15 files changed, 35 insertions, 105 deletions
diff --git a/engine/battle/core.asm b/engine/battle/core.asm
index 075bc179..93ccdef5 100755
--- a/engine/battle/core.asm
+++ b/engine/battle/core.asm
@@ -187,9 +187,7 @@ SlidePlayerAndEnemySilhouettesOnScreen: ; 3c04c (f:404c)
 	ld b, $1
 	call GoPAL_SET
 	call HideSprites
-	ld hl, PrintBeginningBattleText
-	ld b, BANK(PrintBeginningBattleText)
-	jp Bankswitch
+	jpab PrintBeginningBattleText
 
 ; when a battle is starting, silhouettes of the player's pic and the enemy's pic are slid onto the screen
 ; the lower of the player's pic (his body) is part of the background, but his head is a sprite
@@ -359,9 +357,7 @@ EnemyRan: ; 3c202 (f:4202)
 	call PlaySoundWaitForCurrent
 	xor a
 	ld [H_WHOSETURN], a
-	ld hl, AnimationSlideEnemyMonOut
-	ld b, BANK(AnimationSlideEnemyMonOut)
-	jp Bankswitch
+	jpab AnimationSlideEnemyMonOut
 
 WildRanText: ; 3c229 (f:4229)
 	TX_FAR _WildRanText
@@ -938,9 +934,7 @@ FaintEnemyPokemon: ; 0x3c567
 	jr nz, .gainExpFlagsLoop
 	ld a, b
 	ld [wPartyGainExpFlags], a
-	ld hl, GainExperience
-	ld b, BANK(GainExperience)
-	jp Bankswitch
+	jpab GainExperience
 
 EnemyMonFaintedText: ; 0x3c63e
 	TX_FAR _EnemyMonFaintedText
@@ -6462,14 +6456,10 @@ LoadPlayerBackPic: ; 3ec92 (f:6c92)
 ; does nothing since no stats are ever selected (barring glitches)
 DoubleOrHalveSelectedStats: ; 3ed02 (f:6d02)
 	callab DoubleSelectedStats
-	ld hl, HalveSelectedStats
-	ld b, BANK(HalveSelectedStats)
-	jp Bankswitch
+	jpab HalveSelectedStats
 
 ScrollTrainerPicAfterBattle: ; 3ed12 (f:6d12)
-	ld hl, _ScrollTrainerPicAfterBattle
-	ld b, BANK(_ScrollTrainerPicAfterBattle)
-	jp Bankswitch
+	jpab _ScrollTrainerPicAfterBattle
 
 ApplyBurnAndParalysisPenaltiesToPlayer: ; 3ed1a (f:6d1a)
 	ld a, $1
@@ -7372,9 +7362,7 @@ BadlyPoisonedText: ; 3f2e4 (f:72e4)
 	db "@"
 
 DrainHPEffect: ; 3f2e9 (f:72e9)
-	ld hl, DrainHPEffect_
-	ld b, BANK(DrainHPEffect_)
-	jp Bankswitch
+	jpab DrainHPEffect_
 
 ExplodeEffect: ; 3f2f1 (f:72f1)
 	ld hl, wBattleMonHP
@@ -8209,9 +8197,7 @@ FlinchSideEffect: ; 3f85b (f:785b)
 	ret
 
 OneHitKOEffect: ; 3f884 (f:7884)
-	ld hl, OneHitKOEffect_
-	ld b, BANK(OneHitKOEffect_)
-	jp Bankswitch
+	jpab OneHitKOEffect_
 
 ChargeEffect: ; 3f88c (f:788c)
 	ld hl, W_PLAYERBATTSTATUS1
@@ -8321,19 +8307,13 @@ TrappingEffect: ; 3f917 (f:7917)
 	ret
 
 MistEffect: ; 3f941 (f:7941)
-	ld hl, MistEffect_
-	ld b, BANK(MistEffect_)
-	jp Bankswitch
+	jpab MistEffect_
 
