7 @@
       "holdEffectParam": 0,
       "description_english": "A savage roar that causes the foe\\nto switch out of battle. In the\\nwild, ROAR ends the battle.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4717,7 +4717,7 @@
       "holdEffectParam": 0,
       "description_english": "A move that leaves the foe badly\\npoisoned. Its poison damage worsens\\nevery turn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4734,7 +4734,7 @@
       "holdEffectParam": 0,
       "description_english": "Summons a hailstorm that lasts for\\nfive turns. The hailstorm damages\\nall types except the ICE type.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4751,7 +4751,7 @@
       "holdEffectParam": 0,
       "description_english": "The user tightens all its muscles\\nand bulks up, boosting both its\\nATTACK and DEFENSE stats.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4768,7 +4768,7 @@
       "holdEffectParam": 0,
       "description_english": "The user shoots seeds at the foe\\nin rapid succession. Two to five\\nseeds are shot at once.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4785,7 +4785,7 @@
       "holdEffectParam": 0,
       "description_english": "A variable move that changes type\\nand power depending on the POKéMON\\nusing it.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4802,7 +4802,7 @@
       "holdEffectParam": 0,
       "description_english": "The weather is turned sunny for\\nfive turns. Over that time, FIRE-\\ntype moves are powered up.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4819,7 +4819,7 @@
       "holdEffectParam": 0,
       "description_english": "A taunted foe may become enraged.\\nIt will then only be able to use\\nattack moves.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4836,7 +4836,7 @@
       "holdEffectParam": 0,
       "description_english": "An icy-cold beam is shot at the\\nfoe. It may leave the target\\nfrozen.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4853,7 +4853,7 @@
       "holdEffectParam": 0,
       "description_english": "A vicious snow-and-wind attack that\\nstrikes all foes in battle. It may\\ncause freezing.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4870,7 +4870,7 @@
       "holdEffectParam": 0,
       "description_english": "A harsh attack that inflicts severe\\ndamage on the foe. However, the\\nuser must rest the next turn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4887,7 +4887,7 @@
       "holdEffectParam": 0,
       "description_english": "A wall of light is created over\\nfive turns. It reduces damage from\\nSP. ATK attacks.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4904,7 +4904,7 @@
       "holdEffectParam": 0,
       "description_english": "The user is completely protected\\nfrom attack in the turn it is used.\\nIt may fail if used in succession.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4921,7 +4921,7 @@
       "holdEffectParam": 0,
       "description_english": "A heavy rain is summoned for five\\nturns. Over that time, WATER-type\\nmoves are powered up.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4938,7 +4938,7 @@
       "holdEffectParam": 0,
       "description_english": "The user strikes the foe with\\ntentacles or roots, stealing the\\ntarget's HP and healing itself.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4955,7 +4955,7 @@
       "holdEffectParam": 0,
       "description_english": "Protects the party with a shield\\nagainst all status problems over\\nfive turns.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4972,7 +4972,7 @@
       "holdEffectParam": 0,
       "description_english": "This attack move grows more\\npowerful the more the POKéMON\\ndislikes its TRAINER.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -4989,7 +4989,7 @@
       "holdEffectParam": 0,
       "description_english": "A 2-turn attack that uses the first\\nturn for absorbing sunlight, then\\nblasting the foe in the next turn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5006,7 +5006,7 @@
       "holdEffectParam": 0,
       "description_english": "The foe is slammed with a sturdy\\ntail of steel. It may lower the\\ntarget's DEFENSE stat.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5023,7 +5023,7 @@
       "holdEffectParam": 0,
       "description_english": "A massive jolt of electricity is\\nlaunched at the foe. It may cause\\nparalysis.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5040,7 +5040,7 @@
       "holdEffectParam": 0,
       "description_english": "Strikes the foe with a huge\\nthunderbolt. It may cause\\nparalysis.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5057,7 +5057,7 @@
       "holdEffectParam": 0,
       "description_english": "Causes an earthquake that strikes\\nall POKéMON in battle, excluding\\nthe user.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5074,7 +5074,7 @@
       "holdEffectParam": 0,
       "description_english": "This attack move grows more\\npowerful the more the POKéMON\\nlikes its TRAINER.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5091,7 +5091,7 @@
       "holdEffectParam": 0,
       "description_english": "A 2-turn attack in which the user\\ndigs underground, then strikes.\\nIt can be used to exit dungeons.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5108,7 +5108,7 @@
       "holdEffectParam": 0,
       "description_english": "A powerful blast of telekinetic\\nenergy strikes the foe. It may\\nlower the target's SP. DEF stat.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5125,7 +5125,7 @@
       "holdEffectParam": 0,
       "description_english": "The foe is attacked with a shadowy\\nlump. It may lower the target's\\nSP. DEF stat.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5142,7 +5142,7 @@
       "holdEffectParam": 0,
       "description_english": "Strikes the foe with a rock-hard\\nfist, etc. It shatters barriers such\\nas REFLECT and LIGHT SCREEN.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5159,7 +5159,7 @@
       "holdEffectParam": 0,
       "description_english": "The user begins moving so quickly\\nthat it creates illusory copies to\\nraise its evasiveness.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5176,7 +5176,7 @@
       "holdEffectParam": 0,
       "description_english": "A tough barrier is put up over five\\nturns. It reduces damage from\\nphysical attacks over that time.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5193,7 +5193,7 @@
       "holdEffectParam": 0,
       "description_english": "A rapid jolt of electricity strikes\\nthe foe. This attack is impossible\\nto evade.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5210,7 +5210,7 @@
       "holdEffectParam": 0,
       "description_english": "The foe is roasted with a heavy\\nblast of fire. It may leave the\\ntarget with a burn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5227,7 +5227,7 @@
       "holdEffectParam": 0,
       "description_english": "Toxic sludge is hurled at the foe\\nwith great force. It may also\\npoison the target.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5244,7 +5244,7 @@
       "holdEffectParam": 0,
       "description_english": "Summons a sandstorm that lasts for\\nfive turns. It damages all types\\nexcept ROCK, GROUND, and STEEL.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5261,7 +5261,7 @@
       "holdEffectParam": 0,
       "description_english": "The foe is incinerated with an\\nintense flame. It may leave the\\ntarget with a burn.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5278,7 +5278,7 @@
       "holdEffectParam": 0,
       "description_english": "Boulders are hurled at the foe.\\nIt also lowers the target's SPEED\\nstat if it hits.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5295,7 +5295,7 @@
       "holdEffectParam": 0,
       "description_english": "An extremely fast attack against\\none target. It is impossible to\\nevade.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5312,7 +5312,7 @@
       "holdEffectParam": 0,
       "description_english": "If enraged by this move, the target\\nbecomes incapable of using the same\\nmove twice in a row.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5329,7 +5329,7 @@
       "holdEffectParam": 0,
       "description_english": "An attack move that becomes very\\npowerful if the user is poisoned,\\nburned, or paralyzed.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5346,7 +5346,7 @@
       "holdEffectParam": 0,
       "description_english": "An attack move that may have an\\nadditional effect depending on the\\nbattle terrain.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5363,7 +5363,7 @@
       "holdEffectParam": 0,
       "description_english": "A move that makes the user fall\\nasleep over two turns to restore HP\\nand heal any status problems.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5380,7 +5380,7 @@
       "holdEffectParam": 0,
       "description_english": "The foe, if it is the opposite\\ngender as the user, becomes\\ninfatuated and may not attack.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5397,7 +5397,7 @@
       "holdEffectParam": 0,
       "description_english": "An attack that gives the user an\\nopportunity to steal the foe's hold\\nitem.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5414,7 +5414,7 @@
       "holdEffectParam": 0,
       "description_english": "The foe is struck with steel-hard\\nwings. It may also raise the user's\\nDEFENSE stat.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5431,7 +5431,7 @@
       "holdEffectParam": 0,
       "description_english": "A special power is transmitted to\\nthe foe, causing it to switch\\nabilities with the user.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5448,7 +5448,7 @@
       "holdEffectParam": 0,
       "description_english": "A move that steals the effects of\\nany status-changing or healing move\\nthat the foe tries to use.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5465,7 +5465,7 @@
       "holdEffectParam": 0,
       "description_english": "A maximum-power attack of great\\nferocity, but one that also sharply\\nreduces the user's SP. ATK stat.",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5482,7 +5482,7 @@
       "holdEffectParam": 0,
       "description_english": "Attacks the foe with sharp blades\\nor claws. It can also cut down thin\\ntrees and grass outside of battle.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5499,7 +5499,7 @@
       "holdEffectParam": 0,
       "description_english": "The user flies up on the first turn,\\nthen attacks next turn. It can be\\nused to fly to any known town.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5516,7 +5516,7 @@
       "holdEffectParam": 0,
       "description_english": "Creates a huge wave, then crashes\\nit down on the foe. It can be used\\nfor traveling on water.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5533,7 +5533,7 @@
       "holdEffectParam": 0,
       "description_english": "The user builds enormous power,\\nthen slams the foe. It can be used\\nfor moving large, round boulders.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5550,7 +5550,7 @@
       "holdEffectParam": 0,
       "description_english": "Looses a powerful blast of light\\nthat reduces the foe's accuracy.\\nIt also lights up dark caves.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5567,7 +5567,7 @@
       "holdEffectParam": 0,
       "description_english": "Hits the foe with a rock-crushingly\\ntough attack. It can smash cracked\\nboulders.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5584,7 +5584,7 @@
       "holdEffectParam": 0,
       "description_english": "A powerful charge attack. It can\\nbe used for climbing a torrential\\nwaterfall.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5601,7 +5601,7 @@
       "holdEffectParam": 0,
       "description_english": "A 2-turn attack in which the user\\ndives underwater on the first turn,\\nthen strikes in the next turn.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_TM_CASE",
       "type": "ITEM_TYPE_PARTY_MENU",
       "fieldUseFunc": "NULL",
@@ -5618,7 +5618,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5634,7 +5634,7 @@
       "holdEffectParam": 0,
       "description_english": "?????",
       "importance": 0,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5650,7 +5650,7 @@
       "holdEffectParam": 0,
       "description_english": "A parcel to be delivered to PROF.\\nOAK from VIRIDIAN CITY's POKéMON\\nMART.",
       "importance": 2,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5666,7 +5666,7 @@
       "holdEffectParam": 0,
       "description_english": "A flute that is said to instantly\\nawaken any POKéMON. It has a\\nlovely tone.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_PokeFlute",
@@ -5682,7 +5682,7 @@
       "holdEffectParam": 0,
       "description_english": "The key to CINNABAR ISLAND GYM's\\nfront door. It is colored red and\\ndecorated.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5698,7 +5698,7 @@
       "holdEffectParam": 0,
       "description_english": "Take this voucher to the BIKE SHOP\\nin CERULEAN CITY and exchange it\\nfor a bicycle.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5714,7 +5714,7 @@
       "holdEffectParam": 0,
       "description_english": "A set of false teeth lost by the\\nSAFARI ZONE'S WARDEN. It makes his\\nsmile sparkle.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5730,7 +5730,7 @@
       "holdEffectParam": 0,
       "description_english": "A piece of amber that contains\\nthe genes of an ancient POKéMON.\\nIt is clear with a reddish tint.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5746,7 +5746,7 @@
       "holdEffectParam": 0,
       "description_english": "A card-type key that unlocks doors\\nin SILPH CO.'s HEAD OFFICE in\\nSAFFRON CITY.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5762,7 +5762,7 @@
       "holdEffectParam": 0,
       "description_english": "A key that operates the elevator\\nin TEAM ROCKET's HIDEOUT.\\nIt bears the TEAM ROCKET logo.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5778,7 +5778,7 @@
       "holdEffectParam": 0,
       "description_english": "A fossil of an ancient, seafloor-\\ndwelling POKéMON. It appears to be\\npart of a seashell.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5794,7 +5794,7 @@
       "holdEffectParam": 0,
       "description_english": "A fossil of an ancient, seafloor-\\ndwelling POKéMON. It appears to be\\npart of a shell.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5810,7 +5810,7 @@
       "holdEffectParam": 0,
       "description_english": "A scope that makes unseeable\\nPOKéMON visible.\\nIt is made by SILPH CO.",
       "importance": 1,
-      "exitsBagOnUse": 0,
+      "registrability": 0,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5826,7 +5826,7 @@
       "holdEffectParam": 0,
       "description_english": "A folding bicycle that allows\\nfaster movement than the RUNNING\\nSHOES.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "FieldUseFunc_Bike",
@@ -5842,7 +5842,7 @@
       "holdEffectParam": 0,
       "description_english": "A very convenient map that can be\\nviewed anytime. It even shows your \\npresent location.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_TownMap",
@@ -5858,7 +5858,7 @@
       "holdEffectParam": 0,
       "description_english": "A device that indicates TRAINERS\\nwho want to battle. The battery\\ncharges while traveling.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "FieldUseFunc_VsSeeker",
@@ -5874,7 +5874,7 @@
       "holdEffectParam": 0,
       "description_english": "A device that enables you to\\nrecall what you've heard and seen\\nabout famous people.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_FameChecker",
@@ -5890,7 +5890,7 @@
       "holdEffectParam": 0,
       "description_english": "A case that holds TMs and HMs.\\nIt is attached to the BAG's\\ncompartment for important items.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_TmCase",
@@ -5906,7 +5906,7 @@
       "holdEffectParam": 0,
       "description_english": "A pouch for carrying BERRIES.\\nIt is attached to the BAG's\\ncompartment for important items.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_BerryPouch",
@@ -5922,7 +5922,7 @@
       "holdEffectParam": 0,
       "description_english": "A television set that is tuned to\\na program with useful tips for\\nnovice TRAINERS.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_FIELD",
       "fieldUseFunc": "FieldUseFunc_TeachyTv",
@@ -5938,7 +5938,7 @@
       "holdEffectParam": 0,
       "description_english": "A pass for ferries between ONE,\\nTWO, and THREE ISLAND.\\nIt has a drawing of three islands.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5954,7 +5954,7 @@
       "holdEffectParam": 0,
       "description_english": "A pass for ferries between\\nVERMILION and the SEVII ISLANDS.\\nIt features a drawing of a rainbow.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5970,7 +5970,7 @@
       "holdEffectParam": 0,
       "description_english": "An aromatic tea prepared by an old\\nlady. It will slake even the worst\\nthirst.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -5986,7 +5986,7 @@
       "holdEffectParam": 0,
       "description_english": "A ticket required to board the ship\\nto NAVEL ROCK.\\nIt glows with a mystic light.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -6002,7 +6002,7 @@
       "holdEffectParam": 0,
       "description_english": "A ticket required to board the ship\\nto BIRTH ISLAND.\\nIt glows beautifully.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -6018,7 +6018,7 @@
       "holdEffectParam": 0,
       "description_english": "A jar for storing BERRY POWDER\\nmade using a BERRY CRUSHER.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_PowderJar",
@@ -6034,7 +6034,7 @@
       "holdEffectParam": 0,
       "description_english": "An exquisitely beautiful gem that\\nhas a red glow.\\nIt symbolizes passion.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
@@ -6050,7 +6050,7 @@
       "holdEffectParam": 0,
       "description_english": "An exquisitely beautiful gem that\\nhas a blue glow.\\nIt symbolizes honesty.",
       "importance": 1,
-      "exitsBagOnUse": 1,
+      "registrability": 1,
       "pocket": "POCKET_KEY_ITEMS",
       "type": "ITEM_TYPE_BAG_MENU",
       "fieldUseFunc": "FieldUseFunc_OakStopsYou",
diff --git a/src/data/items.json.txt b/src/data/items.json.txt
index 0daa783aa..a389a5c83 100644
--- a/src/data/items.json.txt
+++ b/src/data/items.json.txt
@@ -20,7 +20,7 @@ const struct Item gItems[] = {
         .description = gItemDescription_{{ item.itemId }},
 ## endif
         .importance = {{ item.importance }},
-        .exitsBagOnUse = {{ item.exitsBagOnUse }},
+        .registrability = {{ item.registrability }},
         .pocket = {{ item.pocket }},
         .type = {{ item.type }},
         .fieldUseFunc = {{ item.fieldUseFunc }},
diff --git a/src/item.c b/src/item.c
index 763838133..e072a5692 100644
--- a/src/item.c
+++ b/src/item.c
@@ -621,12 +621,13 @@ const u8 * ItemId_GetName(u16 itemId)
     return gItems[SanitizeItemId(itemId)].name;
 }
 
