Merge branch 'master' into record_mixing

1 files changed, 264 insertions, 287 deletions

diff --git a/src/battle_controller_wally.c b/src/battle_controller_wally.c
index c2addd30c..ad028b719 100644
--- a/src/battle_controller_wally.c
+++ b/src/battle_controller_wally.c
@@ -4,16 +4,17 @@
 #include "battle_message.h"
 #include "battle_interface.h"
 #include "battle_anim.h"
+#include "constants/battle_anim.h"
 #include "battle_link_817C95C.h"
 #include "pokemon.h"
 #include "link.h"
 #include "util.h"
 #include "main.h"
 #include "item.h"
-#include "items.h"
-#include "songs.h"
+#include "constants/items.h"
+#include "constants/songs.h"
 #include "sound.h"
-#include "moves.h"
+#include "constants/moves.h"
 #include "window.h"
 #include "m4a.h"
 #include "palette.h"
@@ -22,42 +23,18 @@
 #include "string_util.h"
 #include "bg.h"
 #include "reshow_battle_screen.h"
-#include "rng.h"
+#include "random.h"
 #include "pokeball.h"
 #include "data2.h"
 #include "party_menu.h"
+#include "battle_setup.h"
+#include "item_use.h"
 
-extern u32 gBattleExecBuffer;
-extern u8 gActiveBank;
-extern u8 gBankSpriteIds[BATTLE_BANKS_COUNT];
-extern u8 gActionSelectionCursor[BATTLE_BANKS_COUNT];
-extern u8 gMoveSelectionCursor[BATTLE_BANKS_COUNT];
-extern u8 gAbsentBankFlags;
-extern u8 gNoOfAllBanks;
-extern bool8 gDoingBattleAnim;
-extern void (*gBattleBankFunc[BATTLE_BANKS_COUNT])(void);
-extern u16 gBattlePartyID[BATTLE_BANKS_COUNT];
-extern u8 gBattleBufferA[BATTLE_BANKS_COUNT][0x200];
-extern u8 gBattleBufferB[BATTLE_BANKS_COUNT][0x200];
-extern u8 gMultiUsePlayerCursor;
-extern struct BattlePokemon gBattleMons[BATTLE_BANKS_COUNT];
-extern struct MusicPlayerInfo gMPlay_BGM;
-extern u16 gPartnerTrainerId;
+extern struct MusicPlayerInfo gMPlayInfo_BGM;
 extern struct SpriteTemplate gUnknown_0202499C;
-extern u8 gBattleMonForms[BATTLE_BANKS_COUNT];
-extern u16 gScriptItemId;
-extern u8 gUnknown_03005D7C[BATTLE_BANKS_COUNT];
-extern u8 gHealthBoxesIds[BATTLE_BANKS_COUNT];
-extern u8 gBattleOutcome;
-extern u8 gNumberOfMovesToChoose;
 extern u16 gBattle_BG0_X;
 extern u16 gBattle_BG0_Y;
 extern s32 gUnknown_0203CD70;
-extern u8 gBankInMenu;
-extern u32 gBattlePalaceMoveSelectionRngValue;
-extern u32 gTransformedPersonalities[BATTLE_BANKS_COUNT];
-extern u8 gUnknown_020244B4[];
-extern u16 gUnknown_020243FC;
 extern struct UnusedControllerStruct gUnknown_02022D0C;
 
 extern const struct CompressedSpritePalette gTrainerBackPicPaletteTable[];
@@ -86,7 +63,7 @@ static void WallyHandleBallThrowAnim(void);
 static void WallyHandlePause(void);
 static void WallyHandleMoveAnimation(void);
 static void WallyHandlePrintString(void);
-static void WallyHandlePrintStringPlayerOnly(void);
+static void WallyHandlePrintSelectionString(void);
 static void WallyHandleChooseAction(void);
 static void WallyHandleUnknownYesNoBox(void);
 static void WallyHandleChooseMove(void);
@@ -112,7 +89,7 @@ static void WallyHandleCmd39(void);
 static void WallyHandleCmd40(void);
 static void WallyHandleHitAnimation(void);
 static void WallyHandleCmd42(void);
-static void WallyHandleEffectivenessSound(void);
+static void WallyHandlePlaySE(void);
 static void WallyHandlePlayFanfareOrBGM(void);
 static void WallyHandleFaintingCry(void);
 static void WallyHandleIntroSlide(void);
@@ -155,7 +132,7 @@ static void (*const sWallyBufferCommands[CONTROLLER_CMDS_COUNT])(void) =
     WallyHandlePause,
     WallyHandleMoveAnimation,
     WallyHandlePrintString,
-    WallyHandlePrintStringPlayerOnly,
+    WallyHandlePrintSelectionString,
     WallyHandleChooseAction,
     WallyHandleUnknownYesNoBox,
     WallyHandleChooseMove,
@@ -181,7 +158,7 @@ static void (*const sWallyBufferCommands[CONTROLLER_CMDS_COUNT])(void) =
     WallyHandleCmd40,
     WallyHandleHitAnimation,
     WallyHandleCmd42,
-    WallyHandleEffectivenessSound,
+    WallyHandlePlaySE,
     WallyHandlePlayFanfareOrBGM,
     WallyHandleFaintingCry,
     WallyHandleIntroSlide,
@@ -203,7 +180,7 @@ static void nullsub_117(void)
 
 void SetControllerToWally(void)
 {
-    gBattleBankFunc[gActiveBank] = WallyBufferRunCommand;
+    gBattlerControllerFuncs[gActiveBattler] = WallyBufferRunCommand;
     gBattleStruct->wallyBattleState = 0;
     gBattleStruct->wallyMovesState = 0;
     gBattleStruct->wallyWaitFrames = 0;
@@ -212,10 +189,10 @@ void SetControllerToWally(void)
 
 static void WallyBufferRunCommand(void)
 {
-    if (gBattleExecBuffer & gBitTable[gActiveBank])
+    if (gBattleControllerExecFlags & gBitTable[gActiveBattler])
     {
-        if (gBattleBufferA[gActiveBank][0] < ARRAY_COUNT(sWallyBufferCommands))
-            sWallyBufferCommands[gBattleBufferA[gActiveBank][0]]();
+        if (gBattleBufferA[gActiveBattler][0] < ARRAY_COUNT(sWallyBufferCommands))
+            sWallyBufferCommands[gBattleBufferA[gActiveBattler][0]]();
         else
             WallyBufferExecCompleted();
     }
@@ -232,7 +209,7 @@ static void WallyHandleActions(void)
         if (--gBattleStruct->wallyWaitFrames == 0)
         {
             PlaySE(SE_SELECT);
-            EmitTwoReturnValues(1, ACTION_USE_MOVE, 0);
+            BtlController_EmitTwoReturnValues(1, B_ACTION_USE_MOVE, 0);
             WallyBufferExecCompleted();
             gBattleStruct->wallyBattleState++;
             gBattleStruct->wallyMovesState = 0;
@@ -243,7 +220,7 @@ static void WallyHandleActions(void)
         if (--gBattleStruct->wallyWaitFrames == 0)
         {
             PlaySE(SE_SELECT);
-            EmitTwoReturnValues(1, ACTION_USE_MOVE, 0);
+            BtlController_EmitTwoReturnValues(1, B_ACTION_USE_MOVE, 0);
             WallyBufferExecCompleted();
             gBattleStruct->wallyBattleState++;
             gBattleStruct->wallyMovesState = 0;
@@ -253,7 +230,7 @@ static void WallyHandleActions(void)
     case 3:
         if (--gBattleStruct->wallyWaitFrames == 0)
         {
-            EmitTwoReturnValues(1, 9, 0);
+            BtlController_EmitTwoReturnValues(1, 9, 0);
             WallyBufferExecCompleted();
             gBattleStruct->wallyBattleState++;
             gBattleStruct->wallyMovesState = 0;
@@ -274,7 +251,7 @@ static void WallyHandleActions(void)
         if (--gBattleStruct->wallyWaitFrames == 0)
         {
             PlaySE(SE_SELECT);
-            EmitTwoReturnValues(1, ACTION_USE_ITEM, 0);
+            BtlController_EmitTwoReturnValues(1, B_ACTION_USE_ITEM, 0);
             WallyBufferExecCompleted();
         }
         break;
@@ -283,7 +260,7 @@ static void WallyHandleActions(void)
 
 static void CompleteOnBankSpriteCallbackDummy(void)
 {
-    if (gSprites[gBankSpriteIds[gActiveBank]].callback == SpriteCallbackDummy)
+    if (gSprites[gBattlerSpriteIds[gActiveBattler]].callback == SpriteCallbackDummy)
         WallyBufferExecCompleted();
 }
 