 FocusEnergyEffect: ; 3f949 (f:7949)
-	ld hl, FocusEnergyEffect_
-	ld b, BANK(FocusEnergyEffect_)
-	jp Bankswitch
+	jpab FocusEnergyEffect_
 
 RecoilEffect: ; 3f951 (f:7951)
-	ld hl, RecoilEffect_
-	ld b, BANK(RecoilEffect_)
-	jp Bankswitch
+	jpab RecoilEffect_
 
 ConfusionSideEffect: ; 3f959 (f:7959)
 	call BattleRandom
@@ -8387,14 +8367,10 @@ ConfusionEffectFailed: ; 3f9a6 (f:79a6)
 	jp ConditionalPrintButItFailed
 
 ParalyzeEffect: ; 3f9b1 (f:79b1)
-	ld hl, ParalyzeEffect_
-	ld b, BANK(ParalyzeEffect_)
-	jp Bankswitch
+	jpab ParalyzeEffect_
 
 SubstituteEffect: ; 3f9b9 (f:79b9)
-	ld hl, SubstituteEffect_
-	ld b, BANK(SubstituteEffect_)
-	jp Bankswitch
+	jpab SubstituteEffect_
 
 HyperBeamEffect: ; 3f9c1 (f:79c1)
 	ld hl, W_PLAYERBATTSTATUS2
@@ -8505,9 +8481,7 @@ MimicLearnedMoveText: ; 3fa77 (f:7a77)
 	db "@"
 
 LeechSeedEffect: ; 3fa7c (f:7a7c)
-	ld hl, LeechSeedEffect_
-	ld b, BANK(LeechSeedEffect_)
-	jp Bankswitch
+	jpab LeechSeedEffect_
 
 SplashEffect: ; 3fa84 (f:7a84)
 	call PlayCurrentMoveAnimation
@@ -8601,34 +8575,22 @@ MoveWasDisabledText: ; 3fb09 (f:7b09)
 	db "@"
 
 PayDayEffect: ; 3fb0e (f:7b0e)
-	ld hl, PayDayEffect_
-	ld b, BANK(PayDayEffect_)
-	jp Bankswitch
+	jpab PayDayEffect_
 
 ConversionEffect: ; 3fb16 (f:7b16)
-	ld hl, ConversionEffect_
-	ld b, BANK(ConversionEffect_)
-	jp Bankswitch
+	jpab ConversionEffect_
 
 HazeEffect: ; 3fb1e (f:7b1e)
-	ld hl, HazeEffect_
-	ld b, BANK(HazeEffect_)
-	jp Bankswitch
+	jpab HazeEffect_
 
 HealEffect: ; 3fb26 (f:7b26)
-	ld hl, HealEffect_
-	ld b, BANK(HealEffect_)
-	jp Bankswitch
+	jpab HealEffect_
 
 TransformEffect: ; 3fb2e (f:7b2e)
-	ld hl, TransformEffect_
-	ld b, BANK(TransformEffect_)
-	jp Bankswitch
+	jpab TransformEffect_
 
 ReflectLightScreenEffect: ; 3fb36 (f:7b36)
-	ld hl, ReflectLightScreenEffect_
-	ld b, BANK(ReflectLightScreenEffect_)
-	jp Bankswitch
+	jpab ReflectLightScreenEffect_
 
 NothingHappenedText: ; 3fb3e (f:7b3e)
 	TX_FAR _NothingHappenedText
diff --git a/engine/battle/init_battle_variables.asm b/engine/battle/init_battle_variables.asm
index f10e9f5e..d5ee7816 100644
--- a/engine/battle/init_battle_variables.asm
+++ b/engine/battle/init_battle_variables.asm
@@ -35,6 +35,4 @@ InitBattleVariables: ; 525af (14:65af)
 	ld a, $2 ; safari battle
 	ld [W_BATTLETYPE], a
 .notSafariBattle
-	ld hl, PlayBattleMusic
-	ld b, BANK(PlayBattleMusic)
-	jp Bankswitch
+	jpab PlayBattleMusic
diff --git a/engine/battle/moveEffects/focus_energy_effect.asm b/engine/battle/moveEffects/focus_energy_effect.asm
index 20a0c07e..b8a783e4 100644
--- a/engine/battle/moveEffects/focus_energy_effect.asm
+++ b/engine/battle/moveEffects/focus_energy_effect.asm
@@ -14,9 +14,7 @@ FocusEnergyEffect_: ; 27f86 (9:7f86)
 .alreadyUsing
 	ld c, 50
 	call DelayFrames
-	ld hl, PrintButItFailedText_
-	ld b, BANK(PrintButItFailedText_)
-	jp Bankswitch
+	jpab PrintButItFailedText_
 