-u16 itemid_get_number(u16 itemId)
+// Unused
+u16 ItemId_GetId(u16 itemId)
 {
     return gItems[SanitizeItemId(itemId)].itemId;
 }
 
-u16 itemid_get_market_price(u16 itemId)
+u16 ItemId_GetPrice(u16 itemId)
 {
     return gItems[SanitizeItemId(itemId)].price;
 }
@@ -646,14 +647,15 @@ const u8 * ItemId_GetDescription(u16 itemId)
     return gItems[SanitizeItemId(itemId)].description;
 }
 
-bool8 itemid_is_unique(u16 itemId)
+u8 ItemId_GetImportance(u16 itemId)
 {
     return gItems[SanitizeItemId(itemId)].importance;
 }
 
-u8 itemid_get_x19(u16 itemId)
+// Unused
+u8 ItemId_GetRegistrability(u16 itemId)
 {
-    return gItems[SanitizeItemId(itemId)].exitsBagOnUse;
+    return gItems[SanitizeItemId(itemId)].registrability;
 }
 
 u8 ItemId_GetPocket(u16 itemId)
diff --git a/src/item_menu.c b/src/item_menu.c
index 3ee223343..d499d6081 100644
--- a/src/item_menu.c
+++ b/src/item_menu.c
@@ -714,7 +714,7 @@ static void BagListMenuItemPrintFunc(u8 windowId, u32 itemId, u8 y)
     {
         bagItemId = BagGetItemIdByPocketPosition(gBagMenuState.pocket + 1, itemId);
         bagItemQuantity = BagGetQuantityByPocketPosition(gBagMenuState.pocket + 1, itemId);
-        if (gBagMenuState.pocket != POCKET_KEY_ITEMS - 1 && !itemid_is_unique(bagItemId))
+        if (gBagMenuState.pocket != POCKET_KEY_ITEMS - 1 && ItemId_GetImportance(bagItemId) == 0)
         {
             ConvertIntToDecimalStringN(gStringVar1, bagItemQuantity, STR_CONV_MODE_RIGHT_ALIGN, 3);
             StringExpandPlaceholders(gStringVar4, gText_TimesStrVar1);
@@ -1611,7 +1611,7 @@ static void Task_ItemMenuAction_Give(u8 taskId)
     CopyWindowToVram(0, COPYWIN_MAP);
     if (!CanWriteMailHere(itemId))
         DisplayItemMessageInBag(taskId, FONT_2, gText_CantWriteMailHere, Task_WaitAButtonAndCloseContextMenu);
-    else if (!itemid_is_unique(itemId))
+    else if (ItemId_GetImportance(itemId) == 0)
     {
         if (CalculatePlayerPartyCount() == 0)
         {
@@ -1717,7 +1717,7 @@ static void Task_ItemContext_FieldGive(u8 taskId)
         ItemMenu_SetExitCallback(GoToBerryPouch_Give);
         ItemMenu_StartFadeToExitCallback(taskId);
     }
-    else if (gBagMenuState.pocket != POCKET_KEY_ITEMS - 1 && !itemid_is_unique(itemId))
+    else if (gBagMenuState.pocket != POCKET_KEY_ITEMS - 1 && ItemId_GetImportance(itemId) == 0)
     {
         Bag_BeginCloseWin0Animation();
         gTasks[taskId].func = ItemMenu_StartFadeToExitCallback;
@@ -1730,7 +1730,7 @@ static void Task_ItemContext_FieldGive(u8 taskId)
 
 static void GoToTMCase_Give(void)
 {
-    InitTMCase(TMCASE_FROMPARTYGIVE, ReturnToBagMenuFromSubmenu_Give, FALSE);
+    InitTMCase(TMCASE_GIVE_PARTY, ReturnToBagMenuFromSubmenu_Give, FALSE);
 }
 
 static void GoToBerryPouch_Give(void)
@@ -1761,7 +1761,7 @@ static void Task_ItemContext_PcBoxGive(u8 taskId)
         ItemMenu_SetExitCallback(GoToBerryPouch_PCBox);
         ItemMenu_StartFadeToExitCallback(taskId);
     }
-    else if (gBagMenuState.pocket != POCKET_KEY_ITEMS - 1 && !itemid_is_unique(itemId))
+    else if (gBagMenuState.pocket != POCKET_KEY_ITEMS - 1 && ItemId_GetImportance(itemId) == 0)
     {
         Bag_BeginCloseWin0Animation();
         gTasks[taskId].func = ItemMenu_StartFadeToExitCallback;
@@ -1774,7 +1774,7 @@ static void Task_ItemContext_PcBoxGive(u8 taskId)
 
 static void GoToTMCase_PCBox(void)
 {
-    InitTMCase(TMCASE_FROMPOKEMONSTORAGEPC, ReturnToBagMenuFromSubmenu_PCBox, FALSE);
+    InitTMCase(TMCASE_GIVE_PC, ReturnToBagMenuFromSubmenu_PCBox, FALSE);
 }
 
 static void GoToBerryPouch_PCBox(void)
@@ -1800,7 +1800,7 @@ static void Task_ItemContext_Sell(u8 taskId)
         ItemMenu_SetExitCallback(GoToBerryPouch_Sell);
         ItemMenu_StartFadeToExitCallback(taskId);
     }
-    else if (itemid_get_market_price(gSpecialVar_ItemId) == 0)
+    else if (ItemId_GetPrice(gSpecialVar_ItemId) == 0)
     {
         CopyItemName(gSpecialVar_ItemId, gStringVar1);
         StringExpandPlaceholders(gStringVar4, gText_OhNoICantBuyThat);
@@ -1827,7 +1827,7 @@ static void Task_ItemContext_Sell(u8 taskId)
 
 static void GoToTMCase_Sell(void)
 {
-    InitTMCase(TMCASE_FROMMARTSELL, ReturnToBagMenuFromSubmenu_Sell, FALSE);
+    InitTMCase(TMCASE_SELL, ReturnToBagMenuFromSubmenu_Sell, FALSE);
 }
 
 static void GoToBerryPouch_Sell(void)
@@ -1843,7 +1843,7 @@ static void ReturnToBagMenuFromSubmenu_Sell(void)
 static void Task_PrintSaleConfirmationText(u8 taskId)
 {
     s16 *data = gTasks[taskId].data;
-    ConvertIntToDecimalStringN(gStringVar3, itemid_get_market_price(BagGetItemIdByPocketPosition(gBagMenuState.pocket + 1, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
+    ConvertIntToDecimalStringN(gStringVar3, ItemId_GetPrice(BagGetItemIdByPocketPosition(gBagMenuState.pocket + 1, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
     StringExpandPlaceholders(gStringVar4, gText_ICanPayThisMuch_WouldThatBeOkay);
     DisplayItemMessageInBag(taskId, GetDialogBoxFontId(), gStringVar4, Task_ShowSellYesNoMenu);
 }
@@ -1873,7 +1873,7 @@ static void Task_InitSaleQuantitySelectInterface(u8 taskId)
     ConvertIntToDecimalStringN(gStringVar1, 1, STR_CONV_MODE_LEADING_ZEROS, 2);
     StringExpandPlaceholders(gStringVar4, gText_TimesStrVar1);
     BagPrintTextOnWindow(r4, FONT_0, gStringVar4, 4, 10, 1, 0, 0xFF, 1);
-    UpdateSalePriceDisplay(itemid_get_market_price(BagGetItemIdByPocketPosition(gBagMenuState.pocket + 1, data[1])) / 2 * data[8]);
+    UpdateSalePriceDisplay(ItemId_GetPrice(BagGetItemIdByPocketPosition(gBagMenuState.pocket + 1, data[1])) / 2 * data[8]);
     BagPrintMoneyAmount();
     CreatePocketScrollArrowPair_SellQuantity();
     gTasks[taskId].func = Task_SelectQuantityToSell;
@@ -1890,7 +1890,7 @@ static void Task_SelectQuantityToSell(u8 taskId)
     if (AdjustQuantityAccordingToDPadInput(&data[8], data[2]) == TRUE)
     {
         UpdateQuantityToTossOrDeposit(data[8], 2);
-        UpdateSalePriceDisplay(itemid_get_market_price(BagGetItemIdByPocketPosition(gBagMenuState.pocket + 1, data[1])) / 2 * data[8]);
+        UpdateSalePriceDisplay(ItemId_GetPrice(BagGetItemIdByPocketPosition(gBagMenuState.pocket + 1, data[1])) / 2 * data[8]);
     }
     else if (JOY_NEW(A_BUTTON))
     {
@@ -1923,7 +1923,7 @@ static void Task_SellItem_Yes(u8 taskId)
     PutWindowTilemap(0);
     ScheduleBgCopyTilemapToVram(0);
     CopyItemName(gSpecialVar_ItemId, gStringVar1);
-    ConvertIntToDecimalStringN(gStringVar3, itemid_get_market_price(BagGetItemIdByPocketPosition(gBagMenuState.pocket + 1, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
+    ConvertIntToDecimalStringN(gStringVar3, ItemId_GetPrice(BagGetItemIdByPocketPosition(gBagMenuState.pocket + 1, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
     StringExpandPlaceholders(gStringVar4, gText_TurnedOverItemsWorthYen);
     DisplayItemMessageInBag(taskId, FONT_2, gStringVar4, Task_FinalizeSaleToShop);
 }
@@ -1933,7 +1933,7 @@ static void Task_FinalizeSaleToShop(u8 taskId)
     s16 *data = gTasks[taskId].data;
     PlaySE(SE_SHOP);
     RemoveBagItem(gSpecialVar_ItemId, data[8]);
-    AddMoney(&gSaveBlock1Ptr->money, itemid_get_market_price(gSpecialVar_ItemId) / 2 * data[8]);
+    AddMoney(&gSaveBlock1Ptr->money, ItemId_GetPrice(gSpecialVar_ItemId) / 2 * data[8]);
     RecordItemPurchase(gSpecialVar_ItemId, data[8], 2);
     DestroyListMenuTask(data[0], &gBagMenuState.cursorPos[gBagMenuState.pocket], &gBagMenuState.itemsAbove[gBagMenuState.pocket]);
     Pocket_CalculateNItemsAndMaxShowed(gBagMenuState.pocket);
diff --git a/src/item_use.c b/src/item_use.c
index 7c5091ccd..331aa5656 100644
--- a/src/item_use.c
+++ b/src/item_use.c
@@ -457,7 +457,7 @@ void FieldUseFunc_TmCase(u8 taskId)
 
 static void InitTMCaseFromBag(void)
 {
-    InitTMCase(0, CB2_BagMenuFromStartMenu, 0);
+    InitTMCase(TMCASE_FIELD, CB2_BagMenuFromStartMenu, FALSE);
 }
 
 static void Task_InitTMCaseFromField(u8 taskId)
@@ -466,7 +466,7 @@ static void Task_InitTMCaseFromField(u8 taskId)
     {
         CleanupOverworldWindowsAndTilemaps();
         SetFieldCallback2ForItemUse();
-        InitTMCase(0, CB2_ReturnToField, 1);
+        InitTMCase(TMCASE_FIELD, CB2_ReturnToField, TRUE);
         DestroyTask(taskId);
     }
 }
diff --git a/src/party_menu.c b/src/party_menu.c
index 33293ed9c..4b64d8480 100644
--- a/src/party_menu.c
+++ b/src/party_menu.c
@@ -4258,7 +4258,7 @@ static void CB2_ReturnToBagMenu(void)
 
 static void CB2_ReturnToTMCaseMenu(void)
 {
-    InitTMCase(TMCASE_NA, NULL, 0xFF);
+    InitTMCase(TMCASE_REOPENING, NULL, TMCASE_KEEP_PREV);
 }
 
 static void CB2_ReturnToBerryPouchMenu(void)
diff --git a/src/shop.c b/src/shop.c
index 7327874ca..37c3c7ee0 100644
--- a/src/shop.c
+++ b/src/shop.c
@@ -614,7 +614,7 @@ static void BuyMenuPrintPriceInList(u8 windowId, u32 item, u8 y)
 
     if (item != INDEX_CANCEL)
     {
-        ConvertIntToDecimalStringN(gStringVar1, itemid_get_market_price(item), 0, 4);
+        ConvertIntToDecimalStringN(gStringVar1, ItemId_GetPrice(item), 0, 4);
         x = 4 - StringLength(gStringVar1);
         loc = gStringVar4;
         while (x-- != 0)
@@ -902,7 +902,7 @@ static void Task_BuyMenu(u8 taskId)
             BuyMenuRemoveScrollIndicatorArrows();
             BuyMenuPrintCursor(tListTaskId, 2);
             RecolorItemDescriptionBox(1);
-            gShopData.itemPrice = itemid_get_market_price(itemId);
+            gShopData.itemPrice = ItemId_GetPrice(itemId);
             if (!IsEnoughMoney(&gSaveBlock1Ptr->money, gShopData.itemPrice))
             {
                 BuyMenuDisplayMessage(taskId, gText_YouDontHaveMoney, BuyMenuReturnToItemList);
@@ -931,7 +931,7 @@ static void Task_BuyHowManyDialogueInit(u8 taskId)
     BuyMenuQuantityBoxNormalBorder(3, 0);
     BuyMenuPrintItemQuantityAndPrice(taskId);
     ScheduleBgCopyTilemapToVram(0);
-    maxQuantity = GetMoney(&gSaveBlock1Ptr->money) / itemid_get_market_price(tItemId);
+    maxQuantity = GetMoney(&gSaveBlock1Ptr->money) / ItemId_GetPrice(tItemId);
     if (maxQuantity > 99)
         gShopData.maxQuantity = 99;
     else
@@ -949,7 +949,7 @@ static void Task_BuyHowManyDialogueHandleInput(u8 taskId)
 
     if (AdjustQuantityAccordingToDPadInput(&tItemCount, gShopData.maxQuantity) == TRUE)
     {
-        gShopData.itemPrice = itemid_get_market_price(tItemId) * tItemCount;
+        gShopData.itemPrice = ItemId_GetPrice(tItemId) * tItemCount;
         BuyMenuPrintItemQuantityAndPrice(taskId);
     }
     else
@@ -1102,7 +1102,7 @@ void RecordItemPurchase(u16 item, u16 quantity, u8 a2)
     
     if (history->unk0 < 999999)
     {
-        history->unk0 += (itemid_get_market_price(item) >> (a2 - 1)) * quantity;
+        history->unk0 += (ItemId_GetPrice(item) >> (a2 - 1)) * quantity;
         if (history->unk0 > 999999)
             history->unk0 = 999999;
     }    
diff --git a/src/strings.c b/src/strings.c
index 9ce0e031c..e9b40707e 100644
--- a/src/strings.c
+++ b/src/strings.c
@@ -207,8 +207,8 @@ const u8 gText_PokeFluteAwakenedMon[] = _("The POKé FLUTE awakened sleeping\nPO
 const u8 gText_TMCase[] = _("TM CASE");
 const u8 gText_Close[] = _("CLOSE");
 const u8 gText_TMCaseWillBePutAway[] = _("The TM CASE will be\nput away.");
-const u8 gText_FontSize0[] = _("{FONT_0}");
-const u8 gText_FontSize2[] = _("{FONT_2}");
+const u8 gText_Font0[] = _("{FONT_0}");
+const u8 gText_Font2[] = _("{FONT_2}");
 const u8 gText_EmptySpace[] = _("  ");
 const u8 gText_BerryPouch[] = _("BERRY POUCH");
 const u8 gText_TheBerryPouchWillBePutAway[] = _("The BERRY POUCH will be\nput away.");
diff --git a/src/tm_case.c b/src/tm_case.c
index 8ef9e7fbb..401a2a57c 100644
--- a/src/tm_case.c
+++ b/src/tm_case.c
@@ -1,4 +1,5 @@
 #include "global.h"
+#include "tm_case.h"
 #include "gflib.h"
 #include "decompress.h"
 #include "graphics.h"
@@ -23,45 +24,96 @@
 #include "constants/items.h"
 #include "constants/songs.h"
 