@@ -303,7 +280,7 @@ static void OpenBagAfterPaletteFade(void)
 {
     if (!gPaletteFade.active)
     {
-        gBattleBankFunc[gActiveBank] = CompleteOnChosenItem;
+        gBattlerControllerFuncs[gActiveBattler] = CompleteOnChosenItem;
         nullsub_35();
         FreeAllWindowBuffers();
         DoWallyTutorialBagMenu();
@@ -314,37 +291,37 @@ static void CompleteOnChosenItem(void)
 {
     if (gMain.callback2 == BattleMainCB2 && !gPaletteFade.active)
     {
-        EmitOneReturnValue(1, gScriptItemId);
+        BtlController_EmitOneReturnValue(1, gSpecialVar_ItemId);
         WallyBufferExecCompleted();
     }
 }
 
 static void sub_816864C(void)
 {
-    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBank].flag_x80 && !gBattleSpritesDataPtr->healthBoxesData[gActiveBank].flag_x8)
-        sub_8172EF0(gActiveBank, &gPlayerParty[gBattlePartyID[gActiveBank]]);
-    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBank ^ BIT_MON].flag_x80 && !gBattleSpritesDataPtr->healthBoxesData[gActiveBank ^ BIT_MON].flag_x8)
-        sub_8172EF0(gActiveBank ^ BIT_MON, &gPlayerParty[gBattlePartyID[gActiveBank ^ BIT_MON]]);
+    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].flag_x80 && !gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].ballAnimActive)
+        sub_8172EF0(gActiveBattler, &gPlayerParty[gBattlerPartyIndexes[gActiveBattler]]);
+    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBattler ^ BIT_FLANK].flag_x80 && !gBattleSpritesDataPtr->healthBoxesData[gActiveBattler ^ BIT_FLANK].ballAnimActive)
+        sub_8172EF0(gActiveBattler ^ BIT_FLANK, &gPlayerParty[gBattlerPartyIndexes[gActiveBattler ^ BIT_FLANK]]);
 
-    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBank].flag_x8
-        && !gBattleSpritesDataPtr->healthBoxesData[gActiveBank ^ BIT_MON].flag_x8
-        && gSprites[gUnknown_03005D7C[gActiveBank]].callback == SpriteCallbackDummy
-        && gSprites[gBankSpriteIds[gActiveBank]].callback == SpriteCallbackDummy)
+    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].ballAnimActive
+        && !gBattleSpritesDataPtr->healthBoxesData[gActiveBattler ^ BIT_FLANK].ballAnimActive
+        && gSprites[gUnknown_03005D7C[gActiveBattler]].callback == SpriteCallbackDummy
+        && gSprites[gBattlerSpriteIds[gActiveBattler]].callback == SpriteCallbackDummy)
     {
         if (IsDoubleBattle() && !(gBattleTypeFlags & BATTLE_TYPE_MULTI))
         {
-            DestroySprite(&gSprites[gUnknown_03005D7C[gActiveBank ^ BIT_MON]]);
-            UpdateHealthboxAttribute(gHealthBoxesIds[gActiveBank ^ BIT_MON], &gPlayerParty[gBattlePartyID[gActiveBank ^ BIT_MON]], HEALTHBOX_ALL);
-            sub_8076918(gActiveBank ^ BIT_MON);
-            SetHealthboxSpriteVisible(gHealthBoxesIds[gActiveBank ^ BIT_MON]);
+            DestroySprite(&gSprites[gUnknown_03005D7C[gActiveBattler ^ BIT_FLANK]]);
+            UpdateHealthboxAttribute(gHealthboxSpriteIds[gActiveBattler ^ BIT_FLANK], &gPlayerParty[gBattlerPartyIndexes[gActiveBattler ^ BIT_FLANK]], HEALTHBOX_ALL);
+            sub_8076918(gActiveBattler ^ BIT_FLANK);
+            SetHealthboxSpriteVisible(gHealthboxSpriteIds[gActiveBattler ^ BIT_FLANK]);
         }
-        DestroySprite(&gSprites[gUnknown_03005D7C[gActiveBank]]);
-        UpdateHealthboxAttribute(gHealthBoxesIds[gActiveBank], &gPlayerParty[gBattlePartyID[gActiveBank]], HEALTHBOX_ALL);
-        sub_8076918(gActiveBank);
-        SetHealthboxSpriteVisible(gHealthBoxesIds[gActiveBank]);
+        DestroySprite(&gSprites[gUnknown_03005D7C[gActiveBattler]]);
+        UpdateHealthboxAttribute(gHealthboxSpriteIds[gActiveBattler], &gPlayerParty[gBattlerPartyIndexes[gActiveBattler]], HEALTHBOX_ALL);
+        sub_8076918(gActiveBattler);
+        SetHealthboxSpriteVisible(gHealthboxSpriteIds[gActiveBattler]);
 
         gBattleSpritesDataPtr->animationData->field_9_x1 = 0;
-        gBattleBankFunc[gActiveBank] = sub_8168818;
+        gBattlerControllerFuncs[gActiveBattler] = sub_8168818;
     }
 
 }
@@ -353,23 +330,23 @@ static void sub_8168818(void)
 {
     bool32 r4 = FALSE;
 
-    if (gSprites[gHealthBoxesIds[gActiveBank]].callback == SpriteCallbackDummy)
+    if (gSprites[gHealthboxSpriteIds[gActiveBattler]].callback == SpriteCallbackDummy)
         r4 = TRUE;
 
-    if (r4 && gBattleSpritesDataPtr->healthBoxesData[gActiveBank].field_1_x1
-        && gBattleSpritesDataPtr->healthBoxesData[gActiveBank ^ BIT_MON].field_1_x1)
+    if (r4 && gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].field_1_x1
+        && gBattleSpritesDataPtr->healthBoxesData[gActiveBattler ^ BIT_FLANK].field_1_x1)
     {
-        gBattleSpritesDataPtr->healthBoxesData[gActiveBank].flag_x80 = 0;
-        gBattleSpritesDataPtr->healthBoxesData[gActiveBank].field_1_x1 = 0;
+        gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].flag_x80 = 0;
+        gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].field_1_x1 = 0;
 
-        gBattleSpritesDataPtr->healthBoxesData[gActiveBank ^ BIT_MON].flag_x80 = 0;
-        gBattleSpritesDataPtr->healthBoxesData[gActiveBank ^ BIT_MON].field_1_x1 = 0;
+        gBattleSpritesDataPtr->healthBoxesData[gActiveBattler ^ BIT_FLANK].flag_x80 = 0;
+        gBattleSpritesDataPtr->healthBoxesData[gActiveBattler ^ BIT_FLANK].field_1_x1 = 0;
 
         FreeSpriteTilesByTag(0x27F9);
         FreeSpritePaletteByTag(0x27F9);
 