 GettingPumpedText: ; 27fb3 (9:7fb3)
 	db $0a
diff --git a/engine/battle/moveEffects/mist_effect.asm b/engine/battle/moveEffects/mist_effect.asm
index 8394eec1..1f8e40b0 100644
--- a/engine/battle/moveEffects/mist_effect.asm
+++ b/engine/battle/moveEffects/mist_effect.asm
@@ -12,9 +12,7 @@ MistEffect_: ; 33f2b (c:7f2b)
 	ld hl, ShroudedInMistText
 	jp PrintText
 .mistAlreadyInUse
-	ld hl, PrintButItFailedText_
-	ld b, BANK(PrintButItFailedText_)
-	jp Bankswitch
+	jpab PrintButItFailedText_
 
 ShroudedInMistText: ; 33f52 (c:7f52)
 	TX_FAR _ShroudedInMistText
diff --git a/engine/battle/moveEffects/paralyze_effect.asm b/engine/battle/moveEffects/paralyze_effect.asm
index b88e6479..658b0c50 100644
--- a/engine/battle/moveEffects/paralyze_effect.asm
+++ b/engine/battle/moveEffects/paralyze_effect.asm
@@ -36,18 +36,12 @@ ParalyzeEffect_: ; 52601 (14:6601)
 	ld c, 30
 	call DelayFrames
 	callab PlayCurrentMoveAnimation
-	ld hl, PrintMayNotAttackText
-	ld b, BANK(PrintMayNotAttackText)
-	jp Bankswitch
+	jpab PrintMayNotAttackText
 .didntAffect
 	ld c, 50
 	call DelayFrames
-	ld hl, PrintDidntAffectText
-	ld b, BANK(PrintDidntAffectText)
-	jp Bankswitch
+	jpab PrintDidntAffectText
 .doesntAffect
 	ld c, 50
 	call DelayFrames
-	ld hl, PrintDoesntAffectText
-	ld b, BANK(PrintDoesntAffectText)
-	jp Bankswitch
+	jpab PrintDoesntAffectText
diff --git a/engine/battle/moveEffects/substitute_effect.asm b/engine/battle/moveEffects/substitute_effect.asm
index 444c755b..c72fffbe 100644
--- a/engine/battle/moveEffects/substitute_effect.asm
+++ b/engine/battle/moveEffects/substitute_effect.asm
@@ -55,9 +55,7 @@ SubstituteEffect_: ; 17dad (5:7dad)
 	call Bankswitch ; jump to routine depending on animation setting
 	ld hl, SubstituteText
 	call PrintText
-	ld hl, DrawHUDsAndHPBars
-	ld b, BANK(DrawHUDsAndHPBars)
-	jp Bankswitch
+	jpab DrawHUDsAndHPBars
 .alreadyHasSubstitute
 	ld hl, HasSubstituteText
 	jr .printText
diff --git a/engine/hidden_object_functions3.asm b/engine/hidden_object_functions3.asm
index 8502cea8..80251b94 100755
--- a/engine/hidden_object_functions3.asm
+++ b/engine/hidden_object_functions3.asm
@@ -34,9 +34,7 @@ PrintBookshelfText: ; fb50 (3:7b50)
 .noMatch
 	ld a, $ff
 	ld [$ffdb], a
-	ld b, BANK(PrintCardKeyText)
-	ld hl, PrintCardKeyText
-	jp Bankswitch
+	jpba PrintCardKeyText
 