-#define TM_CASE_TM_TAG 400
+// Any item in the TM Case with nonzero importance is considered an HM
+#define IS_HM(itemId) (ItemId_GetImportance(itemId) != 0)
 
-struct UnkStruct_203B10C
-{
-    void (* savedCallback)(void);
-    u8 tmCaseMenuType;
-    u8 unk_05;
-    u8 unk_06;
-    u16 selectedRow;
-    u16 scrollOffset;
+#define TAG_SCROLL_ARROW 110
+
+enum {
+    WIN_LIST,
+    WIN_DESCRIPTION,
+    WIN_SELECTED_MSG,
+    WIN_TITLE,
+    WIN_MOVE_INFO_LABELS,
+    WIN_MOVE_INFO,
+    WIN_MESSAGE,
+    WIN_SELL_QUANTITY,
+    WIN_MONEY,
 };
 
-struct UnkStruct_203B118
-{
-    void (* savedCallback)(void);
-    u8 tmSpriteId;
+// Window IDs for the context menu that opens when a TM/HM is selected
+enum {
+    WIN_USE_GIVE_EXIT,
+    WIN_GIVE_EXIT,
+};
+
+// IDs for the actions in the context menu
+enum {
+    ACTION_USE,
+    ACTION_GIVE,
+    ACTION_EXIT
+};
+
+enum {
+    COLOR_LIGHT,
+    COLOR_DARK,
+    COLOR_CURSOR_SELECTED,
+    COLOR_MOVE_INFO,
+    COLOR_CURSOR_ERASE = 0xFF
+};
+
+// Base position for TM/HM disc sprite
+#define DISC_BASE_X 41
+#define DISC_BASE_Y 46
+
+#define DISC_CASE_DISTANCE 20 // The total number of pixels a disc travels vertically in/out of the case
+#define DISC_Y_MOVE 10 // The number of pixels a disc travels vertically per movement step
+
+#define TAG_DISC 400
+
+#define DISC_HIDDEN 0xFF // When no TM/HM is selected, hide the disc sprite
+
+enum {
+    ANIM_TM,
+    ANIM_HM,
+};
+
+// The "static" resources are preserved even if the TM case is exited. This is
+// useful for when its left temporarily (e.g. going to the party menu to teach a TM)
+// but also to preserve the selected item when the TM case is fully closed.
+static EWRAM_DATA struct {
+    void (* exitCallback)(void);
+    u8 menuType;
+    bool8 allowSelectClose;
+    u8 unused;
+    u16 selectedRow;
+    u16 scrollOffset;
+} sTMCaseStaticResources = {};
+
+// The "dynamic" resources will be reset any time the TM case is exited, even temporarily.
+static EWRAM_DATA struct {
+    void (* nextScreenCallback)(void);
+    u8 discSpriteId;
     u8 maxTMsShown;
     u8 numTMs;
     u8 contextMenuWindowId;
-    u8 scrollIndicatorArrowPairId;
+    u8 scrollArrowsTaskId;
     u16 currItem;
     const u8 * menuActionIndices;
     u8 numMenuActions;
     s16 seqId;
-    u8 filler_14[8];
-};
+    u8 unused[8];
+} * sTMCaseDynamicResources = NULL;
 
-struct UnkStruct_203B11C
-{
+// Save the player's bag state when the Pokedude's bag is being shown
+static EWRAM_DATA struct {
     struct ItemSlot bagPocket_TMHM[BAG_TMHM_COUNT];
     struct ItemSlot bagPocket_KeyItems[BAG_KEYITEMS_COUNT];
-    u16 unk_160;
-    u16 unk_162;
-};
+    u16 selectedRow;
+    u16 scrollOffset;
+} * sPokedudeBagBackup = NULL;
 
-static EWRAM_DATA struct UnkStruct_203B10C sTMCaseStaticResources = {};
-static EWRAM_DATA struct UnkStruct_203B118 * sTMCaseDynamicResources = NULL;
-static EWRAM_DATA struct UnkStruct_203B11C * sPokedudePackBackup = NULL;
-static EWRAM_DATA void *sTilemapBuffer = NULL; // tilemap buffer
+static EWRAM_DATA void *sTilemapBuffer = NULL;
 static EWRAM_DATA struct ListMenuItem * sListMenuItemsBuffer = NULL;
 static EWRAM_DATA u8 (* sListMenuStringsBuffer)[29] = NULL;
 static EWRAM_DATA u16 * sTMSpritePaletteBuffer = NULL;
@@ -74,28 +126,29 @@ static bool8 HandleLoadTMCaseGraphicsAndPalettes(void);
 static void CreateTMCaseListMenuBuffers(void);
 static void InitTMCaseListMenuItems(void);
 static void GetTMNumberAndMoveString(u8 * dest, u16 itemId);
-static void TMCase_MoveCursorFunc(s32 itemIndex, bool8 onInit, struct ListMenu *list);
-static void TMCase_ItemPrintFunc(u8 windowId, u32 itemId, u8 y);
-static void TMCase_MoveCursor_UpdatePrintedDescription(s32 itemIndex);
-static void PrintListMenuCursorAt_WithColorIdx(u8 a0, u8 a1);
-static void CreateTMCaseScrollIndicatorArrowPair_Main(void);
+static void List_MoveCursorFunc(s32 itemIndex, bool8 onInit, struct ListMenu *list);
+static void List_ItemPrintFunc(u8 windowId, u32 itemId, u8 y);
+static void PrintDescription(s32 itemIndex);
+static void PrintMoveInfo(u16 itemId);
+static void PrintListCursorAtRow(u8 y, u8 colorIdx);
+static void CreateListScrollArrows(void);
 static void TMCaseSetup_GetTMCount(void);
 static void TMCaseSetup_InitListMenuPositions(void);
 static void TMCaseSetup_UpdateVisualMenuOffset(void);
 static void Task_FadeOutAndCloseTMCase(u8 taskId);
-static void Task_TMCaseMain(u8 taskId);
-static void Task_SelectTMAction_FromFieldBag(u8 taskId);
-static void Task_TMContextMenu_HandleInput(u8 taskId);
-static void TMHMContextMenuAction_Use(u8 taskId);
-static void TMHMContextMenuAction_Give(u8 taskId);
+static void Task_HandleListInput(u8 taskId);
+static void Task_SelectedTMHM_Field(u8 taskId);
+static void Task_ContextMenu_HandleInput(u8 taskId);
+static void Action_Use(u8 taskId);
+static void Action_Give(u8 taskId);
 static void PrintError_ThereIsNoPokemon(u8 taskId);
 static void PrintError_ItemCantBeHeld(u8 taskId);
 static void Task_WaitButtonAfterErrorPrint(u8 taskId);
-static void Subtask_CloseContextMenuAndReturnToMain(u8 taskId);
-static void TMHMContextMenuAction_Exit(u8 taskId);
-static void Task_SelectTMAction_Type1(u8 taskId);
-static void Task_SelectTMAction_Type3(u8 taskId);
-static void Task_SelectTMAction_FromSellMenu(u8 taskId);
+static void CloseMessageAndReturnToList(u8 taskId);
+static void Action_Exit(u8 taskId);
+static void Task_SelectedTMHM_GiveParty(u8 taskId);
+static void Task_SelectedTMHM_GivePC(u8 taskId);
+static void Task_SelectedTMHM_Sell(u8 taskId);
 static void Task_AskConfirmSaleWithAmount(u8 taskId);
 static void Task_PlaceYesNoBox(u8 taskId);
 static void Task_SaleOfTMsCanceled(u8 taskId);
@@ -105,28 +158,27 @@ static void Task_QuantitySelect_HandleInput(u8 taskId);
 static void Task_PrintSaleConfirmedText(u8 taskId);
 static void Task_DoSaleOfTMs(u8 taskId);
 static void Task_AfterSale_ReturnToList(u8 taskId);
-static void Task_TMCaseDude1(u8 taskId);
-static void Task_TMCaseDude_Playback(u8 taskId);
+static void Task_Pokedude_Start(u8 taskId);
+static void Task_Pokedude_Run(u8 taskId);
 static void InitWindowTemplatesAndPals(void);
-static void AddTextPrinterParameterized_ColorByIndex(u8 windowId, u8 fontId, const u8 * str, u8 x, u8 y, u8 letterSpacing, u8 lineSpacing, u8 speed, u8 colorIdx);
+static void TMCase_Print(u8 windowId, u8 fontId, const u8 * str, u8 x, u8 y, u8 letterSpacing, u8 lineSpacing, u8 speed, u8 colorIdx);
 static void TMCase_SetWindowBorder1(u8 windowId);
 static void TMCase_SetWindowBorder2(u8 windowId);
-static void TMCase_PrintMessageWithFollowupTask(u8 taskId, u8 fontId, const u8 * str, TaskFunc func);
-static void PrintStringTMCaseOnWindow3(void);
-static void DrawMoveInfoUIMarkers(void);
-static void TMCase_MoveCursor_UpdatePrintedTMInfo(u16 itemId);
+static void PrintMessageWithFollowupTask(u8 taskId, u8 fontId, const u8 * str, TaskFunc func);
+static void PrintTitle(void);
+static void DrawMoveInfoLabels(void);
 static void PlaceHMTileInWindow(u8 windowId, u8 x, u8 y);
-static void HandlePrintMoneyOnHand(void);
+static void PrintPlayersMoney(void);
 static void HandleCreateYesNoMenu(u8 taskId, const struct YesNoFuncTable * ptrs);
-static u8 AddTMContextMenu(u8 * a0, u8 a1);
-static void RemoveTMContextMenu(u8 * a0);
-static u8 CreateTMSprite(u16 itemId);
-static void SetTMSpriteAnim(struct Sprite *sprite, u8 var);
-static void TintTMSpriteByType(u8 type);
-static void UpdateTMSpritePosition(struct Sprite *sprite, u8 var);
-static void InitSelectedTMSpriteData(u8 a0, u16 itemId);
-static void SpriteCB_MoveTMSpriteInCase(struct Sprite *sprite);
-static void LoadTMTypePalettes(void);
+static u8 AddContextMenu(u8 * windowId, u8 windowIndex);
+static void RemoveContextMenu(u8 * windowId);
+static u8 CreateDiscSprite(u16 itemId);
+static void SetDiscSpriteAnim(struct Sprite *sprite, u8 tmIdx);
+static void TintDiscpriteByType(u8 type);
+static void SetDiscSpritePosition(struct Sprite *sprite, u8 tmIdx);
+static void SwapDisc(u8 spriteId, u16 itemId);
+static void SpriteCB_SwapDisc(struct Sprite *sprite);
+static void LoadDiscTypePalettes(void);
 
 static const struct BgTemplate sBGTemplates[] = {
     {
@@ -156,21 +208,24 @@ static const struct BgTemplate sBGTemplates[] = {
     }
 };
 
+// The list of functions to run when a TM/HM is selected.
+// What happens when one is selected depends on how the player arrived at the TM case
 static void (*const sSelectTMActionTasks[])(u8 taskId) = {
-    Task_SelectTMAction_FromFieldBag,
-    Task_SelectTMAction_Type1,
-    Task_SelectTMAction_FromSellMenu,
-    Task_SelectTMAction_Type3
+    [TMCASE_FIELD]      = Task_SelectedTMHM_Field,
+    [TMCASE_GIVE_PARTY] = Task_SelectedTMHM_GiveParty,
+    [TMCASE_SELL]       = Task_SelectedTMHM_Sell,
+    [TMCASE_GIVE_PC]    = Task_SelectedTMHM_GivePC
 };
 
-static const struct MenuAction sMenuActions_UseGiveExit[] = {
-    {gOtherText_Use,  TMHMContextMenuAction_Use },
-    {gOtherText_Give, TMHMContextMenuAction_Give},
-    {gOtherText_Exit, TMHMContextMenuAction_Exit},
+static const struct MenuAction sMenuActions[] = {
+    [ACTION_USE]  = {gOtherText_Use,  Action_Use },
+    [ACTION_GIVE] = {gOtherText_Give, Action_Give},
+    [ACTION_EXIT] = {gOtherText_Exit, Action_Exit},
 };
 
-static const u8 sMenuActionIndices_Field[] = {0, 1, 2};
-static const u8 sMenuActionIndices_UnionRoom[] = {1, 2};
+static const u8 sMenuActionIndices_Field[] = {ACTION_USE, ACTION_GIVE, ACTION_EXIT};
+static const u8 sMenuActionIndices_UnionRoom[] = {ACTION_GIVE, ACTION_EXIT};
+
 static const struct YesNoFuncTable sYesNoFuncTable = {Task_PrintSaleConfirmedText, Task_SaleOfTMsCanceled};
 
 static const u8 sText_ClearTo18[] = _("{CLEAR_TO 18}");
@@ -179,30 +234,126 @@ static const u8 sText_SingleSpace[] = _(" ");
 static ALIGNED(4) const u16 sPal3Override[] = {RGB(8, 8, 8), RGB(30, 16, 6)};
 
 static const u8 sTextColors[][3] = {
-    {0, 1, 2},
-    {0, 2, 3},
-    {0, 3, 6},
-    {0, 14, 10}
+    [COLOR_LIGHT] = {0, 1, 2},
+    [COLOR_DARK] = {0, 2, 3},
+    [COLOR_CURSOR_SELECTED] = {0, 3, 6},
+    [COLOR_MOVE_INFO] = {0, 14, 10},
 };
 
 static const struct WindowTemplate sWindowTemplates[] = {
-    {0x00, 0x0a, 0x01, 0x13, 0x0a, 0x0f, 0x0081},
-    {0x00, 0x0c, 0x0c, 0x12, 0x08, 0x0a, 0x013f},
-    {0x01, 0x05, 0x0f, 0x0f, 0x04, 0x0d, 0x01f9},
-    {0x00, 0x00, 0x01, 0x0a, 0x02, 0x0f, 0x0235},
-    {0x00, 0x01, 0x0d, 0x05, 0x06, 0x0c, 0x0249},
-    {0x00, 0x07, 0x0d, 0x05, 0x06, 0x0c, 0x0267},
-    {0x01, 0x02, 0x0f, 0x1a, 0x04, 0x0b, 0x0285},
-    {0x01, 0x11, 0x09, 0x0c, 0x04, 0x0f, 0x02ed},
-    {0x01, 0x01, 0x01, 0x08, 0x03, 0x0d, 0x031d},
+    [WIN_LIST] = {
+        .bg = 0,
+        .tilemapLeft = 10,
+        .tilemapTop = 1,
+        .width = 19,
+        .height = 10,
+        .paletteNum = 15,
+        .baseBlock = 0x081
+    },
+    [WIN_DESCRIPTION] = {
+        .bg = 0,
+        .tilemapLeft = 12,
+        .tilemapTop = 12,
+        .width = 18,
+        .height = 8,
+        .paletteNum = 10,
+        .baseBlock = 0x13f
+    },
+    [WIN_SELECTED_MSG] = {
+        .bg = 1,
+        .tilemapLeft = 5,
+        .tilemapTop = 15,
+        .width = 15,
+        .height = 4,
+        .paletteNum = 13,
+        .baseBlock = 0x1f9
+    },
+    [WIN_TITLE] = {
+        .bg = 0,
+        .tilemapLeft = 0,
+        .tilemapTop = 1,
+        .width = 10,
+        .height = 2,
+        .paletteNum = 15,
+        .baseBlock = 0x235
+    },
+    [WIN_MOVE_INFO_LABELS] = {
+        .bg = 0,
+        .tilemapLeft = 1,
+        .tilemapTop = 13,
+        .width = 5,
+        .height = 6,
+        .paletteNum = 12,
+        .baseBlock = 0x249
+    },
+    [WIN_MOVE_INFO] = {
+        .bg = 0,
+        .tilemapLeft = 7,
+        .tilemapTop = 13,
+        .width = 5,
+        .height = 6,
+        .paletteNum = 12,
+        .baseBlock = 0x267
+    },
+    [WIN_MESSAGE] = {
+        .bg = 1,
+        .tilemapLeft = 2,
+        .tilemapTop = 15,
+        .width = 26,
+        .height = 4,
+        .paletteNum = 11,
+        .baseBlock = 0x285
+    },
+    [WIN_SELL_QUANTITY] = {
+        .bg = 1,
+        .tilemapLeft = 17,
+        .tilemapTop = 9,
+        .width = 12,
+        .height = 4,
+        .paletteNum = 15,
+        .baseBlock = 0x2ed
+    },
+    [WIN_MONEY] = {
+        .bg = 1,
+        .tilemapLeft = 1,
+        .tilemapTop = 1,
+        .width = 8,
+        .height = 3,
+        .paletteNum = 13,
+        .baseBlock = 0x31d
+    },
     DUMMY_WIN_TEMPLATE
 };
 