         CreateTask(c3_0802FDF4, 10);
-        sub_805E990(&gPlayerParty[gBattlePartyID[gActiveBank]], gActiveBank);
+        HandleLowHpMusicChange(&gPlayerParty[gBattlerPartyIndexes[gActiveBattler]], gActiveBattler);
 
         WallyBufferExecCompleted();
     }
@@ -377,82 +354,82 @@ static void sub_8168818(void)
 
 static void CompleteOnHealthbarDone(void)
 {
-    s16 hpValue = sub_8074AA0(gActiveBank, gHealthBoxesIds[gActiveBank], HEALTH_BAR, 0);
+    s16 hpValue = sub_8074AA0(gActiveBattler, gHealthboxSpriteIds[gActiveBattler], HEALTH_BAR, 0);
 
-    SetHealthboxSpriteVisible(gHealthBoxesIds[gActiveBank]);
+    SetHealthboxSpriteVisible(gHealthboxSpriteIds[gActiveBattler]);
 
     if (hpValue != -1)
     {
-        UpdateHpTextInHealthbox(gHealthBoxesIds[gActiveBank], hpValue, HP_CURRENT);
+        UpdateHpTextInHealthbox(gHealthboxSpriteIds[gActiveBattler], hpValue, HP_CURRENT);
     }
     else
     {
-        sub_805E990(&gPlayerParty[gBattlePartyID[gActiveBank]], gActiveBank);
+        HandleLowHpMusicChange(&gPlayerParty[gBattlerPartyIndexes[gActiveBattler]], gActiveBattler);
         WallyBufferExecCompleted();
     }
 }
 
 static void DoHitAnimBlinkSpriteEffect(void)
 {
-    u8 spriteId = gBankSpriteIds[gActiveBank];
+    u8 spriteId = gBattlerSpriteIds[gActiveBattler];
 
-    if (gSprites[spriteId].data1 == 32)
+    if (gSprites[spriteId].data[1] == 32)
     {
-        gSprites[spriteId].data1 = 0;
+        gSprites[spriteId].data[1] = 0;
         gSprites[spriteId].invisible = 0;
         gDoingBattleAnim = FALSE;
         WallyBufferExecCompleted();
     }
     else
     {
-        if ((gSprites[spriteId].data1 % 4) == 0)
+        if ((gSprites[spriteId].data[1] % 4) == 0)
             gSprites[spriteId].invisible ^= 1;
-        gSprites[spriteId].data1++;
+        gSprites[spriteId].data[1]++;
     }
 }
 
 static void sub_8168A20(void)
 {
-    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBank].specialAnimActive)
+    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].specialAnimActive)
     {
-        FreeSpriteOamMatrix(&gSprites[gBankSpriteIds[gActiveBank]]);
-        DestroySprite(&gSprites[gBankSpriteIds[gActiveBank]]);
-        SetHealthboxSpriteInvisible(gHealthBoxesIds[gActiveBank]);
+        FreeSpriteOamMatrix(&gSprites[gBattlerSpriteIds[gActiveBattler]]);
+        DestroySprite(&gSprites[gBattlerSpriteIds[gActiveBattler]]);
+        SetHealthboxSpriteInvisible(gHealthboxSpriteIds[gActiveBattler]);
         WallyBufferExecCompleted();
     }
 }
 
 static void CompleteOnBankSpriteCallbackDummy2(void)
 {
-    if (gSprites[gBankSpriteIds[gActiveBank]].callback == SpriteCallbackDummy)
+    if (gSprites[gBattlerSpriteIds[gActiveBattler]].callback == SpriteCallbackDummy)
         WallyBufferExecCompleted();
 }
 
 static void CompleteOnFinishedBattleAnimation(void)
 {
-    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBank].animFromTableActive)
+    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].animFromTableActive)
         WallyBufferExecCompleted();
 }
 
 static void WallyBufferExecCompleted(void)
 {
-    gBattleBankFunc[gActiveBank] = WallyBufferRunCommand;
+    gBattlerControllerFuncs[gActiveBattler] = WallyBufferRunCommand;
     if (gBattleTypeFlags & BATTLE_TYPE_LINK)
     {
         u8 playerId = GetMultiplayerId();
 
         PrepareBufferDataTransferLink(2, 4, &playerId);
-        gBattleBufferA[gActiveBank][0] = CONTROLLER_TERMINATOR_NOP;
+        gBattleBufferA[gActiveBattler][0] = CONTROLLER_TERMINATOR_NOP;
     }
     else
     {
-        gBattleExecBuffer &= ~gBitTable[gActiveBank];
+        gBattleControllerExecFlags &= ~gBitTable[gActiveBattler];
     }
 }
 
 static void CompleteOnFinishedStatusAnimation(void)
 {
-    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBank].statusAnimActive)
+    if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].statusAnimActive)
         WallyBufferExecCompleted();
 }
 
@@ -463,13 +440,13 @@ static void WallyHandleGetMonData(void)
     u8 monToCheck;
     s32 i;
 
-    if (gBattleBufferA[gActiveBank][2] == 0)
+    if (gBattleBufferA[gActiveBattler][2] == 0)
     {
-        size += CopyWallyMonData(gBattlePartyID[gActiveBank], monData);
+        size += CopyWallyMonData(gBattlerPartyIndexes[gActiveBattler], monData);
     }
     else
     {
-        monToCheck = gBattleBufferA[gActiveBank][2];
+        monToCheck = gBattleBufferA[gActiveBattler][2];
         for (i = 0; i < 6; i++)
         {
             if (monToCheck & 1)
@@ -477,7 +454,7 @@ static void WallyHandleGetMonData(void)
             monToCheck >>= 1;
         }
     }
-    EmitDataTransfer(1, size, monData);
+    BtlController_EmitDataTransfer(1, size, monData);
     WallyBufferExecCompleted();
 }
 
@@ -491,7 +468,7 @@ static u32 CopyWallyMonData(u8 monId, u8 *dst)
     u32 data32;
     s32 size = 0;
 
-    switch (gBattleBufferA[gActiveBank][1])
+    switch (gBattleBufferA[gActiveBattler][1])
     {
     case REQUEST_ALL_BATTLE:
         battleMon.species = GetMonData(&gPlayerParty[monId], MON_DATA_SPECIES);
@@ -557,7 +534,7 @@ static u32 CopyWallyMonData(u8 monId, u8 *dst)
     case REQUEST_MOVE2_BATTLE:
     case REQUEST_MOVE3_BATTLE:
     case REQUEST_MOVE4_BATTLE:
-        data16 = GetMonData(&gPlayerParty[monId], MON_DATA_MOVE1 + gBattleBufferA[gActiveBank][1] - REQUEST_MOVE1_BATTLE);
+        data16 = GetMonData(&gPlayerParty[monId], MON_DATA_MOVE1 + gBattleBufferA[gActiveBattler][1] - REQUEST_MOVE1_BATTLE);
         dst[0] = data16;
         dst[1] = data16 >> 8;
         size = 2;
@@ -572,7 +549,7 @@ static u32 CopyWallyMonData(u8 monId, u8 *dst)
     case REQUEST_PPMOVE2_BATTLE:
     case REQUEST_PPMOVE3_BATTLE:
     case REQUEST_PPMOVE4_BATTLE:
-        dst[0] = GetMonData(&gPlayerParty[monId], MON_DATA_PP1 + gBattleBufferA[gActiveBank][1] - REQUEST_PPMOVE1_BATTLE);
+        dst[0] = GetMonData(&gPlayerParty[monId], MON_DATA_PP1 + gBattleBufferA[gActiveBattler][1] - REQUEST_PPMOVE1_BATTLE);
         size = 1;
         break;
     case REQUEST_OTID_BATTLE:
@@ -797,13 +774,13 @@ static void WallyHandleSetMonData(void)
     u8 monToCheck;
     u8 i;
 
