Finish frontier util

asm/battle_frontier_1.s

@@ -2163,7 +2163,7 @@ sub_8196D74: @ 8196D74
 	ldr r0, =gSaveBlock2Ptr
 	ldr r0, [r0]
 	adds r0, 0xA
-	bl ReadUnalignedWord
+	bl GetTrainerId
 	adds r6, r0, 0
 	ldr r0, =0x0000ffff
 	ands r6, r0

asm/battle_frontier_2.s

@@ -3664,7 +3664,7 @@ _081A7108:
 	b _081A70D6
 _081A710E:
 	movs r0, 0x5
-	bl sub_81A5030
+	bl SetFrontierBrainEventObjGfx
 _081A7114:
 	movs r7, 0x1C
 	movs r4, 0
@@ -6227,7 +6227,7 @@ sub_81A8590: @ 81A8590
 	lsls r0, 16
 	lsrs r4, r0, 16
 	movs r0, 0x5
-	bl sub_81A3B30
+	bl GetPlayerSymbolCountForFacility
 	lsls r0, 24
 	lsrs r2, r0, 24
 	cmp r2, 0

asm/party_menu.s

@@ -15615,7 +15615,7 @@ _081B8618:
 	bl GetMonData
 	lsls r0, 16
 	lsrs r4, r0, 16
-	ldr r3, =gUnknown_08611C9A
+	ldr r3, =gFrontierBannedSpecies
 	lsls r1, r6, 1
 	adds r0, r1, r3
 	ldrh r0, [r0]

asm/rom_8011DC0.s

@@ -11490,7 +11490,7 @@ _0801B628:
 	ldr r1, [r0]
 	adds r1, 0xA
 	adds r0, r4, 0
-	bl CopyUnalignedWord
+	bl CopyTrainerId
 	mov r2, r8
 	ldr r1, [r2]
 	adds r0, r6, 0