-static const struct WindowTemplate sYesNoWindowTemplate = {0x01, 0x15, 0x09, 0x06, 0x04, 0x0f, 0x0335};
+static const struct WindowTemplate sYesNoWindowTemplate = {
+    .bg = 1,
+    .tilemapLeft = 21,
+    .tilemapTop = 9,
+    .width = 6,
+    .height = 4,
+    .paletteNum = 15,
+    .baseBlock = 0x335
+};
 
-static const struct WindowTemplate sTMContextWindowTemplates[] = {
-    {0x01, 0x16, 0x0d, 0x07, 0x06, 0x0f, 0x01cf},
-    {0x01, 0x16, 0x0f, 0x07, 0x04, 0x0f, 0x01cf}
+static const struct WindowTemplate sWindowTemplates_ContextMenu[] = {
+    [WIN_USE_GIVE_EXIT] = {
+        .bg = 1,
+        .tilemapLeft = 22,
+        .tilemapTop = 13,
+        .width = 7,
+        .height = 6,
+        .paletteNum = 15,
+        .baseBlock = 0x1cf
+    },
+    [WIN_GIVE_EXIT] = {
+        .bg = 1,
+        .tilemapLeft = 22,
+        .tilemapTop = 15,
+        .width = 7,
+        .height = 4,
+        .paletteNum = 15,
+        .baseBlock = 0x1cf
+    },
 };
 
 static const struct OamData sTMSpriteOamData = {
@@ -210,35 +361,35 @@ static const struct OamData sTMSpriteOamData = {
     .priority = 2
 };
 
-static const union AnimCmd sTMSpriteAnim0[] = {
+static const union AnimCmd sAnim_TM[] = {
     ANIMCMD_FRAME(0, 0),
     ANIMCMD_END
 };
 
-static const union AnimCmd sTMSpriteAnim1[] = {
+static const union AnimCmd sAnim_HM[] = {
     ANIMCMD_FRAME(16, 0),
     ANIMCMD_END
 };
 
-static const union AnimCmd *const sTMSpriteAnims[] = {
-    sTMSpriteAnim0,
-    sTMSpriteAnim1
+static const union AnimCmd *const sAnims_Disc[] = {
+    [ANIM_TM] = sAnim_TM,
+    [ANIM_HM] = sAnim_HM
 };
 
-static const struct CompressedSpriteSheet sTMSpriteSheet = {
-    (const void *)gTMCaseDisc_Gfx,
-    0x400,
-    TM_CASE_TM_TAG
+static const struct CompressedSpriteSheet sSpriteSheet_Disc = {
+    .data = gTMCaseDisc_Gfx,
+    .size = 0x400,
+    .tag = TAG_DISC
 };
 
-static const struct SpriteTemplate sTMSpriteTemplate = {
-    TM_CASE_TM_TAG,
-    TM_CASE_TM_TAG,
-    &sTMSpriteOamData,
-    sTMSpriteAnims,
-    NULL,
-    gDummySpriteAffineAnimTable,
-    SpriteCallbackDummy
+static const struct SpriteTemplate sSpriteTemplate_Disc = {
+    .tileTag = TAG_DISC,
+    .paletteTag = TAG_DISC,
+    .oam = &sTMSpriteOamData,
+    .anims = sAnims_Disc,
+    .images = NULL,
+    .affineAnims = gDummySpriteAffineAnimTable,
+    .callback = SpriteCallbackDummy
 };
 
 static const u16 sTMSpritePaletteOffsetByType[NUMBER_OF_MON_TYPES] = {
@@ -261,19 +412,19 @@ static const u16 sTMSpritePaletteOffsetByType[NUMBER_OF_MON_TYPES] = {
     [TYPE_DRAGON]   = 0x100
 };
 
-void InitTMCase(u8 type, void (* callback)(void), u8 a2)
+void InitTMCase(u8 type, void (* exitCallback)(void), bool8 allowSelectClose)
 {
     ResetBufferPointers_NoFree();
-    sTMCaseDynamicResources = Alloc(sizeof(struct UnkStruct_203B118));
-    sTMCaseDynamicResources->savedCallback = 0;
-    sTMCaseDynamicResources->scrollIndicatorArrowPairId = 0xFF;
-    sTMCaseDynamicResources->contextMenuWindowId = 0xFF;
-    if (type != 5)
-        sTMCaseStaticResources.tmCaseMenuType = type;
-    if (callback != NULL)
-        sTMCaseStaticResources.savedCallback = callback;
-    if (a2 != 0xFF)
-        sTMCaseStaticResources.unk_05 = a2;
+    sTMCaseDynamicResources = Alloc(sizeof(*sTMCaseDynamicResources));
+    sTMCaseDynamicResources->nextScreenCallback = NULL;
+    sTMCaseDynamicResources->scrollArrowsTaskId = TASK_NONE;
+    sTMCaseDynamicResources->contextMenuWindowId = WINDOW_NONE;
+    if (type != TMCASE_REOPENING)
+        sTMCaseStaticResources.menuType = type;
+    if (exitCallback != NULL)
+        sTMCaseStaticResources.exitCallback = exitCallback;
+    if (allowSelectClose != TMCASE_KEEP_PREV)
+        sTMCaseStaticResources.allowSelectClose = allowSelectClose;
     gTextFlags.autoScroll = FALSE;
     SetMainCallback2(CB2_SetUpTMCaseUI_Blocking);
 }
@@ -307,6 +458,14 @@ static void CB2_SetUpTMCaseUI_Blocking(void)
     }
 }
 
+#define tListTaskId       data[0]
+#define tSelection        data[1]
+#define tQuantityOwned    data[2]
+#define tQuantitySelected data[8]
+
+#define tPokedudeState data[8] // Re-used
+#define tPokedudeTimer data[9]
+
 static bool8 DoSetUpTMCaseUI(void)
 {
     u8 taskId;
@@ -362,7 +521,7 @@ static bool8 DoSetUpTMCaseUI(void)
         gMain.state++;
         break;
     case 11:
-        DrawMoveInfoUIMarkers();
+        DrawMoveInfoLabels();
         gMain.state++;
         break;
     case 12:
@@ -371,23 +530,23 @@ static bool8 DoSetUpTMCaseUI(void)
         gMain.state++;
         break;
     case 13:
-        PrintStringTMCaseOnWindow3();
+        PrintTitle();
         gMain.state++;
         break;
     case 14:
-        if (sTMCaseStaticResources.tmCaseMenuType == 4)
-            taskId = CreateTask(Task_TMCaseDude1, 0);
+        if (sTMCaseStaticResources.menuType == TMCASE_POKEDUDE)
+            taskId = CreateTask(Task_Pokedude_Start, 0);
         else
-            taskId = CreateTask(Task_TMCaseMain, 0);
-        gTasks[taskId].data[0] = ListMenuInit(&gMultiuseListMenuTemplate, sTMCaseStaticResources.scrollOffset, sTMCaseStaticResources.selectedRow);
+            taskId = CreateTask(Task_HandleListInput, 0);
+        gTasks[taskId].tListTaskId = ListMenuInit(&gMultiuseListMenuTemplate, sTMCaseStaticResources.scrollOffset, sTMCaseStaticResources.selectedRow);
         gMain.state++;
         break;
     case 15:
-        CreateTMCaseScrollIndicatorArrowPair_Main();
+        CreateListScrollArrows();
         gMain.state++;
         break;
     case 16:
-        sTMCaseDynamicResources->tmSpriteId = CreateTMSprite(BagGetItemIdByPocketPosition(POCKET_TM_CASE, sTMCaseStaticResources.scrollOffset + sTMCaseStaticResources.selectedRow));
+        sTMCaseDynamicResources->discSpriteId = CreateDiscSprite(BagGetItemIdByPocketPosition(POCKET_TM_CASE, sTMCaseStaticResources.scrollOffset + sTMCaseStaticResources.selectedRow));
         gMain.state++;
         break;
     case 17:
@@ -423,7 +582,7 @@ static void LoadBGTemplates(void)
     ptr = &sTilemapBuffer;
     *ptr = AllocZeroed(0x800);
     ResetBgsAndClearDma3BusyFlags(0);
-    InitBgsFromTemplates(0, sBGTemplates, NELEMS(sBGTemplates));
+    InitBgsFromTemplates(0, sBGTemplates, ARRAY_COUNT(sBGTemplates));
     SetBgTilemapBuffer(2, *ptr);
     ScheduleBgCopyTilemapToVram(1);
     ScheduleBgCopyTilemapToVram(2);
@@ -462,11 +621,11 @@ static bool8 HandleLoadTMCaseGraphicsAndPalettes(void)
         sTMCaseDynamicResources->seqId++;
         break;
     case 4:
-        LoadCompressedSpriteSheet(&sTMSpriteSheet);
+        LoadCompressedSpriteSheet(&sSpriteSheet_Disc);
         sTMCaseDynamicResources->seqId++;
         break;
     default:
-        LoadTMTypePalettes();
+        LoadDiscTypePalettes();
         sTMCaseDynamicResources->seqId = 0;
         return TRUE;
     }
@@ -493,10 +652,11 @@ static void InitTMCaseListMenuItems(void)
         sListMenuItemsBuffer[i].index = i;
     }
     sListMenuItemsBuffer[i].label = gText_Close;
-    sListMenuItemsBuffer[i].index = -2;
+    sListMenuItemsBuffer[i].index = LIST_CANCEL;
+
     gMultiuseListMenuTemplate.items = sListMenuItemsBuffer;
-    gMultiuseListMenuTemplate.totalItems = sTMCaseDynamicResources->numTMs + 1;
-    gMultiuseListMenuTemplate.windowId = 0;
+    gMultiuseListMenuTemplate.totalItems = sTMCaseDynamicResources->numTMs + 1; // +1 for Cancel
+    gMultiuseListMenuTemplate.windowId = WIN_LIST;
     gMultiuseListMenuTemplate.header_X = 0;
     gMultiuseListMenuTemplate.item_X = 8;
     gMultiuseListMenuTemplate.cursor_X = 0;
@@ -508,15 +668,15 @@ static void InitTMCaseListMenuItems(void)
     gMultiuseListMenuTemplate.cursorPal = 2;
     gMultiuseListMenuTemplate.fillValue = 0;
     gMultiuseListMenuTemplate.cursorShadowPal = 3;
-    gMultiuseListMenuTemplate.moveCursorFunc = TMCase_MoveCursorFunc;
-    gMultiuseListMenuTemplate.itemPrintFunc = TMCase_ItemPrintFunc;
+    gMultiuseListMenuTemplate.moveCursorFunc = List_MoveCursorFunc;
+    gMultiuseListMenuTemplate.itemPrintFunc = List_ItemPrintFunc;
     gMultiuseListMenuTemplate.cursorKind = 0;
     gMultiuseListMenuTemplate.scrollMultiple = 0;
 }
 
 static void GetTMNumberAndMoveString(u8 * dest, u16 itemId)
 {
-    StringCopy(gStringVar4, gText_FontSize0);
+    StringCopy(gStringVar4, gText_Font0);
     if (itemId >= ITEM_HM01)
     {
         StringAppend(gStringVar4, sText_ClearTo18);
@@ -531,38 +691,38 @@ static void GetTMNumberAndMoveString(u8 * dest, u16 itemId)
         StringAppend(gStringVar4, gStringVar1);
     }
     StringAppend(gStringVar4, sText_SingleSpace);
-    StringAppend(gStringVar4, gText_FontSize2);
+    StringAppend(gStringVar4, gText_Font2);
     StringAppend(gStringVar4, gMoveNames[ItemIdToBattleMoveId(itemId)]);
     StringCopy(dest, gStringVar4);
 }
 
-static void TMCase_MoveCursorFunc(s32 itemIndex, bool8 onInit, struct ListMenu *list)
+static void List_MoveCursorFunc(s32 itemIndex, bool8 onInit, struct ListMenu *list)
 {
     u16 itemId;
 
-    if (itemIndex == -2)
-        itemId = 0;
+    if (itemIndex == LIST_CANCEL)
+        itemId = ITEM_NONE;
     else
         itemId = BagGetItemIdByPocketPosition(POCKET_TM_CASE, itemIndex);
 
     if (onInit != TRUE)
     {
         PlaySE(SE_SELECT);
-        InitSelectedTMSpriteData(sTMCaseDynamicResources->tmSpriteId, itemId);
+        SwapDisc(sTMCaseDynamicResources->discSpriteId, itemId);
     }
-    TMCase_MoveCursor_UpdatePrintedDescription(itemIndex);
-    TMCase_MoveCursor_UpdatePrintedTMInfo(itemId);
+    PrintDescription(itemIndex);
+    PrintMoveInfo(itemId);
 }
 
-static void TMCase_ItemPrintFunc(u8 windowId, u32 itemId, u8 y)
+static void List_ItemPrintFunc(u8 windowId, u32 itemIndex, u8 y)
 {
-    if (itemId != -2)
+    if (itemIndex != LIST_CANCEL)
     {
-        if (!itemid_is_unique(BagGetItemIdByPocketPosition(POCKET_TM_CASE, itemId)))
+        if (!IS_HM(BagGetItemIdByPocketPosition(POCKET_TM_CASE, itemIndex)))
         {
-            ConvertIntToDecimalStringN(gStringVar1, BagGetQuantityByPocketPosition(POCKET_TM_CASE, itemId), STR_CONV_MODE_RIGHT_ALIGN, 3);
+            ConvertIntToDecimalStringN(gStringVar1, BagGetQuantityByPocketPosition(POCKET_TM_CASE, itemIndex), STR_CONV_MODE_RIGHT_ALIGN, 3);
             StringExpandPlaceholders(gStringVar4, gText_TimesStrVar1);
-            AddTextPrinterParameterized_ColorByIndex(windowId, FONT_0, gStringVar4, 0x7E, y, 0, 0, 0xFF, 1);
+            TMCase_Print(windowId, FONT_0, gStringVar4, 126, y, 0, 0, TEXT_SKIP_DRAW, COLOR_DARK);
         }
         else
         {
@@ -571,62 +731,69 @@ static void TMCase_ItemPrintFunc(u8 windowId, u32 itemId, u8 y)
     }
 }
 
-static void TMCase_MoveCursor_UpdatePrintedDescription(s32 itemIndex)
+static void PrintDescription(s32 itemIndex)
 {
     const u8 * str;
-    if (itemIndex != -2)
-    {
+    if (itemIndex != LIST_CANCEL)
         str = ItemId_GetDescription(BagGetItemIdByPocketPosition(POCKET_TM_CASE, itemIndex));
-    }
     else
-    {
         str = gText_TMCaseWillBePutAway;
-    }
-    FillWindowPixelBuffer(1, 0);
-    AddTextPrinterParameterized_ColorByIndex(1, FONT_2, str, 2, 3, 1, 0, 0, 0);
+    FillWindowPixelBuffer(WIN_DESCRIPTION, 0);
+    TMCase_Print(WIN_DESCRIPTION, FONT_2, str, 2, 3, 1, 0, 0, COLOR_LIGHT);
 }
 