-    if (gBattleBufferA[gActiveBank][2] == 0)
+    if (gBattleBufferA[gActiveBattler][2] == 0)
     {
-        SetWallyMonData(gBattlePartyID[gActiveBank]);
+        SetWallyMonData(gBattlerPartyIndexes[gActiveBattler]);
     }
     else
     {
-        monToCheck = gBattleBufferA[gActiveBank][2];
+        monToCheck = gBattleBufferA[gActiveBattler][2];
         for (i = 0; i < 6; i++)
         {
             if (monToCheck & 1)
@@ -816,11 +793,11 @@ static void WallyHandleSetMonData(void)
 
 static void SetWallyMonData(u8 monId)
 {
-    struct BattlePokemon *battlePokemon = (struct BattlePokemon *)&gBattleBufferA[gActiveBank][3];
-    struct MovePpInfo *moveData = (struct MovePpInfo *)&gBattleBufferA[gActiveBank][3];
+    struct BattlePokemon *battlePokemon = (struct BattlePokemon *)&gBattleBufferA[gActiveBattler][3];
+    struct MovePpInfo *moveData = (struct MovePpInfo *)&gBattleBufferA[gActiveBattler][3];
     s32 i;
 
-    switch (gBattleBufferA[gActiveBank][1])
+    switch (gBattleBufferA[gActiveBattler][1])
     {
     case REQUEST_ALL_BATTLE:
         {
@@ -861,10 +838,10 @@ static void SetWallyMonData(u8 monId)
         }
         break;
     case REQUEST_SPECIES_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPECIES, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPECIES, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_HELDITEM_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_HELD_ITEM, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_HELD_ITEM, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_MOVES_PP_BATTLE:
         for (i = 0; i < 4; i++)
@@ -878,158 +855,158 @@ static void SetWallyMonData(u8 monId)
     case REQUEST_MOVE2_BATTLE:
     case REQUEST_MOVE3_BATTLE:
     case REQUEST_MOVE4_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_MOVE1 + gBattleBufferA[gActiveBank][1] - REQUEST_MOVE1_BATTLE, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_MOVE1 + gBattleBufferA[gActiveBattler][1] - REQUEST_MOVE1_BATTLE, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_PP_DATA_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_PP1, &gBattleBufferA[gActiveBank][3]);
-        SetMonData(&gPlayerParty[monId], MON_DATA_PP2, &gBattleBufferA[gActiveBank][4]);
-        SetMonData(&gPlayerParty[monId], MON_DATA_PP3, &gBattleBufferA[gActiveBank][5]);
-        SetMonData(&gPlayerParty[monId], MON_DATA_PP4, &gBattleBufferA[gActiveBank][6]);
-        SetMonData(&gPlayerParty[monId], MON_DATA_PP_BONUSES, &gBattleBufferA[gActiveBank][7]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_PP1, &gBattleBufferA[gActiveBattler][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_PP2, &gBattleBufferA[gActiveBattler][4]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_PP3, &gBattleBufferA[gActiveBattler][5]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_PP4, &gBattleBufferA[gActiveBattler][6]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_PP_BONUSES, &gBattleBufferA[gActiveBattler][7]);
         break;
     case REQUEST_PPMOVE1_BATTLE:
     case REQUEST_PPMOVE2_BATTLE:
     case REQUEST_PPMOVE3_BATTLE:
     case REQUEST_PPMOVE4_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_PP1 + gBattleBufferA[gActiveBank][1] - REQUEST_PPMOVE1_BATTLE, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_PP1 + gBattleBufferA[gActiveBattler][1] - REQUEST_PPMOVE1_BATTLE, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_OTID_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_OT_ID, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_OT_ID, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_EXP_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_EXP, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_EXP, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_HP_EV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_HP_EV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_HP_EV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_ATK_EV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_ATK_EV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_ATK_EV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_DEF_EV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_DEF_EV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_DEF_EV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SPEED_EV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPEED_EV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPEED_EV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SPATK_EV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPATK_EV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPATK_EV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SPDEF_EV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPDEF_EV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPDEF_EV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_FRIENDSHIP_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_FRIENDSHIP, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_FRIENDSHIP, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_POKERUS_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_POKERUS, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_POKERUS, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_MET_LOCATION_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_MET_LOCATION, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_MET_LOCATION, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_MET_LEVEL_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_MET_LEVEL, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_MET_LEVEL, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_MET_GAME_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_MET_GAME, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_MET_GAME, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_POKEBALL_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_POKEBALL, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_POKEBALL, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_ALL_IVS_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_HP_IV, &gBattleBufferA[gActiveBank][3]);
-        SetMonData(&gPlayerParty[monId], MON_DATA_ATK_IV, &gBattleBufferA[gActiveBank][4]);
-        SetMonData(&gPlayerParty[monId], MON_DATA_DEF_IV, &gBattleBufferA[gActiveBank][5]);
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPEED_IV, &gBattleBufferA[gActiveBank][6]);
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPATK_IV, &gBattleBufferA[gActiveBank][7]);
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPDEF_IV, &gBattleBufferA[gActiveBank][8]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_HP_IV, &gBattleBufferA[gActiveBattler][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_ATK_IV, &gBattleBufferA[gActiveBattler][4]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_DEF_IV, &gBattleBufferA[gActiveBattler][5]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPEED_IV, &gBattleBufferA[gActiveBattler][6]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPATK_IV, &gBattleBufferA[gActiveBattler][7]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPDEF_IV, &gBattleBufferA[gActiveBattler][8]);
         break;
     case REQUEST_HP_IV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_HP_IV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_HP_IV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_ATK_IV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_ATK_IV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_ATK_IV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_DEF_IV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_DEF_IV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_DEF_IV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SPEED_IV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPEED_IV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPEED_IV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SPATK_IV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPATK_IV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPATK_IV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SPDEF_IV_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPDEF_IV, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPDEF_IV, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_PERSONALITY_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_PERSONALITY, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_PERSONALITY, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_CHECKSUM_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_CHECKSUM, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_CHECKSUM, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_STATUS_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_STATUS, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_STATUS, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_LEVEL_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_LEVEL, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_LEVEL, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_HP_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_HP, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_HP, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_MAX_HP_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_MAX_HP, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_MAX_HP, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_ATK_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_ATK, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_ATK, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_DEF_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_DEF, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_DEF, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SPEED_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPEED, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPEED, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SPATK_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPATK, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPATK, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SPDEF_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SPDEF, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SPDEF, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_COOL_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_COOL, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_COOL, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_BEAUTY_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_BEAUTY, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_BEAUTY, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_CUTE_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_CUTE, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_CUTE, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SMART_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SMART, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SMART, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_TOUGH_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_TOUGH, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_TOUGH, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SHEEN_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SHEEN, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SHEEN, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_COOL_RIBBON_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_COOL_RIBBON, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_COOL_RIBBON, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_BEAUTY_RIBBON_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_BEAUTY_RIBBON, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_BEAUTY_RIBBON, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_CUTE_RIBBON_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_CUTE_RIBBON, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_CUTE_RIBBON, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_SMART_RIBBON_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_SMART_RIBBON, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_SMART_RIBBON, &gBattleBufferA[gActiveBattler][3]);
         break;
     case REQUEST_TOUGH_RIBBON_BATTLE:
-        SetMonData(&gPlayerParty[monId], MON_DATA_TOUGH_RIBBON, &gBattleBufferA[gActiveBank][3]);
+        SetMonData(&gPlayerParty[monId], MON_DATA_TOUGH_RIBBON, &gBattleBufferA[gActiveBattler][3]);
         break;
     }
 
