diff --git a/include/battle_controllers.h b/include/battle_controllers.h
index b39db340c..1acd317ac 100644
--- a/include/battle_controllers.h
+++ b/include/battle_controllers.h
@@ -108,8 +108,8 @@ enum {
 
 struct UnusedControllerStruct
 {
-    u8 field_0 : 7;
-    u8 flag_x80 : 1;
+    u8 unk:7;
+    u8 flag:1;
 };
 
 struct HpAndStatus
diff --git a/src/battle_controller_link_opponent.c b/src/battle_controller_link_opponent.c
index 3c570ad57..741202552 100644
--- a/src/battle_controller_link_opponent.c
+++ b/src/battle_controller_link_opponent.c
@@ -1450,25 +1450,25 @@ static void LinkOpponentHandleOneReturnValue_Duplicate(void)
 
 static void LinkOpponentHandleCmd37(void)
 {
-    gUnusedControllerStruct.field_0 = 0;
+    gUnusedControllerStruct.unk = 0;
     LinkOpponentBufferExecCompleted();
 }
 
 static void LinkOpponentHandleCmd38(void)
 {
-    gUnusedControllerStruct.field_0 = gBattleBufferA[gActiveBattler][1];
+    gUnusedControllerStruct.unk = gBattleBufferA[gActiveBattler][1];
     LinkOpponentBufferExecCompleted();
 }
 
 static void LinkOpponentHandleCmd39(void)
 {
-    gUnusedControllerStruct.flag_x80 = 0;
+    gUnusedControllerStruct.flag = 0;
     LinkOpponentBufferExecCompleted();
 }
 
 static void LinkOpponentHandleCmd40(void)
 {
-    gUnusedControllerStruct.flag_x80 ^= 1;
+    gUnusedControllerStruct.flag ^= 1;
     LinkOpponentBufferExecCompleted();
 }
 
diff --git a/src/battle_controller_link_partner.c b/src/battle_controller_link_partner.c
index f00a4fc75..3387395de 100644
--- a/src/battle_controller_link_partner.c
+++ b/src/battle_controller_link_partner.c
@@ -1362,25 +1362,25 @@ static void LinkPartnerHandleOneReturnValue_Duplicate(void)
 
 static void LinkPartnerHandleCmd37(void)
 {
-    gUnusedControllerStruct.field_0 = 0;
+    gUnusedControllerStruct.unk = 0;
     LinkPartnerBufferExecCompleted();
 }
 
 static void LinkPartnerHandleCmd38(void)
 {
-    gUnusedControllerStruct.field_0 = gBattleBufferA[gActiveBattler][1];
+    gUnusedControllerStruct.unk = gBattleBufferA[gActiveBattler][1];
     LinkPartnerBufferExecCompleted();
 }
 
 static void LinkPartnerHandleCmd39(void)
 {
-    gUnusedControllerStruct.flag_x80 = 0;
+    gUnusedControllerStruct.flag = 0;
     LinkPartnerBufferExecCompleted();
 }
 
 static void LinkPartnerHandleCmd40(void)
 {
-    gUnusedControllerStruct.flag_x80 ^= 1;
+    gUnusedControllerStruct.flag ^= 1;
     LinkPartnerBufferExecCompleted();
 }
 
diff --git a/src/battle_controller_opponent.c b/src/battle_controller_opponent.c
index 6913dfbc2..ed88ed9e2 100644
--- a/src/battle_controller_opponent.c
+++ b/src/battle_controller_opponent.c
@@ -1548,25 +1548,25 @@ static void OpponentHandleOneReturnValue_Duplicate(void)
 
 static void OpponentHandleCmd37(void)
 {
-    gUnusedControllerStruct.field_0 = 0;
+    gUnusedControllerStruct.unk = 0;
     OpponentBufferExecCompleted();
 }
 
 static void OpponentHandleCmd38(void)
 {
-    gUnusedControllerStruct.field_0 = gBattleBufferA[gActiveBattler][1];
+    gUnusedControllerStruct.unk = gBattleBufferA[gActiveBattler][1];
     OpponentBufferExecCompleted();
 }
 
 static void OpponentHandleCmd39(void)
 {
-    gUnusedControllerStruct.flag_x80 = 0;
+    gUnusedControllerStruct.flag = 0;
     OpponentBufferExecCompleted();
 }
 
 static void OpponentHandleCmd40(void)
 {
-    gUnusedControllerStruct.flag_x80 ^= 1;
+    gUnusedControllerStruct.flag ^= 1;
     OpponentBufferExecCompleted();
 }
 
diff --git a/src/battle_controller_player.c b/src/battle_controller_player.c
index 394e72093..8b4914261 100644
--- a/src/battle_controller_player.c
+++ b/src/battle_controller_player.c
@@ -2626,25 +2626,25 @@ static void PlayerHandleOneReturnValue_Duplicate(void)
 
 static void PlayerHandleCmd37(void)
 {
-    gUnusedControllerStruct.field_0 = 0;
+    gUnusedControllerStruct.unk = 0;
     PlayerBufferExecCompleted();
 }
 
 static void PlayerHandleCmd38(void)
 {
-    gUnusedControllerStruct.field_0 = gBattleBufferA[gActiveBattler][1];
+    gUnusedControllerStruct.unk = gBattleBufferA[gActiveBattler][1];
     PlayerBufferExecCompleted();
 }
 
 static void PlayerHandleCmd39(void)
 {
-    gUnusedControllerStruct.flag_x80 = 0;
+    gUnusedControllerStruct.flag = 0;
     PlayerBufferExecCompleted();
 }
 
 static void PlayerHandleCmd40(void)
 {
-    gUnusedControllerStruct.flag_x80 ^= 1;
+    gUnusedControllerStruct.flag ^= 1;
     PlayerBufferExecCompleted();
 }