-static void FillBG2RowWithPalette_2timesNplus1(s32 a0)
+// Darkens (or subsequently lightens) the blue bg tiles around the description window when a TM/HM is selected.
+// shade=0: lighten, shade=1: darken
+static void SetDescriptionWindowShade(s32 shade)
 {
-    SetBgTilemapPalette(2, 0, 12, 30, 8, 2 * a0 + 1);
+    SetBgTilemapPalette(2, 0, 12, 30, 8, 2 * shade + 1);
     ScheduleBgCopyTilemapToVram(2);
 }
 
-static void PrintListMenuCursorByID_WithColorIdx(u8 a0, u8 a1)
+static void PrintListCursor(u8 listTaskId, u8 colorIdx)
 {
-    PrintListMenuCursorAt_WithColorIdx(ListMenuGetYCoordForPrintingArrowCursor(a0), a1);
+    PrintListCursorAtRow(ListMenuGetYCoordForPrintingArrowCursor(listTaskId), colorIdx);
 }
 
-static void PrintListMenuCursorAt_WithColorIdx(u8 a0, u8 a1)
+static void PrintListCursorAtRow(u8 y, u8 colorIdx)
 {
-    if (a1 == 0xFF)
+    if (colorIdx == COLOR_CURSOR_ERASE)
     {
-        FillWindowPixelRect(0, 0, 0, a0, GetFontAttribute(FONT_2, FONTATTR_MAX_LETTER_WIDTH), GetFontAttribute(FONT_2, FONTATTR_MAX_LETTER_HEIGHT));
-        CopyWindowToVram(0, COPYWIN_GFX);
+        // Never used. Would erase cursor (but also a portion of the list text)
+        FillWindowPixelRect(WIN_LIST, 0, 0, y, GetFontAttribute(FONT_2, FONTATTR_MAX_LETTER_WIDTH), GetFontAttribute(FONT_2, FONTATTR_MAX_LETTER_HEIGHT));
+        CopyWindowToVram(WIN_LIST, COPYWIN_GFX);
     }
     else
     {
-        AddTextPrinterParameterized_ColorByIndex(0, FONT_2, gText_SelectorArrow2, 0, a0, 0, 0, 0, a1);
+        TMCase_Print(WIN_LIST, FONT_2, gText_SelectorArrow2, 0, y, 0, 0, 0, colorIdx);
     }
 }
 
-static void CreateTMCaseScrollIndicatorArrowPair_Main(void)
+static void CreateListScrollArrows(void)
 {
-    sTMCaseDynamicResources->scrollIndicatorArrowPairId = AddScrollIndicatorArrowPairParameterized(2, 0xA0, 0x08, 0x58, sTMCaseDynamicResources->numTMs - sTMCaseDynamicResources->maxTMsShown + 1, 0x6E, 0x6E, &sTMCaseStaticResources.scrollOffset);
+    sTMCaseDynamicResources->scrollArrowsTaskId = AddScrollIndicatorArrowPairParameterized(SCROLL_ARROW_UP,
+                                                                                           160, 8, 88,
+                                                                                           sTMCaseDynamicResources->numTMs - sTMCaseDynamicResources->maxTMsShown + 1,
+                                                                                           TAG_SCROLL_ARROW, TAG_SCROLL_ARROW,
+                                                                                           &sTMCaseStaticResources.scrollOffset);
 }
 
-static void CreateTMCaseScrollIndicatorArrowPair_SellQuantitySelect(void)
+static void CreateQuantityScrollArrows(void)
 {
     sTMCaseDynamicResources->currItem = 1;
-    sTMCaseDynamicResources->scrollIndicatorArrowPairId = AddScrollIndicatorArrowPairParameterized(2, 0x98, 0x48, 0x68, 2, 0x6E, 0x6E, &sTMCaseDynamicResources->currItem);
+    sTMCaseDynamicResources->scrollArrowsTaskId = AddScrollIndicatorArrowPairParameterized(SCROLL_ARROW_UP,
+                                                                                           152, 72, 104,
+                                                                                           2,
+                                                                                           TAG_SCROLL_ARROW, TAG_SCROLL_ARROW,
+                                                                                           &sTMCaseDynamicResources->currItem);
 }
 
-static void RemoveTMCaseScrollIndicatorArrowPair(void)
+static void RemoveScrollArrows(void)
 {
-    if (sTMCaseDynamicResources->scrollIndicatorArrowPairId != 0xFF)
+    if (sTMCaseDynamicResources->scrollArrowsTaskId != TASK_NONE)
     {
-        RemoveScrollIndicatorArrowPair(sTMCaseDynamicResources->scrollIndicatorArrowPairId);
-        sTMCaseDynamicResources->scrollIndicatorArrowPairId = 0xFF;
+        RemoveScrollIndicatorArrowPair(sTMCaseDynamicResources->scrollArrowsTaskId);
+        sTMCaseDynamicResources->scrollArrowsTaskId = TASK_NONE;
     }
 }
 
@@ -709,18 +876,18 @@ static void Task_FadeOutAndCloseTMCase(u8 taskId)
 
     if (!gPaletteFade.active)
     {
-        DestroyListMenuTask(data[0], &sTMCaseStaticResources.scrollOffset, &sTMCaseStaticResources.selectedRow);
-        if (sTMCaseDynamicResources->savedCallback != NULL)
-            SetMainCallback2(sTMCaseDynamicResources->savedCallback);
+        DestroyListMenuTask(tListTaskId, &sTMCaseStaticResources.scrollOffset, &sTMCaseStaticResources.selectedRow);
+        if (sTMCaseDynamicResources->nextScreenCallback != NULL)
+            SetMainCallback2(sTMCaseDynamicResources->nextScreenCallback);
         else
-            SetMainCallback2(sTMCaseStaticResources.savedCallback);
-        RemoveTMCaseScrollIndicatorArrowPair();
+            SetMainCallback2(sTMCaseStaticResources.exitCallback);
+        RemoveScrollArrows();
         DestroyTMCaseBuffers();
         DestroyTask(taskId);
     }
 }
 
-static void Task_TMCaseMain(u8 taskId)
+static void Task_HandleListInput(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
     s32 input;
@@ -729,9 +896,9 @@ static void Task_TMCaseMain(u8 taskId)
     {
         if (MenuHelpers_CallLinkSomething() != TRUE)
         {
-            input = ListMenu_ProcessInput(data[0]);
-            ListMenuGetScrollAndRow(data[0], &sTMCaseStaticResources.scrollOffset, &sTMCaseStaticResources.selectedRow);
-            if (JOY_NEW(SELECT_BUTTON) && sTMCaseStaticResources.unk_05 == 1)
+            input = ListMenu_ProcessInput(tListTaskId);
+            ListMenuGetScrollAndRow(tListTaskId, &sTMCaseStaticResources.scrollOffset, &sTMCaseStaticResources.selectedRow);
+            if (JOY_NEW(SELECT_BUTTON) && sTMCaseStaticResources.allowSelectClose == TRUE)
             {
                 PlaySE(SE_SELECT);
                 gSpecialVar_ItemId = ITEM_NONE;
@@ -741,22 +908,22 @@ static void Task_TMCaseMain(u8 taskId)
             {
                 switch (input)
                 {
-                case -1:
+                case LIST_NOTHING_CHOSEN:
                     break;
-                case -2:
+                case LIST_CANCEL:
                     PlaySE(SE_SELECT);
-                    gSpecialVar_ItemId = 0;
+                    gSpecialVar_ItemId = ITEM_NONE;
                     Task_BeginFadeOutFromTMCase(taskId);
                     break;
                 default:
                     PlaySE(SE_SELECT);
-                    FillBG2RowWithPalette_2timesNplus1(1);
-                    RemoveTMCaseScrollIndicatorArrowPair();
-                    PrintListMenuCursorByID_WithColorIdx(data[0], 2);
-                    data[1] = input;
-                    data[2] = BagGetQuantityByPocketPosition(POCKET_TM_CASE, input);
+                    SetDescriptionWindowShade(1);
+                    RemoveScrollArrows();
+                    PrintListCursor(tListTaskId, COLOR_CURSOR_SELECTED);
+                    tSelection = input;
+                    tQuantityOwned = BagGetQuantityByPocketPosition(POCKET_TM_CASE, input);
                     gSpecialVar_ItemId = BagGetItemIdByPocketPosition(POCKET_TM_CASE, input);
-                    gTasks[taskId].func = sSelectTMActionTasks[sTMCaseStaticResources.tmCaseMenuType];
+                    gTasks[taskId].func = sSelectTMActionTasks[sTMCaseStaticResources.menuType];
                     break;
                 }
             }
@@ -764,47 +931,67 @@ static void Task_TMCaseMain(u8 taskId)
     }
 }
 
-static void Subtask_ReturnToTMCaseMain(u8 taskId)
+static void ReturnToList(u8 taskId)
 {
-    FillBG2RowWithPalette_2timesNplus1(0);
-    CreateTMCaseScrollIndicatorArrowPair_Main();
-    gTasks[taskId].func = Task_TMCaseMain;
+    SetDescriptionWindowShade(0);
+    CreateListScrollArrows();
+    gTasks[taskId].func = Task_HandleListInput;
 }
 
-static void Task_SelectTMAction_FromFieldBag(u8 taskId)
+// When a TM/HM in the list is selected in the field, create a context
+// menu with a list of actions that can be taken.
+static void Task_SelectedTMHM_Field(u8 taskId)
 {
     u8 * strbuf;
-    TMCase_SetWindowBorder2(2);
+    
+    // Create context window
+    TMCase_SetWindowBorder2(WIN_SELECTED_MSG);
     if (!MenuHelpers_LinkSomething() && InUnionRoom() != TRUE)
     {
-        AddTMContextMenu(&sTMCaseDynamicResources->contextMenuWindowId, 0);
+        // Regular TM/HM context menu
+        AddContextMenu(&sTMCaseDynamicResources->contextMenuWindowId, WIN_USE_GIVE_EXIT);
         sTMCaseDynamicResources->menuActionIndices = sMenuActionIndices_Field;
-        sTMCaseDynamicResources->numMenuActions = NELEMS(sMenuActionIndices_Field);
+        sTMCaseDynamicResources->numMenuActions = ARRAY_COUNT(sMenuActionIndices_Field);
     }
     else
     {
-        AddTMContextMenu(&sTMCaseDynamicResources->contextMenuWindowId, 1);
+        // In Union Room, "Use" is removed from the context menu
+        AddContextMenu(&sTMCaseDynamicResources->contextMenuWindowId, WIN_GIVE_EXIT);
         sTMCaseDynamicResources->menuActionIndices = sMenuActionIndices_UnionRoom;
-        sTMCaseDynamicResources->numMenuActions = NELEMS(sMenuActionIndices_UnionRoom);
+        sTMCaseDynamicResources->numMenuActions = ARRAY_COUNT(sMenuActionIndices_UnionRoom);
     }
-    AddItemMenuActionTextPrinters(sTMCaseDynamicResources->contextMenuWindowId, FONT_2, GetMenuCursorDimensionByFont(FONT_2, 0), 2, 0, GetFontAttribute(FONT_2, FONTATTR_MAX_LETTER_HEIGHT) + 2, sTMCaseDynamicResources->numMenuActions, sMenuActions_UseGiveExit, sTMCaseDynamicResources->menuActionIndices);
+
+    // Print context window actions
+    AddItemMenuActionTextPrinters(sTMCaseDynamicResources->contextMenuWindowId,
+                                  FONT_2,
+                                  GetMenuCursorDimensionByFont(FONT_2, 0),
+                                  2,
+                                  0,
+                                  GetFontAttribute(FONT_2, FONTATTR_MAX_LETTER_HEIGHT) + 2,
+                                  sTMCaseDynamicResources->numMenuActions,
+                                  sMenuActions,
+                                  sTMCaseDynamicResources->menuActionIndices);
+
     Menu_InitCursor(sTMCaseDynamicResources->contextMenuWindowId, FONT_2, 0, 2, GetFontAttribute(FONT_2, FONTATTR_MAX_LETTER_HEIGHT) + 2, sTMCaseDynamicResources->numMenuActions, 0);
+    
+    // Print label text next to the context window
     strbuf = Alloc(256);
     GetTMNumberAndMoveString(strbuf, gSpecialVar_ItemId);
     StringAppend(strbuf, gText_Var1IsSelected + 2); // +2 skips over the stringvar
-    AddTextPrinterParameterized_ColorByIndex(2, FONT_2, strbuf, 0, 2, 1, 0, 0, 1);
+    TMCase_Print(WIN_SELECTED_MSG, FONT_2, strbuf, 0, 2, 1, 0, 0, COLOR_DARK);
     Free(strbuf);
-    if (itemid_is_unique(gSpecialVar_ItemId))
+    if (IS_HM(gSpecialVar_ItemId))
     {
-        PlaceHMTileInWindow(2, 0, 2);
-        CopyWindowToVram(2, COPYWIN_GFX);
+        PlaceHMTileInWindow(WIN_SELECTED_MSG, 0, 2);
+        CopyWindowToVram(WIN_SELECTED_MSG, COPYWIN_GFX);
     }
+
     ScheduleBgCopyTilemapToVram(0);
     ScheduleBgCopyTilemapToVram(1);
-    gTasks[taskId].func = Task_TMContextMenu_HandleInput;
+    gTasks[taskId].func = Task_ContextMenu_HandleInput;
 }
 
-static void Task_TMContextMenu_HandleInput(u8 taskId)
+static void Task_ContextMenu_HandleInput(u8 taskId)
 {
     s8 input;
 
@@ -813,26 +1000,27 @@ static void Task_TMContextMenu_HandleInput(u8 taskId)
         input = Menu_ProcessInputNoWrapAround();
         switch (input)
         {
-        case -1:
+        case MENU_B_PRESSED:
+            // Run last action in list (Exit)
             PlaySE(SE_SELECT);
-            sMenuActions_UseGiveExit[sTMCaseDynamicResources->menuActionIndices[sTMCaseDynamicResources->numMenuActions - 1]].func.void_u8(taskId);
+            sMenuActions[sTMCaseDynamicResources->menuActionIndices[sTMCaseDynamicResources->numMenuActions - 1]].func.void_u8(taskId);
             break;
-        case -2:
+        case MENU_NOTHING_CHOSEN:
             break;
         default:
             PlaySE(SE_SELECT);
-            sMenuActions_UseGiveExit[sTMCaseDynamicResources->menuActionIndices[input]].func.void_u8(taskId);
+            sMenuActions[sTMCaseDynamicResources->menuActionIndices[input]].func.void_u8(taskId);
             break;
         }
     }
 }
 
-static void TMHMContextMenuAction_Use(u8 taskId)
+static void Action_Use(u8 taskId)
 {
-    RemoveTMContextMenu(&sTMCaseDynamicResources->contextMenuWindowId);
-    ClearStdWindowAndFrameToTransparent(2, FALSE);
-    ClearWindowTilemap(2);
-    PutWindowTilemap(0);
+    RemoveContextMenu(&sTMCaseDynamicResources->contextMenuWindowId);
+    ClearStdWindowAndFrameToTransparent(WIN_SELECTED_MSG, FALSE);
+    ClearWindowTilemap(WIN_SELECTED_MSG);
+    PutWindowTilemap(WIN_LIST);
     ScheduleBgCopyTilemapToVram(0);
     ScheduleBgCopyTilemapToVram(1);
     if (CalculatePlayerPartyCount() == 0)
@@ -841,25 +1029,26 @@ static void TMHMContextMenuAction_Use(u8 taskId)
     }
     else
     {
+        // Chose a TM/HM to use, exit TM case for party menu
         gItemUseCB = ItemUseCB_TMHM;
-        sTMCaseDynamicResources->savedCallback = CB2_ShowPartyMenuForItemUse;
+        sTMCaseDynamicResources->nextScreenCallback = CB2_ShowPartyMenuForItemUse;
         Task_BeginFadeOutFromTMCase(taskId);
     }
 }
 