-    sub_805E990(&gPlayerParty[gBattlePartyID[gActiveBank]], gActiveBank);
+    HandleLowHpMusicChange(&gPlayerParty[gBattlerPartyIndexes[gActiveBattler]], gActiveBattler);
 }
 
 static void WallyHandleSetRawMonData(void)
@@ -1049,48 +1026,48 @@ static void WallyHandleSwitchInAnim(void)
 
 static void WallyHandleReturnMonToBall(void)
 {
-    if (gBattleBufferA[gActiveBank][1] == 0)
+    if (gBattleBufferA[gActiveBattler][1] == 0)
     {
-        DoSpecialBattleAnimation(gActiveBank, gActiveBank, gActiveBank, B_ANIM_SWITCH_OUT_PLAYER_MON);
-        gBattleBankFunc[gActiveBank] = sub_8168A20;
+        InitAndLaunchSpecialAnimation(gActiveBattler, gActiveBattler, gActiveBattler, B_ANIM_SWITCH_OUT_PLAYER_MON);
+        gBattlerControllerFuncs[gActiveBattler] = sub_8168A20;
     }
     else
     {
-        FreeSpriteOamMatrix(&gSprites[gBankSpriteIds[gActiveBank]]);
-        DestroySprite(&gSprites[gBankSpriteIds[gActiveBank]]);
-        SetHealthboxSpriteInvisible(gHealthBoxesIds[gActiveBank]);
+        FreeSpriteOamMatrix(&gSprites[gBattlerSpriteIds[gActiveBattler]]);
+        DestroySprite(&gSprites[gBattlerSpriteIds[gActiveBattler]]);
+        SetHealthboxSpriteInvisible(gHealthboxSpriteIds[gActiveBattler]);
         WallyBufferExecCompleted();
     }
 }
 
 static void WallyHandleDrawTrainerPic(void)
 {
-    DecompressTrainerBackPic(BACK_PIC_WALLY, gActiveBank);
-    sub_806A12C(BACK_PIC_WALLY, GetBankIdentity(gActiveBank));
-    gBankSpriteIds[gActiveBank] = CreateSprite(&gUnknown_0202499C,
+    DecompressTrainerBackPic(BACK_PIC_WALLY, gActiveBattler);
+    sub_806A12C(BACK_PIC_WALLY, GetBattlerPosition(gActiveBattler));
+    gBattlerSpriteIds[gActiveBattler] = CreateSprite(&gUnknown_0202499C,
                                                80,
                                                80 + 4 * (8 - gTrainerBackPicCoords[BACK_PIC_WALLY].coords),
                                                30);
-    gSprites[gBankSpriteIds[gActiveBank]].oam.paletteNum = gActiveBank;
-    gSprites[gBankSpriteIds[gActiveBank]].pos2.x = 240;
-    gSprites[gBankSpriteIds[gActiveBank]].data0 = -2;
-    gSprites[gBankSpriteIds[gActiveBank]].callback = sub_805D7AC;
-    gBattleBankFunc[gActiveBank] = CompleteOnBankSpriteCallbackDummy;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].oam.paletteNum = gActiveBattler;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].pos2.x = 240;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].data[0] = -2;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].callback = sub_805D7AC;
+    gBattlerControllerFuncs[gActiveBattler] = CompleteOnBankSpriteCallbackDummy;
 }
 
 static void WallyHandleTrainerSlide(void)
 {
-    DecompressTrainerBackPic(BACK_PIC_WALLY, gActiveBank);
-    sub_806A12C(BACK_PIC_WALLY, GetBankIdentity(gActiveBank));
-    gBankSpriteIds[gActiveBank] = CreateSprite(&gUnknown_0202499C,
+    DecompressTrainerBackPic(BACK_PIC_WALLY, gActiveBattler);
+    sub_806A12C(BACK_PIC_WALLY, GetBattlerPosition(gActiveBattler));
+    gBattlerSpriteIds[gActiveBattler] = CreateSprite(&gUnknown_0202499C,
                                                80,
                                                80 + 4 * (8 - gTrainerBackPicCoords[BACK_PIC_WALLY].coords),
                                                30);
-    gSprites[gBankSpriteIds[gActiveBank]].oam.paletteNum = gActiveBank;
-    gSprites[gBankSpriteIds[gActiveBank]].pos2.x = -96;
-    gSprites[gBankSpriteIds[gActiveBank]].data0 = 2;
-    gSprites[gBankSpriteIds[gActiveBank]].callback = sub_805D7AC;
-    gBattleBankFunc[gActiveBank] = CompleteOnBankSpriteCallbackDummy2;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].oam.paletteNum = gActiveBattler;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].pos2.x = -96;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].data[0] = 2;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].callback = sub_805D7AC;
+    gBattlerControllerFuncs[gActiveBattler] = CompleteOnBankSpriteCallbackDummy2;
 }
 
 static void WallyHandleTrainerSlideBack(void)
@@ -1112,18 +1089,18 @@ static void WallyHandleSuccessBallThrowAnim(void)
 {
     gBattleSpritesDataPtr->animationData->ballThrowCaseId = BALL_3_SHAKES_SUCCESS;
     gDoingBattleAnim = TRUE;
-    DoSpecialBattleAnimation(gActiveBank, gActiveBank, GetBankByIdentity(IDENTITY_OPPONENT_MON1), B_ANIM_SAFARI_BALL_THROW);
-    gBattleBankFunc[gActiveBank] = CompleteOnFinishedAnimation;
+    InitAndLaunchSpecialAnimation(gActiveBattler, gActiveBattler, GetBattlerAtPosition(B_POSITION_OPPONENT_LEFT), B_ANIM_SAFARI_BALL_THROW);
+    gBattlerControllerFuncs[gActiveBattler] = CompleteOnFinishedAnimation;
 }
 
 static void WallyHandleBallThrowAnim(void)
 {
-    u8 ballThrowCaseId = gBattleBufferA[gActiveBank][1];
+    u8 ballThrowCaseId = gBattleBufferA[gActiveBattler][1];
 
     gBattleSpritesDataPtr->animationData->ballThrowCaseId = ballThrowCaseId;
     gDoingBattleAnim = TRUE;
-    DoSpecialBattleAnimation(gActiveBank, gActiveBank, GetBankByIdentity(IDENTITY_OPPONENT_MON1), B_ANIM_SAFARI_BALL_THROW);
-    gBattleBankFunc[gActiveBank] = CompleteOnFinishedAnimation;
+    InitAndLaunchSpecialAnimation(gActiveBattler, gActiveBattler, GetBattlerAtPosition(B_POSITION_OPPONENT_LEFT), B_ANIM_SAFARI_BALL_THROW);
+    gBattlerControllerFuncs[gActiveBattler] = CompleteOnFinishedAnimation;
 }
 
 static void WallyHandlePause(void)
@@ -1133,46 +1110,46 @@ static void WallyHandlePause(void)
 
 static void WallyHandleMoveAnimation(void)
 {
-    u16 move = gBattleBufferA[gActiveBank][1] | (gBattleBufferA[gActiveBank][2] << 8);
+    u16 move = gBattleBufferA[gActiveBattler][1] | (gBattleBufferA[gActiveBattler][2] << 8);
 