-static void TMHMContextMenuAction_Give(u8 taskId)
+static void Action_Give(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
-    u16 itemId = BagGetItemIdByPocketPosition(POCKET_TM_CASE, data[1]);
-    RemoveTMContextMenu(&sTMCaseDynamicResources->contextMenuWindowId);
-    ClearStdWindowAndFrameToTransparent(2, FALSE);
-    ClearWindowTilemap(2);
-    PutWindowTilemap(1);
-    PutWindowTilemap(4);
-    PutWindowTilemap(5);
+    u16 itemId = BagGetItemIdByPocketPosition(POCKET_TM_CASE, tSelection);
+    RemoveContextMenu(&sTMCaseDynamicResources->contextMenuWindowId);
+    ClearStdWindowAndFrameToTransparent(WIN_SELECTED_MSG, FALSE);
+    ClearWindowTilemap(WIN_SELECTED_MSG);
+    PutWindowTilemap(WIN_DESCRIPTION);
+    PutWindowTilemap(WIN_MOVE_INFO_LABELS);
+    PutWindowTilemap(WIN_MOVE_INFO);
     ScheduleBgCopyTilemapToVram(0);
     ScheduleBgCopyTilemapToVram(1);
-    if (!itemid_is_unique(itemId))
+    if (!IS_HM(itemId))
     {
         if (CalculatePlayerPartyCount() == 0)
         {
@@ -867,7 +1056,7 @@ static void TMHMContextMenuAction_Give(u8 taskId)
         }
         else
         {
-            sTMCaseDynamicResources->savedCallback = CB2_ChooseMonToGiveItem;
+            sTMCaseDynamicResources->nextScreenCallback = CB2_ChooseMonToGiveItem;
             Task_BeginFadeOutFromTMCase(taskId);
         }
     }
@@ -879,14 +1068,14 @@ static void TMHMContextMenuAction_Give(u8 taskId)
 
 static void PrintError_ThereIsNoPokemon(u8 taskId)
 {
-    TMCase_PrintMessageWithFollowupTask(taskId, FONT_2, gText_ThereIsNoPokemon, Task_WaitButtonAfterErrorPrint);
+    PrintMessageWithFollowupTask(taskId, FONT_2, gText_ThereIsNoPokemon, Task_WaitButtonAfterErrorPrint);
 }
 
 static void PrintError_ItemCantBeHeld(u8 taskId)
 {
     CopyItemName(gSpecialVar_ItemId, gStringVar1);
     StringExpandPlaceholders(gStringVar4, gText_ItemCantBeHeld);
-    TMCase_PrintMessageWithFollowupTask(taskId, FONT_2, gStringVar4, Task_WaitButtonAfterErrorPrint);
+    PrintMessageWithFollowupTask(taskId, FONT_2, gStringVar4, Task_WaitButtonAfterErrorPrint);
 }
 
 static void Task_WaitButtonAfterErrorPrint(u8 taskId)
@@ -894,99 +1083,102 @@ static void Task_WaitButtonAfterErrorPrint(u8 taskId)
     if (JOY_NEW(A_BUTTON))
     {
         PlaySE(SE_SELECT);
-        Subtask_CloseContextMenuAndReturnToMain(taskId);
+        CloseMessageAndReturnToList(taskId);
     }
 }
 
-static void Subtask_CloseContextMenuAndReturnToMain(u8 taskId)
+static void CloseMessageAndReturnToList(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    DestroyListMenuTask(data[0], &sTMCaseStaticResources.scrollOffset, &sTMCaseStaticResources.selectedRow);
-    data[0] = ListMenuInit(&gMultiuseListMenuTemplate, sTMCaseStaticResources.scrollOffset, sTMCaseStaticResources.selectedRow);
-    PrintListMenuCursorByID_WithColorIdx(data[0], 1);
-    ClearDialogWindowAndFrameToTransparent(6, FALSE);
-    ClearWindowTilemap(6);
-    PutWindowTilemap(1);
-    PutWindowTilemap(4);
-    PutWindowTilemap(5);
+    DestroyListMenuTask(tListTaskId, &sTMCaseStaticResources.scrollOffset, &sTMCaseStaticResources.selectedRow);
+    tListTaskId = ListMenuInit(&gMultiuseListMenuTemplate, sTMCaseStaticResources.scrollOffset, sTMCaseStaticResources.selectedRow);
+    PrintListCursor(tListTaskId, COLOR_DARK);
+    ClearDialogWindowAndFrameToTransparent(WIN_MESSAGE, FALSE);
+    ClearWindowTilemap(WIN_MESSAGE);
+    PutWindowTilemap(WIN_DESCRIPTION);
+    PutWindowTilemap(WIN_MOVE_INFO_LABELS);
+    PutWindowTilemap(WIN_MOVE_INFO);
     ScheduleBgCopyTilemapToVram(0);
     ScheduleBgCopyTilemapToVram(1);
-    Subtask_ReturnToTMCaseMain(taskId);
+    ReturnToList(taskId);
 }
 
-static void TMHMContextMenuAction_Exit(u8 taskId)
+static void Action_Exit(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    RemoveTMContextMenu(&sTMCaseDynamicResources->contextMenuWindowId);
-    ClearStdWindowAndFrameToTransparent(2, FALSE);
-    ClearWindowTilemap(2);
-    PutWindowTilemap(0);
-    PrintListMenuCursorByID_WithColorIdx(data[0], 1);
-    PutWindowTilemap(1);
-    PutWindowTilemap(4);
-    PutWindowTilemap(5);
+    RemoveContextMenu(&sTMCaseDynamicResources->contextMenuWindowId);
+    ClearStdWindowAndFrameToTransparent(WIN_SELECTED_MSG, FALSE);
+    ClearWindowTilemap(WIN_SELECTED_MSG);
+    PutWindowTilemap(WIN_LIST);
+    PrintListCursor(tListTaskId, COLOR_DARK);
+    PutWindowTilemap(WIN_DESCRIPTION);
+    PutWindowTilemap(WIN_MOVE_INFO_LABELS);
+    PutWindowTilemap(WIN_MOVE_INFO);
     ScheduleBgCopyTilemapToVram(0);
     ScheduleBgCopyTilemapToVram(1);
-    Subtask_ReturnToTMCaseMain(taskId);
+    ReturnToList(taskId);
 }
 
-static void Task_SelectTMAction_Type1(u8 taskId)
+static void Task_SelectedTMHM_GiveParty(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    if (!itemid_is_unique(BagGetItemIdByPocketPosition(POCKET_TM_CASE, data[1])))
+    if (!IS_HM(BagGetItemIdByPocketPosition(POCKET_TM_CASE, tSelection)))
     {
-        sTMCaseDynamicResources->savedCallback = CB2_GiveHoldItem;
+        sTMCaseDynamicResources->nextScreenCallback = CB2_GiveHoldItem;
         Task_BeginFadeOutFromTMCase(taskId);
     }
     else
     {
+        // Can't hold "important" items (e.g. key items)
         PrintError_ItemCantBeHeld(taskId);
     }
 }
 
-static void Task_SelectTMAction_Type3(u8 taskId)
+static void Task_SelectedTMHM_GivePC(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    if (!itemid_is_unique(BagGetItemIdByPocketPosition(POCKET_TM_CASE, data[1])))
+    if (!IS_HM(BagGetItemIdByPocketPosition(POCKET_TM_CASE, tSelection)))
     {
-        sTMCaseDynamicResources->savedCallback = CB2_ReturnToPokeStorage;
+        sTMCaseDynamicResources->nextScreenCallback = CB2_ReturnToPokeStorage;
         Task_BeginFadeOutFromTMCase(taskId);
     }
     else
     {
+        // Can't hold "important" items (e.g. key items)
         PrintError_ItemCantBeHeld(taskId);
     }
 }
 
-static void Task_SelectTMAction_FromSellMenu(u8 taskId)
+static void Task_SelectedTMHM_Sell(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    if (itemid_get_market_price(gSpecialVar_ItemId) == 0)
+    if (ItemId_GetPrice(gSpecialVar_ItemId) == 0)
     {
+        // Can't sell TM/HMs with no price (by default this is just the HMs)
         CopyItemName(gSpecialVar_ItemId, gStringVar1);
         StringExpandPlaceholders(gStringVar4, gText_OhNoICantBuyThat);
-        TMCase_PrintMessageWithFollowupTask(taskId, GetDialogBoxFontId(), gStringVar4, Subtask_CloseContextMenuAndReturnToMain);
+        PrintMessageWithFollowupTask(taskId, GetDialogBoxFontId(), gStringVar4, CloseMessageAndReturnToList);
     }
     else
     {
-        data[8] = 1;
-        if (data[2] == 1)
+        tQuantitySelected = 1;
+        if (tQuantityOwned == 1)
         {
-            HandlePrintMoneyOnHand();
+            PrintPlayersMoney();
             Task_AskConfirmSaleWithAmount(taskId);
         }
         else
         {
-            if (data[2] > 99)
-                data[2] = 99;
+            if (tQuantityOwned > 99)
+                tQuantityOwned = 99;
             CopyItemName(gSpecialVar_ItemId, gStringVar1);
             StringExpandPlaceholders(gStringVar4, gText_HowManyWouldYouLikeToSell);
-            TMCase_PrintMessageWithFollowupTask(taskId, GetDialogBoxFontId(), gStringVar4, Task_InitQuantitySelectUI);
+            PrintMessageWithFollowupTask(taskId, GetDialogBoxFontId(), gStringVar4, Task_InitQuantitySelectUI);
         }
     }
 }
@@ -995,9 +1187,9 @@ static void Task_AskConfirmSaleWithAmount(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    ConvertIntToDecimalStringN(gStringVar3, itemid_get_market_price(BagGetItemIdByPocketPosition(POCKET_TM_CASE, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
+    ConvertIntToDecimalStringN(gStringVar3, ItemId_GetPrice(BagGetItemIdByPocketPosition(POCKET_TM_CASE, tSelection)) / 2 * tQuantitySelected, STR_CONV_MODE_LEFT_ALIGN, 6);
     StringExpandPlaceholders(gStringVar4, gText_ICanPayThisMuch_WouldThatBeOkay);
-    TMCase_PrintMessageWithFollowupTask(taskId, GetDialogBoxFontId(), gStringVar4, Task_PlaceYesNoBox);
+    PrintMessageWithFollowupTask(taskId, GetDialogBoxFontId(), gStringVar4, Task_PlaceYesNoBox);
 }
 
 static void Task_PlaceYesNoBox(u8 taskId)
@@ -1009,30 +1201,30 @@ static void Task_SaleOfTMsCanceled(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    ClearStdWindowAndFrameToTransparent(8, FALSE);
-    ClearDialogWindowAndFrameToTransparent(6, FALSE);
-    PutWindowTilemap(0);
-    PutWindowTilemap(1);
-    PutWindowTilemap(3);
-    PutWindowTilemap(4);
-    PutWindowTilemap(5);
+    ClearStdWindowAndFrameToTransparent(WIN_MONEY, FALSE);
+    ClearDialogWindowAndFrameToTransparent(WIN_MESSAGE, FALSE);
+    PutWindowTilemap(WIN_LIST);
+    PutWindowTilemap(WIN_DESCRIPTION);
+    PutWindowTilemap(WIN_TITLE);
+    PutWindowTilemap(WIN_MOVE_INFO_LABELS);
+    PutWindowTilemap(WIN_MOVE_INFO);
     ScheduleBgCopyTilemapToVram(0);
     ScheduleBgCopyTilemapToVram(1);
-    PrintListMenuCursorByID_WithColorIdx(data[0], 1);
-    Subtask_ReturnToTMCaseMain(taskId);
+    PrintListCursor(tListTaskId, COLOR_DARK);
+    ReturnToList(taskId);
 }
 
 static void Task_InitQuantitySelectUI(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    TMCase_SetWindowBorder1(7);
+    TMCase_SetWindowBorder1(WIN_SELL_QUANTITY);
     ConvertIntToDecimalStringN(gStringVar1, 1, STR_CONV_MODE_LEADING_ZEROS, 2);
     StringExpandPlaceholders(gStringVar4, gText_TimesStrVar1);
-    AddTextPrinterParameterized_ColorByIndex(7, FONT_0, gStringVar4, 4, 10, 1, 0, 0, 1);
-    SellTM_PrintQuantityAndSalePrice(1, itemid_get_market_price(BagGetItemIdByPocketPosition(POCKET_TM_CASE, data[1])) / 2 * data[8]);
-    HandlePrintMoneyOnHand();
-    CreateTMCaseScrollIndicatorArrowPair_SellQuantitySelect();
+    TMCase_Print(WIN_SELL_QUANTITY, FONT_0, gStringVar4, 4, 10, 1, 0, 0, COLOR_DARK);
+    SellTM_PrintQuantityAndSalePrice(1, ItemId_GetPrice(BagGetItemIdByPocketPosition(POCKET_TM_CASE, tSelection)) / 2 * tQuantitySelected);
+    PrintPlayersMoney();
+    CreateQuantityScrollArrows();
     ScheduleBgCopyTilemapToVram(0);
     ScheduleBgCopyTilemapToVram(1);
     gTasks[taskId].func = Task_QuantitySelect_HandleInput;
@@ -1040,44 +1232,44 @@ static void Task_InitQuantitySelectUI(u8 taskId)
 
 static void SellTM_PrintQuantityAndSalePrice(s16 quantity, s32 amount)
 {
-    FillWindowPixelBuffer(7, 0x11);
+    FillWindowPixelBuffer(WIN_SELL_QUANTITY, 0x11);
     ConvertIntToDecimalStringN(gStringVar1, quantity, STR_CONV_MODE_LEADING_ZEROS, 2);
     StringExpandPlaceholders(gStringVar4, gText_TimesStrVar1);
-    AddTextPrinterParameterized_ColorByIndex(7, FONT_0, gStringVar4, 4, 10, 1, 0, 0, 1);
-    PrintMoneyAmount(7, 0x38, 0x0A, amount, 0);
+    TMCase_Print(WIN_SELL_QUANTITY, FONT_0, gStringVar4, 4, 10, 1, 0, 0, COLOR_DARK);
+    PrintMoneyAmount(WIN_SELL_QUANTITY, 0x38, 0x0A, amount, 0);
 }
 
 static void Task_QuantitySelect_HandleInput(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    if (AdjustQuantityAccordingToDPadInput(&data[8], data[2]) == 1)
+    if (AdjustQuantityAccordingToDPadInput(&tQuantitySelected, tQuantityOwned) == 1)
     {
-        SellTM_PrintQuantityAndSalePrice(data[8], itemid_get_market_price(BagGetItemIdByPocketPosition(POCKET_TM_CASE, data[1])) / 2 * data[8]);
+        SellTM_PrintQuantityAndSalePrice(tQuantitySelected, ItemId_GetPrice(BagGetItemIdByPocketPosition(POCKET_TM_CASE, tSelection)) / 2 * tQuantitySelected);
     }
     else if (JOY_NEW(A_BUTTON))
     {
         PlaySE(SE_SELECT);
-        ClearStdWindowAndFrameToTransparent(7, FALSE);
+        ClearStdWindowAndFrameToTransparent(WIN_SELL_QUANTITY, FALSE);
         ScheduleBgCopyTilemapToVram(0);
         ScheduleBgCopyTilemapToVram(1);
-        RemoveTMCaseScrollIndicatorArrowPair();
+        RemoveScrollArrows();
         Task_AskConfirmSaleWithAmount(taskId);
     }
     else if (JOY_NEW(B_BUTTON))
     {
         PlaySE(SE_SELECT);
-        ClearStdWindowAndFrameToTransparent(7, FALSE);
-        ClearStdWindowAndFrameToTransparent(8, FALSE);
-        ClearDialogWindowAndFrameToTransparent(6, FALSE);
-        PutWindowTilemap(3);
-        PutWindowTilemap(0);
-        PutWindowTilemap(1);
+        ClearStdWindowAndFrameToTransparent(WIN_SELL_QUANTITY, FALSE);
+        ClearStdWindowAndFrameToTransparent(WIN_MONEY, FALSE);
+        ClearDialogWindowAndFrameToTransparent(WIN_MESSAGE, FALSE);
+        PutWindowTilemap(WIN_TITLE);
+        PutWindowTilemap(WIN_LIST);
+        PutWindowTilemap(WIN_DESCRIPTION);
         ScheduleBgCopyTilemapToVram(0);
         ScheduleBgCopyTilemapToVram(1);
-        RemoveTMCaseScrollIndicatorArrowPair();
-        PrintListMenuCursorByID_WithColorIdx(data[0], 1);
-        Subtask_ReturnToTMCaseMain(taskId);
+        RemoveScrollArrows();
+        PrintListCursor(tListTaskId, COLOR_DARK);
+        ReturnToList(taskId);
     }
 }
 