-    gAnimMoveTurn = gBattleBufferA[gActiveBank][3];
-    gAnimMovePower = gBattleBufferA[gActiveBank][4] | (gBattleBufferA[gActiveBank][5] << 8);
-    gAnimMoveDmg = gBattleBufferA[gActiveBank][6] | (gBattleBufferA[gActiveBank][7] << 8) | (gBattleBufferA[gActiveBank][8] << 16) | (gBattleBufferA[gActiveBank][9] << 24);
-    gAnimFriendship = gBattleBufferA[gActiveBank][10];
-    gWeatherMoveAnim = gBattleBufferA[gActiveBank][12] | (gBattleBufferA[gActiveBank][13] << 8);
-    gAnimDisableStructPtr = (struct DisableStruct *)&gBattleBufferA[gActiveBank][16];
-    gTransformedPersonalities[gActiveBank] = gAnimDisableStructPtr->transformedMonPersonality;
+    gAnimMoveTurn = gBattleBufferA[gActiveBattler][3];
+    gAnimMovePower = gBattleBufferA[gActiveBattler][4] | (gBattleBufferA[gActiveBattler][5] << 8);
+    gAnimMoveDmg = gBattleBufferA[gActiveBattler][6] | (gBattleBufferA[gActiveBattler][7] << 8) | (gBattleBufferA[gActiveBattler][8] << 16) | (gBattleBufferA[gActiveBattler][9] << 24);
+    gAnimFriendship = gBattleBufferA[gActiveBattler][10];
+    gWeatherMoveAnim = gBattleBufferA[gActiveBattler][12] | (gBattleBufferA[gActiveBattler][13] << 8);
+    gAnimDisableStructPtr = (struct DisableStruct *)&gBattleBufferA[gActiveBattler][16];
+    gTransformedPersonalities[gActiveBattler] = gAnimDisableStructPtr->transformedMonPersonality;
     if (IsMoveWithoutAnimation(move, gAnimMoveTurn)) // always returns FALSE
     {
         WallyBufferExecCompleted();
     }
     else
     {
-        gBattleSpritesDataPtr->healthBoxesData[gActiveBank].animationState = 0;
-        gBattleBankFunc[gActiveBank] = WallyDoMoveAnimation;
+        gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].animationState = 0;
+        gBattlerControllerFuncs[gActiveBattler] = WallyDoMoveAnimation;
     }
 
 }
 
 static void WallyDoMoveAnimation(void)
 {
-    u16 move = gBattleBufferA[gActiveBank][1] | (gBattleBufferA[gActiveBank][2] << 8);
+    u16 move = gBattleBufferA[gActiveBattler][1] | (gBattleBufferA[gActiveBattler][2] << 8);
 
-    switch (gBattleSpritesDataPtr->healthBoxesData[gActiveBank].animationState)
+    switch (gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].animationState)
     {
     case 0:
-        if (gBattleSpritesDataPtr->bankData[gActiveBank].behindSubstitute)
+        if (gBattleSpritesDataPtr->battlerData[gActiveBattler].behindSubstitute)
         {
-            DoSpecialBattleAnimation(gActiveBank, gActiveBank, gActiveBank, B_ANIM_SUBSTITUTE_TO_MON);
+            InitAndLaunchSpecialAnimation(gActiveBattler, gActiveBattler, gActiveBattler, B_ANIM_SUBSTITUTE_TO_MON);
         }
-        gBattleSpritesDataPtr->healthBoxesData[gActiveBank].animationState = 1;
+        gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].animationState = 1;
         break;
     case 1:
-        if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBank].specialAnimActive)
+        if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].specialAnimActive)
         {
             sub_805EB9C(0);
             DoMoveAnim(move);
-            gBattleSpritesDataPtr->healthBoxesData[gActiveBank].animationState = 2;
+            gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].animationState = 2;
         }
         break;
     case 2:
@@ -1180,19 +1157,19 @@ static void WallyDoMoveAnimation(void)
         if (!gAnimScriptActive)
         {
             sub_805EB9C(1);
-            if (gBattleSpritesDataPtr->bankData[gActiveBank].behindSubstitute)
+            if (gBattleSpritesDataPtr->battlerData[gActiveBattler].behindSubstitute)
             {
-                DoSpecialBattleAnimation(gActiveBank, gActiveBank, gActiveBank, B_ANIM_MON_TO_SUBSTITUTE);
+                InitAndLaunchSpecialAnimation(gActiveBattler, gActiveBattler, gActiveBattler, B_ANIM_MON_TO_SUBSTITUTE);
             }
-            gBattleSpritesDataPtr->healthBoxesData[gActiveBank].animationState = 3;
+            gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].animationState = 3;
         }
         break;
     case 3:
-        if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBank].specialAnimActive)
+        if (!gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].specialAnimActive)
         {
-            sub_805E394();
-            TrySetBehindSubstituteSpriteBit(gActiveBank, gBattleBufferA[gActiveBank][1] | (gBattleBufferA[gActiveBank][2] << 8));
-            gBattleSpritesDataPtr->healthBoxesData[gActiveBank].animationState = 0;
+            CopyAllBattleSpritesInvisibilities();
+            TrySetBehindSubstituteSpriteBit(gActiveBattler, gBattleBufferA[gActiveBattler][1] | (gBattleBufferA[gActiveBattler][2] << 8));
+            gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].animationState = 0;
             WallyBufferExecCompleted();
         }
         break;
@@ -1205,15 +1182,15 @@ static void WallyHandlePrintString(void)
 
     gBattle_BG0_X = 0;
     gBattle_BG0_Y = 0;
-    stringId = (u16*)(&gBattleBufferA[gActiveBank][2]);
+    stringId = (u16*)(&gBattleBufferA[gActiveBattler][2]);
     BufferStringBattle(*stringId);
     BattleHandleAddTextPrinter(gDisplayedStringBattle, 0);
-    gBattleBankFunc[gActiveBank] = CompleteOnInactiveTextPrinter;
+    gBattlerControllerFuncs[gActiveBattler] = CompleteOnInactiveTextPrinter;
 }
 
-static void WallyHandlePrintStringPlayerOnly(void)
+static void WallyHandlePrintSelectionString(void)
 {
-    if (GetBankSide(gActiveBank) == SIDE_PLAYER)
+    if (GetBattlerSide(gActiveBattler) == B_SIDE_PLAYER)
         WallyHandlePrintString();
     else
         WallyBufferExecCompleted();
@@ -1225,7 +1202,7 @@ static void HandleChooseActionAfterDma3(void)
     {
         gBattle_BG0_X = 0;
         gBattle_BG0_Y = 160;
-        gBattleBankFunc[gActiveBank] = WallyHandleActions;
+        gBattlerControllerFuncs[gActiveBattler] = WallyHandleActions;
     }
 }
 
@@ -1233,13 +1210,13 @@ static void WallyHandleChooseAction(void)
 {
     s32 i;
 
-    gBattleBankFunc[gActiveBank] = HandleChooseActionAfterDma3;
+    gBattlerControllerFuncs[gActiveBattler] = HandleChooseActionAfterDma3;
     BattleHandleAddTextPrinter(gText_BattleMenu, 2);
 
     for (i = 0; i < 4; i++)
         ActionSelectionDestroyCursorAt(i);
 
-    ActionSelectionCreateCursorAt(gActionSelectionCursor[gActiveBank], 0);
+    ActionSelectionCreateCursorAt(gActionSelectionCursor[gActiveBattler], 0);
     BattleStringExpandPlaceholdersToDisplayedString(gText_WhatWillWallyDo);
     BattleHandleAddTextPrinter(gDisplayedStringBattle, 1);
 }
@@ -1270,7 +1247,7 @@ static void WallyHandleChooseMove(void)
         if (--gBattleStruct->wallyMoveFrames == 0)
         {
             PlaySE(SE_SELECT);
-            EmitTwoReturnValues(1, 10, 0x100);
+            BtlController_EmitTwoReturnValues(1, 10, 0x100);
             WallyBufferExecCompleted();
         }
         break;
@@ -1280,8 +1257,8 @@ static void WallyHandleChooseMove(void)
 static void WallyHandleChooseItem(void)
 {
     BeginNormalPaletteFade(-1, 0, 0, 0x10, 0);
-    gBattleBankFunc[gActiveBank] = OpenBagAfterPaletteFade;
-    gBankInMenu = gActiveBank;
+    gBattlerControllerFuncs[gActiveBattler] = OpenBagAfterPaletteFade;
+    gBattlerInMenuId = gActiveBattler;
 }
 
 static void WallyHandleChoosePokemon(void)
@@ -1299,24 +1276,24 @@ static void WallyHandleHealthBarUpdate(void)
     s16 hpVal;
 
     LoadBattleBarGfx(0);
-    hpVal = gBattleBufferA[gActiveBank][2] | (gBattleBufferA[gActiveBank][3] << 8);
+    hpVal = gBattleBufferA[gActiveBattler][2] | (gBattleBufferA[gActiveBattler][3] << 8);
 
     if (hpVal != INSTANT_HP_BAR_DROP)
     {
-        u32 maxHP = GetMonData(&gPlayerParty[gBattlePartyID[gActiveBank]], MON_DATA_MAX_HP);
-        u32 curHP = GetMonData(&gPlayerParty[gBattlePartyID[gActiveBank]], MON_DATA_HP);
+        u32 maxHP = GetMonData(&gPlayerParty[gBattlerPartyIndexes[gActiveBattler]], MON_DATA_MAX_HP);
+        u32 curHP = GetMonData(&gPlayerParty[gBattlerPartyIndexes[gActiveBattler]], MON_DATA_HP);
 
-        SetBattleBarStruct(gActiveBank, gHealthBoxesIds[gActiveBank], maxHP, curHP, hpVal);
+        SetBattleBarStruct(gActiveBattler, gHealthboxSpriteIds[gActiveBattler], maxHP, curHP, hpVal);
     }
     else
     {
-        u32 maxHP = GetMonData(&gPlayerParty[gBattlePartyID[gActiveBank]], MON_DATA_MAX_HP);
+        u32 maxHP = GetMonData(&gPlayerParty[gBattlerPartyIndexes[gActiveBattler]], MON_DATA_MAX_HP);
 
-        SetBattleBarStruct(gActiveBank, gHealthBoxesIds[gActiveBank], maxHP, 0, hpVal);
-        UpdateHpTextInHealthbox(gHealthBoxesIds[gActiveBank], 0, HP_CURRENT);
+        SetBattleBarStruct(gActiveBattler, gHealthboxSpriteIds[gActiveBattler], maxHP, 0, hpVal);
+        UpdateHpTextInHealthbox(gHealthboxSpriteIds[gActiveBattler], 0, HP_CURRENT);
     }
 
-    gBattleBankFunc[gActiveBank] = CompleteOnHealthbarDone;
+    gBattlerControllerFuncs[gActiveBattler] = CompleteOnHealthbarDone;
 }
 
 static void WallyHandleExpUpdate(void)
@@ -1401,16 +1378,16 @@ static void WallyHandleCmd40(void)
 
 static void WallyHandleHitAnimation(void)
 {
-    if (gSprites[gBankSpriteIds[gActiveBank]].invisible == TRUE)
+    if (gSprites[gBattlerSpriteIds[gActiveBattler]].invisible == TRUE)
     {
         WallyBufferExecCompleted();
     }
     else
     {
         gDoingBattleAnim = TRUE;
-        gSprites[gBankSpriteIds[gActiveBank]].data1 = 0;
-        DoHitAnimHealthboxEffect(gActiveBank);
-        gBattleBankFunc[gActiveBank] = DoHitAnimBlinkSpriteEffect;
+        gSprites[gBattlerSpriteIds[gActiveBattler]].data[1] = 0;
+        DoHitAnimHealthboxEffect(gActiveBattler);
+        gBattlerControllerFuncs[gActiveBattler] = DoHitAnimBlinkSpriteEffect;
     }
 }
 
@@ -1419,22 +1396,22 @@ static void WallyHandleCmd42(void)
     WallyBufferExecCompleted();
 }
 
-static void WallyHandleEffectivenessSound(void)
+static void WallyHandlePlaySE(void)
 {
-    PlaySE(gBattleBufferA[gActiveBank][1] | (gBattleBufferA[gActiveBank][2] << 8));
+    PlaySE(gBattleBufferA[gActiveBattler][1] | (gBattleBufferA[gActiveBattler][2] << 8));
     WallyBufferExecCompleted();
 }
 
 static void WallyHandlePlayFanfareOrBGM(void)
 {
-    if (gBattleBufferA[gActiveBank][3])
+    if (gBattleBufferA[gActiveBattler][3])
     {
-        BattleMusicStop();
-        PlayBGM(gBattleBufferA[gActiveBank][1] | (gBattleBufferA[gActiveBank][2] << 8));
+        BattleStopLowHpSound();
+        PlayBGM(gBattleBufferA[gActiveBattler][1] | (gBattleBufferA[gActiveBattler][2] << 8));
     }
     else
     {
-        PlayFanfare(gBattleBufferA[gActiveBank][1] | (gBattleBufferA[gActiveBank][2] << 8));
+        PlayFanfare(gBattleBufferA[gActiveBattler][1] | (gBattleBufferA[gActiveBattler][2] << 8));
     }
 
     WallyBufferExecCompleted();
@@ -1442,7 +1419,7 @@ static void WallyHandlePlayFanfareOrBGM(void)
 
 static void WallyHandleFaintingCry(void)
 {
-    u16 species = GetMonData(&gPlayerParty[gBattlePartyID[gActiveBank]], MON_DATA_SPECIES);
+    u16 species = GetMonData(&gPlayerParty[gBattlerPartyIndexes[gActiveBattler]], MON_DATA_SPECIES);
 
     PlayCry1(species, 25);
     WallyBufferExecCompleted();
@@ -1450,8 +1427,8 @@ static void WallyHandleFaintingCry(void)
 
 static void WallyHandleIntroSlide(void)
 {
-    HandleIntroSlide(gBattleBufferA[gActiveBank][1]);
-    gUnknown_020243FC |= 1;
+    HandleIntroSlide(gBattleBufferA[gActiveBattler][1]);
+    gIntroSlideFlags |= 1;
     WallyBufferExecCompleted();
 }
 
@@ -1460,56 +1437,56 @@ static void WallyHandleIntroTrainerBallThrow(void)
     u8 paletteNum;
     u8 taskId;
 
-    oamt_add_pos2_onto_pos1(&gSprites[gBankSpriteIds[gActiveBank]]);
+    oamt_add_pos2_onto_pos1(&gSprites[gBattlerSpriteIds[gActiveBattler]]);
 
-    gSprites[gBankSpriteIds[gActiveBank]].data0 = 50;
-    gSprites[gBankSpriteIds[gActiveBank]].data2 = -40;
-    gSprites[gBankSpriteIds[gActiveBank]].data4 = gSprites[gBankSpriteIds[gActiveBank]].pos1.y;
-    gSprites[gBankSpriteIds[gActiveBank]].callback = sub_80A6EEC;
-    gSprites[gBankSpriteIds[gActiveBank]].data5 = gActiveBank;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].data[0] = 50;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].data[2] = -40;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].data[4] = gSprites[gBattlerSpriteIds[gActiveBattler]].pos1.y;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].callback = sub_80A6EEC;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].data[5] = gActiveBattler;
 
-    StoreSpriteCallbackInData6(&gSprites[gBankSpriteIds[gActiveBank]], sub_805CC00);
-    StartSpriteAnim(&gSprites[gBankSpriteIds[gActiveBank]], 1);
+    StoreSpriteCallbackInData6(&gSprites[gBattlerSpriteIds[gActiveBattler]], sub_805CC00);
+    StartSpriteAnim(&gSprites[gBattlerSpriteIds[gActiveBattler]], 1);
 
     paletteNum = AllocSpritePalette(0xD6F8);
     LoadCompressedPalette(gTrainerBackPicPaletteTable[BACK_PIC_WALLY].data, 0x100 + paletteNum * 16, 32);
-    gSprites[gBankSpriteIds[gActiveBank]].oam.paletteNum = paletteNum;
+    gSprites[gBattlerSpriteIds[gActiveBattler]].oam.paletteNum = paletteNum;
 
     taskId = CreateTask(sub_816AC04, 5);
-    gTasks[taskId].data[0] = gActiveBank;
+    gTasks[taskId].data[0] = gActiveBattler;
 