@@ -1085,12 +1277,12 @@ static void Task_PrintSaleConfirmedText(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
-    PutWindowTilemap(0);
+    PutWindowTilemap(WIN_LIST);
     ScheduleBgCopyTilemapToVram(0);
     CopyItemName(gSpecialVar_ItemId, gStringVar1);
-    ConvertIntToDecimalStringN(gStringVar3, itemid_get_market_price(BagGetItemIdByPocketPosition(POCKET_TM_CASE, data[1])) / 2 * data[8], STR_CONV_MODE_LEFT_ALIGN, 6);
+    ConvertIntToDecimalStringN(gStringVar3, ItemId_GetPrice(BagGetItemIdByPocketPosition(POCKET_TM_CASE, tSelection)) / 2 * tQuantitySelected, STR_CONV_MODE_LEFT_ALIGN, 6);
     StringExpandPlaceholders(gStringVar4, gText_TurnedOverItemsWorthYen);
-    TMCase_PrintMessageWithFollowupTask(taskId, FONT_2, gStringVar4, Task_DoSaleOfTMs);
+    PrintMessageWithFollowupTask(taskId, FONT_2, gStringVar4, Task_DoSaleOfTMs);
 }
 
 static void Task_DoSaleOfTMs(u8 taskId)
@@ -1098,16 +1290,16 @@ static void Task_DoSaleOfTMs(u8 taskId)
     s16 * data = gTasks[taskId].data;
 
     PlaySE(SE_SHOP);
-    RemoveBagItem(gSpecialVar_ItemId, data[8]);
-    AddMoney(&gSaveBlock1Ptr->money, itemid_get_market_price(gSpecialVar_ItemId) / 2 * data[8]);
-    RecordItemPurchase(gSpecialVar_ItemId, data[8], 2);
-    DestroyListMenuTask(data[0], &sTMCaseStaticResources.scrollOffset, &sTMCaseStaticResources.selectedRow);
+    RemoveBagItem(gSpecialVar_ItemId, tQuantitySelected);
+    AddMoney(&gSaveBlock1Ptr->money, ItemId_GetPrice(gSpecialVar_ItemId) / 2 * tQuantitySelected);
+    RecordItemPurchase(gSpecialVar_ItemId, tQuantitySelected, 2);
+    DestroyListMenuTask(tListTaskId, &sTMCaseStaticResources.scrollOffset, &sTMCaseStaticResources.selectedRow);
     TMCaseSetup_GetTMCount();
     TMCaseSetup_InitListMenuPositions();
     InitTMCaseListMenuItems();
-    data[0] = ListMenuInit(&gMultiuseListMenuTemplate, sTMCaseStaticResources.scrollOffset, sTMCaseStaticResources.selectedRow);
-    PrintListMenuCursorByID_WithColorIdx(data[0], 2);
-    PrintMoneyAmountInMoneyBox(8, GetMoney(&gSaveBlock1Ptr->money), 0);
+    tListTaskId = ListMenuInit(&gMultiuseListMenuTemplate, sTMCaseStaticResources.scrollOffset, sTMCaseStaticResources.selectedRow);
+    PrintListCursor(tListTaskId, COLOR_CURSOR_SELECTED);
+    PrintMoneyAmountInMoneyBox(WIN_MONEY, GetMoney(&gSaveBlock1Ptr->money), 0);
     gTasks[taskId].func = Task_AfterSale_ReturnToList;
 }
 
@@ -1116,74 +1308,75 @@ static void Task_AfterSale_ReturnToList(u8 taskId)
     if (JOY_NEW(A_BUTTON) || JOY_NEW(B_BUTTON))
     {
         PlaySE(SE_SELECT);
-        ClearStdWindowAndFrameToTransparent(8, FALSE);
-        ClearDialogWindowAndFrameToTransparent(6, FALSE);
-        PutWindowTilemap(1);
-        PutWindowTilemap(3);
-        PutWindowTilemap(4);
-        PutWindowTilemap(5);
-        Subtask_CloseContextMenuAndReturnToMain(taskId);
+        ClearStdWindowAndFrameToTransparent(WIN_MONEY, FALSE);
+        ClearDialogWindowAndFrameToTransparent(WIN_MESSAGE, FALSE);
+        PutWindowTilemap(WIN_DESCRIPTION);
+        PutWindowTilemap(WIN_TITLE);
+        PutWindowTilemap(WIN_MOVE_INFO_LABELS);
+        PutWindowTilemap(WIN_MOVE_INFO);
+        CloseMessageAndReturnToList(taskId);
     }
 }
 
 void Pokedude_InitTMCase(void)
 {
-    sPokedudePackBackup = AllocZeroed(sizeof(*sPokedudePackBackup));
-    memcpy(sPokedudePackBackup->bagPocket_TMHM, gSaveBlock1Ptr->bagPocket_TMHM, sizeof(gSaveBlock1Ptr->bagPocket_TMHM));
-    memcpy(sPokedudePackBackup->bagPocket_KeyItems, gSaveBlock1Ptr->bagPocket_KeyItems, sizeof(gSaveBlock1Ptr->bagPocket_KeyItems));
-    sPokedudePackBackup->unk_160 = sTMCaseStaticResources.selectedRow;
-    sPokedudePackBackup->unk_162 = sTMCaseStaticResources.scrollOffset;
-    ClearItemSlots(gSaveBlock1Ptr->bagPocket_TMHM, NELEMS(gSaveBlock1Ptr->bagPocket_TMHM));
-    ClearItemSlots(gSaveBlock1Ptr->bagPocket_KeyItems, NELEMS(gSaveBlock1Ptr->bagPocket_KeyItems));
+    sPokedudeBagBackup = AllocZeroed(sizeof(*sPokedudeBagBackup));
+    memcpy(sPokedudeBagBackup->bagPocket_TMHM, gSaveBlock1Ptr->bagPocket_TMHM, sizeof(gSaveBlock1Ptr->bagPocket_TMHM));
+    memcpy(sPokedudeBagBackup->bagPocket_KeyItems, gSaveBlock1Ptr->bagPocket_KeyItems, sizeof(gSaveBlock1Ptr->bagPocket_KeyItems));
+    sPokedudeBagBackup->selectedRow = sTMCaseStaticResources.selectedRow;
+    sPokedudeBagBackup->scrollOffset = sTMCaseStaticResources.scrollOffset;
+    ClearItemSlots(gSaveBlock1Ptr->bagPocket_TMHM, ARRAY_COUNT(gSaveBlock1Ptr->bagPocket_TMHM));
+    ClearItemSlots(gSaveBlock1Ptr->bagPocket_KeyItems, ARRAY_COUNT(gSaveBlock1Ptr->bagPocket_KeyItems));
     ResetTMCaseCursorPos();
     AddBagItem(ITEM_TM01, 1);
     AddBagItem(ITEM_TM03, 1);
     AddBagItem(ITEM_TM09, 1);
     AddBagItem(ITEM_TM35, 1);
-    InitTMCase(4, CB2_ReturnToTeachyTV, 0);
+    InitTMCase(TMCASE_POKEDUDE, CB2_ReturnToTeachyTV, 0);
 }
 
-static void Task_TMCaseDude1(u8 taskId)
+static void Task_Pokedude_Start(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
     if (!gPaletteFade.active)
     {
-        data[8] = 0;
-        data[9] = 0;
-        gTasks[taskId].func = Task_TMCaseDude_Playback;
+        tPokedudeState = 0;
+        tPokedudeTimer = 0;
+        gTasks[taskId].func = Task_Pokedude_Run;
     }
 }
 
-static void Task_TMCaseDude_Playback(u8 taskId)
+#define POKEDUDE_INPUT_DELAY 101
+
+static void Task_Pokedude_Run(u8 taskId)
 {
     s16 * data = gTasks[taskId].data;
 
     if (JOY_NEW(B_BUTTON))
     {
-        if (data[8] < 21)
+        if (tPokedudeState < 21)
         {
-            data[8] = 21;
+            tPokedudeState = 21;
             SetTeachyTvControllerModeToResume();
         }
     }
 
-    switch (data[8])
+    switch (tPokedudeState)
     {
     case 0:
         BeginNormalPaletteFade(0xFFFF8405, 4, 0, 6, 0);
-        FillBG2RowWithPalette_2timesNplus1(1);
-        data[8]++;
+        SetDescriptionWindowShade(1);
+        tPokedudeState++;
         break;
     case 1:
     case 11:
         if (!gPaletteFade.active)
         {
-            data[9]++;
-            if (data[9] > 0x65)
+            if (++tPokedudeTimer > POKEDUDE_INPUT_DELAY)
             {
-                data[9] = 0;
-                data[8]++;
+                tPokedudeTimer = 0;
+                tPokedudeState++;
             }
         }
         break;
@@ -1193,17 +1386,16 @@ static void Task_TMCaseDude_Playback(u8 taskId)
     case 12:
     case 13:
     case 14:
-        if (data[9] == 0)
+        if (tPokedudeTimer == 0)
         {
             gMain.newKeys = 0;
             gMain.newAndRepeatedKeys = DPAD_DOWN;
-            ListMenu_ProcessInput(data[0]);
+            ListMenu_ProcessInput(tListTaskId);
         }
-        data[9]++;
-        if (data[9] > 0x65)
+        if (++tPokedudeTimer > POKEDUDE_INPUT_DELAY)
         {
-            data[9] = 0;
-            data[8]++;
+            tPokedudeTimer = 0;
+            tPokedudeState++;
         }
         break;
     case 5:
@@ -1212,71 +1404,71 @@ static void Task_TMCaseDude_Playback(u8 taskId)
     case 15:
     case 16:
     case 17:
-        if (data[9] == 0)
+        if (tPokedudeTimer == 0)
         {
             gMain.newKeys = 0;
             gMain.newAndRepeatedKeys = DPAD_UP;
-            ListMenu_ProcessInput(data[0]);
+            ListMenu_ProcessInput(tListTaskId);
         }
-        data[9]++;
-        if (data[9] > 0x65)
+        if (++tPokedudeTimer > POKEDUDE_INPUT_DELAY)
         {
-            data[9] = 0;
-            data[8]++;
+            tPokedudeTimer = 0;
+            tPokedudeState++;
         }
         break;
     case 8:
-        FillBG2RowWithPalette_2timesNplus1(1);
-        TMCase_PrintMessageWithFollowupTask(taskId, FONT_4, gPokedudeText_TMTypes, 0);
-        gTasks[taskId].func = Task_TMCaseDude_Playback;
-        data[8]++;
+        SetDescriptionWindowShade(1);
+        PrintMessageWithFollowupTask(taskId, FONT_4, gPokedudeText_TMTypes, NULL);
+        gTasks[taskId].func = Task_Pokedude_Run;
+        tPokedudeState++;
         break;
     case 9:
     case 19:
         RunTextPrinters();
-        if (!IsTextPrinterActive(6))
-            data[8]++;
+        if (!IsTextPrinterActive(WIN_MESSAGE))
+            tPokedudeState++;
         break;
     case 10:
         if (JOY_NEW(A_BUTTON | B_BUTTON))
         {
-            FillBG2RowWithPalette_2timesNplus1(0);
+            SetDescriptionWindowShade(0);
             BeginNormalPaletteFade(0x00000400, 0, 6, 0, 0);
-            ClearDialogWindowAndFrameToTransparent(6, FALSE);
+            ClearDialogWindowAndFrameToTransparent(WIN_MESSAGE, FALSE);
             ScheduleBgCopyTilemapToVram(1);
-            data[8]++;
+            tPokedudeState++;
         }
         break;
     case 18:
-        FillBG2RowWithPalette_2timesNplus1(1);
-        TMCase_PrintMessageWithFollowupTask(taskId, FONT_4, gPokedudeText_ReadTMDescription, NULL);
-        gTasks[taskId].func = Task_TMCaseDude_Playback; // this function
-        data[8]++;
+        SetDescriptionWindowShade(1);
+        PrintMessageWithFollowupTask(taskId, FONT_4, gPokedudeText_ReadTMDescription, NULL);
+        gTasks[taskId].func = Task_Pokedude_Run; // this function
+        tPokedudeState++;
         break;
     case 20:
         if (JOY_NEW(A_BUTTON | B_BUTTON))
-            data[8]++;
+            tPokedudeState++;
         break;
     case 21:
         if (!gPaletteFade.active)
         {
-            memcpy(gSaveBlock1Ptr->bagPocket_TMHM, sPokedudePackBackup->bagPocket_TMHM, sizeof(gSaveBlock1Ptr->bagPocket_TMHM));
-            memcpy(gSaveBlock1Ptr->bagPocket_KeyItems, sPokedudePackBackup->bagPocket_KeyItems, sizeof(gSaveBlock1Ptr->bagPocket_KeyItems));
-            DestroyListMenuTask(data[0], NULL, NULL);
-            sTMCaseStaticResources.selectedRow = sPokedudePackBackup->unk_160;
-            sTMCaseStaticResources.scrollOffset = sPokedudePackBackup->unk_162;
-            Free(sPokedudePackBackup);
+            // Restore the player's bag
+            memcpy(gSaveBlock1Ptr->bagPocket_TMHM, sPokedudeBagBackup->bagPocket_TMHM, sizeof(gSaveBlock1Ptr->bagPocket_TMHM));
+            memcpy(gSaveBlock1Ptr->bagPocket_KeyItems, sPokedudeBagBackup->bagPocket_KeyItems, sizeof(gSaveBlock1Ptr->bagPocket_KeyItems));
+            DestroyListMenuTask(tListTaskId, NULL, NULL);
+            sTMCaseStaticResources.selectedRow = sPokedudeBagBackup->selectedRow;
+            sTMCaseStaticResources.scrollOffset = sPokedudeBagBackup->scrollOffset;
+            Free(sPokedudeBagBackup);
             CpuFastCopy(gPlttBufferFaded, gPlttBufferUnfaded, 0x400);
             CB2_SetUpReshowBattleScreenAfterMenu();
             BeginNormalPaletteFade(PALETTES_ALL, -2, 0, 16, 0);
-            data[8]++;
+            tPokedudeState++;
         }
         break;
     default:
         if (!gPaletteFade.active)
         {
-            SetMainCallback2(sTMCaseStaticResources.savedCallback);
-            RemoveTMCaseScrollIndicatorArrowPair();
+            SetMainCallback2(sTMCaseStaticResources.exitCallback);
+            RemoveScrollArrows();
             DestroyTMCaseBuffers();
             DestroyTask(taskId);
         }
@@ -1298,17 +1490,17 @@ static void InitWindowTemplatesAndPals(void)
     LoadPalette(sPal3Override, 0xF6, 0x04);
     LoadPalette(sPal3Override, 0xD6, 0x04);
     ListMenuLoadStdPalAt(0xc0, 0x01);
-    for (i = 0; i < 9; i++)
+    for (i = 0; i < ARRAY_COUNT(sWindowTemplates) - 1; i++)
         FillWindowPixelBuffer(i, 0x00);
-    PutWindowTilemap(0);
-    PutWindowTilemap(1);
-    PutWindowTilemap(3);
-    PutWindowTilemap(4);
-    PutWindowTilemap(5);
+    PutWindowTilemap(WIN_LIST);
+    PutWindowTilemap(WIN_DESCRIPTION);
+    PutWindowTilemap(WIN_TITLE);
+    PutWindowTilemap(WIN_MOVE_INFO_LABELS);
+    PutWindowTilemap(WIN_MOVE_INFO);
     ScheduleBgCopyTilemapToVram(0);
 }
 
-static void AddTextPrinterParameterized_ColorByIndex(u8 windowId, u8 fontId, const u8 * str, u8 x, u8 y, u8 letterSpacing, u8 lineSpacing, u8 speed, u8 colorIdx)
+static void TMCase_Print(u8 windowId, u8 fontId, const u8 * str, u8 x, u8 y, u8 letterSpacing, u8 lineSpacing, u8 speed, u8 colorIdx)
 {
     AddTextPrinterParameterized4(windowId, fontId, x, y, letterSpacing, lineSpacing, sTextColors[colorIdx], speed, str);
 }
@@ -1323,46 +1515,47 @@ static void TMCase_SetWindowBorder2(u8 windowId)
     DrawStdFrameWithCustomTileAndPalette(windowId, FALSE, 0x78, 0x0D);
 }
 
-static void TMCase_PrintMessageWithFollowupTask(u8 taskId, u8 fontId, const u8 * str, TaskFunc func)
+static void PrintMessageWithFollowupTask(u8 taskId, u8 fontId, const u8 * str, TaskFunc func)
 {
-    DisplayMessageAndContinueTask(taskId, 6, 0x64, 0x0B, fontId, GetTextSpeedSetting(), str, func);
+    DisplayMessageAndContinueTask(taskId, WIN_MESSAGE, 0x64, 0x0B, fontId, GetTextSpeedSetting(), str, func);
     ScheduleBgCopyTilemapToVram(1);
 }
 
-static void PrintStringTMCaseOnWindow3(void)
+static void PrintTitle(void)
 {
     u32 distance = 72 - GetStringWidth(FONT_1, gText_TMCase, 0);
-    AddTextPrinterParameterized3(3, FONT_1, distance / 2, 1, sTextColors[0], 0, gText_TMCase);
+    AddTextPrinterParameterized3(WIN_TITLE, FONT_1, distance / 2, 1, sTextColors[COLOR_LIGHT], 0, gText_TMCase);
 }
 
-static void DrawMoveInfoUIMarkers(void)
+static void DrawMoveInfoLabels(void)
 {
-    BlitMoveInfoIcon(4, 19, 0, 0);
-    BlitMoveInfoIcon(4, 20, 0, 12);
-    BlitMoveInfoIcon(4, 21, 0, 24);
-    BlitMoveInfoIcon(4, 22, 0, 36);
-    CopyWindowToVram(4, COPYWIN_GFX);
+    BlitMoveInfoIcon(WIN_MOVE_INFO_LABELS, 19, 0, 0);
+    BlitMoveInfoIcon(WIN_MOVE_INFO_LABELS, 20, 0, 12);
+    BlitMoveInfoIcon(WIN_MOVE_INFO_LABELS, 21, 0, 24);
+    BlitMoveInfoIcon(WIN_MOVE_INFO_LABELS, 22, 0, 36);
+    CopyWindowToVram(WIN_MOVE_INFO_LABELS, COPYWIN_GFX);
 }
 
-static void TMCase_MoveCursor_UpdatePrintedTMInfo(u16 itemId)
+static void PrintMoveInfo(u16 itemId)
 {
     u8 i;
     u16 move;
     const u8 * str;
 
-    FillWindowPixelRect(5, 0, 0, 0, 40, 48);
+    FillWindowPixelRect(WIN_MOVE_INFO, 0, 0, 0, 40, 48);
     if (itemId == ITEM_NONE)
     {
         for (i = 0; i < 4; i++)
-        {
-            AddTextPrinterParameterized_ColorByIndex(5, FONT_3, gText_ThreeHyphens, 7, 12 * i, 0, 0, 0xFF, 3);
-        }
-        CopyWindowToVram(5, COPYWIN_GFX);
+            TMCase_Print(WIN_MOVE_INFO, FONT_3, gText_ThreeHyphens, 7, 12 * i, 0, 0, TEXT_SKIP_DRAW, COLOR_MOVE_INFO);
+        CopyWindowToVram(WIN_MOVE_INFO, COPYWIN_GFX);
     }
     else
     {
+        // Draw type icon
         move = ItemIdToBattleMoveId(itemId);
-        BlitMoveInfoIcon(5, gBattleMoves[move].type + 1, 0, 0);
+        BlitMoveInfoIcon(WIN_MOVE_INFO, gBattleMoves[move].type + 1, 0, 0);
+
+        // Print power
         if (gBattleMoves[move].power < 2)
             str = gText_ThreeHyphens;
         else
@@ -1370,7 +1563,9 @@ static void TMCase_MoveCursor_UpdatePrintedTMInfo(u16 itemId)
             ConvertIntToDecimalStringN(gStringVar1, gBattleMoves[move].power, STR_CONV_MODE_RIGHT_ALIGN, 3);
             str = gStringVar1;
         }
-        AddTextPrinterParameterized_ColorByIndex(5, FONT_3, str, 7, 12, 0, 0, 0xFF, 3);
+        TMCase_Print(WIN_MOVE_INFO, FONT_3, str, 7, 12, 0, 0, TEXT_SKIP_DRAW, COLOR_MOVE_INFO);
+
+        // Print accuracy
         if (gBattleMoves[move].accuracy == 0)
             str = gText_ThreeHyphens;
         else
@@ -1378,10 +1573,13 @@ static void TMCase_MoveCursor_UpdatePrintedTMInfo(u16 itemId)
             ConvertIntToDecimalStringN(gStringVar1, gBattleMoves[move].accuracy, STR_CONV_MODE_RIGHT_ALIGN, 3);
             str = gStringVar1;
         }
-        AddTextPrinterParameterized_ColorByIndex(5, FONT_3, str, 7, 24, 0, 0, 0xFF, 3);
+        TMCase_Print(WIN_MOVE_INFO, FONT_3, str, 7, 24, 0, 0, TEXT_SKIP_DRAW, COLOR_MOVE_INFO);
+
+        // Print PP
         ConvertIntToDecimalStringN(gStringVar1, gBattleMoves[move].pp, STR_CONV_MODE_RIGHT_ALIGN, 3);
-        AddTextPrinterParameterized_ColorByIndex(5, FONT_3, gStringVar1, 7, 36, 0, 0, 0xFF, 3);
-        CopyWindowToVram(5, COPYWIN_GFX);
+        TMCase_Print(WIN_MOVE_INFO, FONT_3, gStringVar1, 7, 36, 0, 0, TEXT_SKIP_DRAW, COLOR_MOVE_INFO);
+
+        CopyWindowToVram(WIN_MOVE_INFO, COPYWIN_GFX);
     }
 }
 
@@ -1390,144 +1588,149 @@ static void PlaceHMTileInWindow(u8 windowId, u8 x, u8 y)
     BlitBitmapToWindow(windowId, gTMCaseHM_Gfx, x, y, 16, 12);
 }
 
-static void HandlePrintMoneyOnHand(void)
+static void PrintPlayersMoney(void)
 {
-    PrintMoneyAmountInMoneyBoxWithBorder(8, 0x78, 0xD, GetMoney(&gSaveBlock1Ptr->money));
+    PrintMoneyAmountInMoneyBoxWithBorder(WIN_MONEY, 120, 13, GetMoney(&gSaveBlock1Ptr->money));
 }
 
 static void HandleCreateYesNoMenu(u8 taskId, const struct YesNoFuncTable *ptrs)
 {
-    CreateYesNoMenuWithCallbacks(taskId, &sYesNoWindowTemplate, FONT_2, 0, 2, 0x5B, 0x0E, ptrs);
+    CreateYesNoMenuWithCallbacks(taskId, &sYesNoWindowTemplate, FONT_2, 0, 2, 91, 14, ptrs);
 }
 
-static u8 AddTMContextMenu(u8 * a0, u8 a1)
+static u8 AddContextMenu(u8 * windowId, u8 windowIndex)
 {
-    if (*a0 == 0xFF)
+    if (*windowId == WINDOW_NONE)
     {
-        *a0 = AddWindow(&sTMContextWindowTemplates[a1]);
-        TMCase_SetWindowBorder1(*a0);
+        *windowId = AddWindow(&sWindowTemplates_ContextMenu[windowIndex]);
+        TMCase_SetWindowBorder1(*windowId);
         ScheduleBgCopyTilemapToVram(0);
     }
-    return *a0;
+    return *windowId;
 }
 
-static void RemoveTMContextMenu(u8 * a0)
+static void RemoveContextMenu(u8 * windowId)
 {
-    ClearStdWindowAndFrameToTransparent(*a0, FALSE);
-    ClearWindowTilemap(*a0);
-    RemoveWindow(*a0);
+    ClearStdWindowAndFrameToTransparent(*windowId, FALSE);
+    ClearWindowTilemap(*windowId);
+    RemoveWindow(*windowId);
     ScheduleBgCopyTilemapToVram(0);
-    *a0 = 0xFF;
+    *windowId = WINDOW_NONE;
 }
 
-static u8 CreateTMSprite(u16 itemId)
+static u8 CreateDiscSprite(u16 itemId)
 {
-    u8 spriteId = CreateSprite(&sTMSpriteTemplate, 0x29, 0x2E, 0);
+    u8 spriteId = CreateSprite(&sSpriteTemplate_Disc, DISC_BASE_X, DISC_BASE_Y, 0);
     u8 tmIdx;
     if (itemId == ITEM_NONE)
     {
-        UpdateTMSpritePosition(&gSprites[spriteId], 0xFF);
+        SetDiscSpritePosition(&gSprites[spriteId], DISC_HIDDEN);
         return spriteId;
     }
     else
     {
         tmIdx = itemId - ITEM_TM01;
-        SetTMSpriteAnim(&gSprites[spriteId], tmIdx);
-        TintTMSpriteByType(gBattleMoves[ItemIdToBattleMoveId(itemId)].type);
-        UpdateTMSpritePosition(&gSprites[spriteId], tmIdx);
+        SetDiscSpriteAnim(&gSprites[spriteId], tmIdx);
+        TintDiscpriteByType(gBattleMoves[ItemIdToBattleMoveId(itemId)].type);
+        SetDiscSpritePosition(&gSprites[spriteId], tmIdx);
         return spriteId;
     }
 }
 
-static void SetTMSpriteAnim(struct Sprite *sprite, u8 idx)
+static void SetDiscSpriteAnim(struct Sprite *sprite, u8 tmIdx)
 {
-    if (idx >= NUM_TECHNICAL_MACHINES)
-        StartSpriteAnim(sprite, 1);
+    if (tmIdx >= NUM_TECHNICAL_MACHINES)
+        StartSpriteAnim(sprite, ANIM_HM);
     else
-        StartSpriteAnim(sprite, 0);
+        StartSpriteAnim(sprite, ANIM_TM);
 }
 
-static void TintTMSpriteByType(u8 type)
+static void TintDiscpriteByType(u8 type)
 {
-    u8 palIndex = IndexOfSpritePaletteTag(TM_CASE_TM_TAG) << 4;
+    u8 palIndex = IndexOfSpritePaletteTag(TAG_DISC) << 4;
     LoadPalette(sTMSpritePaletteBuffer + sTMSpritePaletteOffsetByType[type], 0x100 | palIndex, 0x20);
-    if (sTMCaseStaticResources.tmCaseMenuType == 4)
-    {
+    if (sTMCaseStaticResources.menuType == TMCASE_POKEDUDE)
         BlendPalettes(1 << (0x10 + palIndex), 4, RGB_BLACK);
-    }
 }
 
-static void UpdateTMSpritePosition(struct Sprite *sprite, u8 var)
+static void SetDiscSpritePosition(struct Sprite *sprite, u8 tmIdx)
 {
     s32 x, y;
-    if (var == 0xFF)
+    if (tmIdx == DISC_HIDDEN)
     {
-        x = 0x1B;
-        y = 0x36;
-        sprite->y2 = 0x14;
+        x = 27;
+        y = 54;
+        sprite->y2 = DISC_CASE_DISTANCE;
     }
     else
     {
-        if (var >= 50)
-            var -= 50;
+        if (tmIdx >= NUM_TECHNICAL_MACHINES)
+            tmIdx -= NUM_TECHNICAL_MACHINES;
         else
-            var += 8;
-        x = 0x29 - (((0xE00 * var) / 58) >> 8);
-        y = 0x2E + (((0x800 * var) / 58) >> 8);
+            tmIdx += NUM_HIDDEN_MACHINES;
+
+        x = DISC_BASE_X - Q_24_8_TO_INT(Q_24_8(14 * tmIdx) / (NUM_TECHNICAL_MACHINES + NUM_HIDDEN_MACHINES));
+        y = DISC_BASE_Y + Q_24_8_TO_INT(Q_24_8(8 * tmIdx) / (NUM_TECHNICAL_MACHINES + NUM_HIDDEN_MACHINES));
     }
     sprite->x = x;
     sprite->y = y;
 }
 
-static void InitSelectedTMSpriteData(u8 spriteId, u16 itemId)
+#define sItemId  data[0]
+#define sState   data[1]
+
+static void SwapDisc(u8 spriteId, u16 itemId)
 {
-    gSprites[spriteId].data[0] = itemId;
-    gSprites[spriteId].data[1] = 0;
-    gSprites[spriteId].callback = SpriteCB_MoveTMSpriteInCase;
+    gSprites[spriteId].sItemId = itemId;
+    gSprites[spriteId].sState = 0;
+    gSprites[spriteId].callback = SpriteCB_SwapDisc;
 }
 
-static void SpriteCB_MoveTMSpriteInCase(struct Sprite *sprite)
+static void SpriteCB_SwapDisc(struct Sprite *sprite)
 {
-    switch (sprite->data[1])
+    switch (sprite->sState)
     {
     case 0:
-        if (sprite->y2 >= 20)
+        // Lower old disc back into case
+        if (sprite->y2 >= DISC_CASE_DISTANCE)
         {
-            if (sprite->data[0] != ITEM_NONE)
+            // Old disc is hidden, set up new disc
+            if (sprite->sItemId != ITEM_NONE)
             {
-                sprite->data[1]++;
-                TintTMSpriteByType(gBattleMoves[ItemIdToBattleMoveId(sprite->data[0])].type);
-                sprite->data[0] -= ITEM_TM01;
-                SetTMSpriteAnim(sprite, sprite->data[0]);
-                UpdateTMSpritePosition(sprite, sprite->data[0]);
+                sprite->sState++;
+                TintDiscpriteByType(gBattleMoves[ItemIdToBattleMoveId(sprite->sItemId)].type);
+                sprite->sItemId -= ITEM_TM01;
+                SetDiscSpriteAnim(sprite, sprite->sItemId);
+                SetDiscSpritePosition(sprite, sprite->sItemId);
             }
             else
                 sprite->callback = SpriteCallbackDummy;
         }
         else
         {
-            sprite->y2 += 10;
+            sprite->y2 += DISC_Y_MOVE;
         }
         break;
     case 1:
+        // Raise new disc out of case
         if (sprite->y2 <= 0)
             sprite->callback = SpriteCallbackDummy;
         else
-            sprite->y2 -= 10;
+            sprite->y2 -= DISC_Y_MOVE;
     }
 }
 
 // - 1 excludes TYPE_MYSTERY
-#define NUM_TM_COLORS ((NUMBER_OF_MON_TYPES - 1) * 16)
+#define NUM_DISC_COLORS ((NUMBER_OF_MON_TYPES - 1) * 16)
 
-static void LoadTMTypePalettes(void)
+static void LoadDiscTypePalettes(void)
 {
     struct SpritePalette spritePalette;
 
-    sTMSpritePaletteBuffer = Alloc(NUM_TM_COLORS * sizeof(u16));
+    sTMSpritePaletteBuffer = Alloc(NUM_DISC_COLORS * sizeof(u16));
     LZDecompressWram(gTMCaseDiscTypes1_Pal, sTMSpritePaletteBuffer); // Decompress the first 16
     LZDecompressWram(gTMCaseDiscTypes2_Pal, sTMSpritePaletteBuffer + 0x100); // Decompress the rest (Only 17 total, this is just Dragon type)
-    spritePalette.data = sTMSpritePaletteBuffer + NUM_TM_COLORS;
-    spritePalette.tag = TM_CASE_TM_TAG;
+    spritePalette.data = sTMSpritePaletteBuffer + NUM_DISC_COLORS;
+    spritePalette.tag = TAG_DISC;
     LoadSpritePalette(&spritePalette);
 }