-    if (gBattleSpritesDataPtr->healthBoxesData[gActiveBank].flag_x1)
-        gTasks[gUnknown_020244B4[gActiveBank]].func = sub_8073C30;
+    if (gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].flag_x1)
+        gTasks[gBattlerStatusSummaryTaskId[gActiveBattler]].func = sub_8073C30;
 
     gBattleSpritesDataPtr->animationData->field_9_x1 = 1;
-    gBattleBankFunc[gActiveBank] = nullsub_21;
+    gBattlerControllerFuncs[gActiveBattler] = nullsub_21;
 }
 
 static void sub_816AA80(u8 bank)
 {
     u16 species;
 
-    gBattleSpritesDataPtr->bankData[bank].transformSpecies = 0;
-    gBattlePartyID[bank] = gBattleBufferA[bank][1];
-    species = GetMonData(&gPlayerParty[gBattlePartyID[bank]], MON_DATA_SPECIES);
+    gBattleSpritesDataPtr->battlerData[bank].transformSpecies = 0;
+    gBattlerPartyIndexes[bank] = gBattleBufferA[bank][1];
+    species = GetMonData(&gPlayerParty[gBattlerPartyIndexes[bank]], MON_DATA_SPECIES);
     gUnknown_03005D7C[bank] = CreateInvisibleSpriteWithCallback(sub_805D714);
-    sub_806A068(species, GetBankIdentity(bank));
-    gBankSpriteIds[bank] = CreateSprite(&gUnknown_0202499C,
-                                        sub_80A5C6C(bank, 2),
-                                        sub_80A6138(bank),
+    sub_806A068(species, GetBattlerPosition(bank));
+    gBattlerSpriteIds[bank] = CreateSprite(&gUnknown_0202499C,
+                                        GetBattlerSpriteCoord(bank, 2),
+                                        GetBattlerSpriteDefault_Y(bank),
                                         sub_80A82E4(bank));
 
-    gSprites[gUnknown_03005D7C[bank]].data1 = gBankSpriteIds[bank];
-    gSprites[gUnknown_03005D7C[bank]].data2 = bank;
+    gSprites[gUnknown_03005D7C[bank]].data[1] = gBattlerSpriteIds[bank];
+    gSprites[gUnknown_03005D7C[bank]].data[2] = bank;
 
-    gSprites[gBankSpriteIds[bank]].data0 = bank;
-    gSprites[gBankSpriteIds[bank]].data2 = species;
-    gSprites[gBankSpriteIds[bank]].oam.paletteNum = bank;
+    gSprites[gBattlerSpriteIds[bank]].data[0] = bank;
+    gSprites[gBattlerSpriteIds[bank]].data[2] = species;
+    gSprites[gBattlerSpriteIds[bank]].oam.paletteNum = bank;
 
-    StartSpriteAnim(&gSprites[gBankSpriteIds[bank]], gBattleMonForms[bank]);
-    gSprites[gBankSpriteIds[bank]].invisible = TRUE;
-    gSprites[gBankSpriteIds[bank]].callback = SpriteCallbackDummy;
-    gSprites[gUnknown_03005D7C[bank]].data0 = sub_80753E8(0, 0xFF);
+    StartSpriteAnim(&gSprites[gBattlerSpriteIds[bank]], gBattleMonForms[bank]);
+    gSprites[gBattlerSpriteIds[bank]].invisible = TRUE;
+    gSprites[gBattlerSpriteIds[bank]].callback = SpriteCallbackDummy;
+    gSprites[gUnknown_03005D7C[bank]].data[0] = DoPokeballSendOutAnimation(0, POKEBALL_PLAYER_SENDOUT);
 }
 
 static void sub_816AC04(u8 taskId)
@@ -1520,27 +1497,27 @@ static void sub_816AC04(u8 taskId)
     }
     else
     {
-        u8 savedActiveBank = gActiveBank;
+        u8 savedActiveBank = gActiveBattler;
 
-        gActiveBank = gTasks[taskId].data[0];
-        gBattleBufferA[gActiveBank][1] = gBattlePartyID[gActiveBank];
-        sub_816AA80(gActiveBank);
-        gBattleBankFunc[gActiveBank] = sub_816864C;
-        gActiveBank = savedActiveBank;
+        gActiveBattler = gTasks[taskId].data[0];
+        gBattleBufferA[gActiveBattler][1] = gBattlerPartyIndexes[gActiveBattler];
+        sub_816AA80(gActiveBattler);
+        gBattlerControllerFuncs[gActiveBattler] = sub_816864C;
+        gActiveBattler = savedActiveBank;
         DestroyTask(taskId);
     }
 }
 
 static void WallyHandleDrawPartyStatusSummary(void)
 {
-    if (gBattleBufferA[gActiveBank][1] != 0 && GetBankSide(gActiveBank) == SIDE_PLAYER)
+    if (gBattleBufferA[gActiveBattler][1] != 0 && GetBattlerSide(gActiveBattler) == B_SIDE_PLAYER)
     {
         WallyBufferExecCompleted();
     }
     else
     {
-        gBattleSpritesDataPtr->healthBoxesData[gActiveBank].flag_x1 = 1;
-        gUnknown_020244B4[gActiveBank] = CreatePartyStatusSummarySprites(gActiveBank, (struct HpAndStatus *)&gBattleBufferA[gActiveBank][4], gBattleBufferA[gActiveBank][1], gBattleBufferA[gActiveBank][2]);
+        gBattleSpritesDataPtr->healthBoxesData[gActiveBattler].flag_x1 = 1;
+        gBattlerStatusSummaryTaskId[gActiveBattler] = CreatePartyStatusSummarySprites(gActiveBattler, (struct HpAndStatus *)&gBattleBufferA[gActiveBattler][4], gBattleBufferA[gActiveBattler][1], gBattleBufferA[gActiveBattler][2]);
         WallyBufferExecCompleted();
     }
 }
@@ -1562,13 +1539,13 @@ static void WallyHandleSpriteInvisibility(void)
 
 static void WallyHandleBattleAnimation(void)
 {
-    u8 animationId = gBattleBufferA[gActiveBank][1];
-    u16 argument = gBattleBufferA[gActiveBank][2] | (gBattleBufferA[gActiveBank][3] << 8);
+    u8 animationId = gBattleBufferA[gActiveBattler][1];
+    u16 argument = gBattleBufferA[gActiveBattler][2] | (gBattleBufferA[gActiveBattler][3] << 8);
 
-    if (DoBattleAnimationFromTable(gActiveBank, gActiveBank, gActiveBank, animationId, argument))
+    if (TryHandleLaunchBattleTableAnimation(gActiveBattler, gActiveBattler, gActiveBattler, animationId, argument))
         WallyBufferExecCompleted();
     else
-        gBattleBankFunc[gActiveBank] = CompleteOnFinishedBattleAnimation;
+        gBattlerControllerFuncs[gActiveBattler] = CompleteOnFinishedBattleAnimation;
 }
 
 static void WallyHandleLinkStandbyMsg(void)
@@ -1583,13 +1560,13 @@ static void WallyHandleResetActionMoveSelection(void)
 
 static void WallyHandleCmd55(void)
 {
-    gBattleOutcome = gBattleBufferA[gActiveBank][1];
+    gBattleOutcome = gBattleBufferA[gActiveBattler][1];
     FadeOutMapMusic(5);
     BeginFastPaletteFade(3);
     WallyBufferExecCompleted();
 
     if (!(gBattleTypeFlags & BATTLE_TYPE_WILD) && gBattleTypeFlags & BATTLE_TYPE_LINK)
-        gBattleBankFunc[gActiveBank] = sub_80587B0;
+        gBattlerControllerFuncs[gActiveBattler] = sub_80587B0;
 }
 
 static void nullsub_118(void)