 ; format: db tileset id, bookshelf tile id, text id
 BookshelfTileIDs: ; fb8b (3:7b8b)
diff --git a/engine/in_game_trades.asm b/engine/in_game_trades.asm
index 6f1167d0..fffaedcf 100755
--- a/engine/in_game_trades.asm
+++ b/engine/in_game_trades.asm
@@ -159,9 +159,7 @@ InGameTrade_RestoreScreen: ; 71ca2 (1c:5ca2)
 	call LoadGBPal
 	ld c, 10
 	call DelayFrames
-	ld b, BANK(LoadWildData)
-	ld hl, LoadWildData
-	jp Bankswitch
+	jpba LoadWildData
 
 InGameTrade_PrepareTradeData: ; 71cc1 (1c:5cc1)
 	ld hl, wTradedPlayerMonSpecies
diff --git a/engine/items/items.asm b/engine/items/items.asm
index 704e6034..f9f76278 100755
--- a/engine/items/items.asm
+++ b/engine/items/items.asm
@@ -499,9 +499,7 @@ ItemUseTownMap: ; d968 (3:5968)
 	ld a,[W_ISINBATTLE]
 	and a
 	jp nz,ItemUseNotTime
-	ld b, BANK(DisplayTownMap)
-	ld hl, DisplayTownMap
-	jp Bankswitch ; display Town Map
+	jpba DisplayTownMap
 
 ItemUseBicycle: ; d977 (3:5977)
 	ld a,[W_ISINBATTLE]
diff --git a/engine/menu/league_pc.asm b/engine/menu/league_pc.asm
index 06a7894c..1f5cf8e0 100755
--- a/engine/menu/league_pc.asm
+++ b/engine/menu/league_pc.asm
@@ -110,9 +110,7 @@ LeaguePCShowMon: ; 76610 (1d:6610)
 	ld de, wHoFTeamNo
 	ld bc, $0103
 	call PrintNumber
-	ld b, BANK(HoFDisplayMonInfo)
-	ld hl, HoFDisplayMonInfo
-	jp Bankswitch
+	jpba HoFDisplayMonInfo
 
 HallOfFameNoText: ; 76670 (1d:6670)
 	db "HALL OF FAME No   @"
diff --git a/engine/menu/naming_screen.asm b/engine/menu/naming_screen.asm
index 9a608491..6037329e 100755
--- a/engine/menu/naming_screen.asm
+++ b/engine/menu/naming_screen.asm
@@ -172,9 +172,7 @@ DisplayNamingScreen: ; 6596 (1:6596)
 	ld a, [W_ISINBATTLE]
 	and a
 	jp z, LoadTextBoxTilePatterns
-	ld hl, LoadHudTilePatterns
-	ld b, BANK(LoadHudTilePatterns)
-	jp Bankswitch
+	jpab LoadHudTilePatterns
 
 .namingScreenButtonFunctions
 	dw .dPadReturnPoint
diff --git a/engine/overworld/cable_club_npc.asm b/engine/overworld/cable_club_npc.asm
index b9e3102a..2a9b19fe 100755
--- a/engine/overworld/cable_club_npc.asm
+++ b/engine/overworld/cable_club_npc.asm
@@ -111,9 +111,7 @@ Func_72a8: ; 72a8 (1:72a8)
 	xor a
 	ld [hld], a
 	ld [hl], a
-	ld hl, LinkMenu
-	ld b, BANK(LinkMenu)
-	jp Bankswitch
+	jpab LinkMenu
 
 CableClubNPCAreaReservedFor2FriendsLinkedByCableText: ; 72b3 (1:72b3)
 	TX_FAR _CableClubNPCAreaReservedFor2FriendsLinkedByCableText
diff --git a/engine/overworld/saffron_guards.asm b/engine/overworld/saffron_guards.asm
index 8e584a2d..c0d6a985 100755
--- a/engine/overworld/saffron_guards.asm
+++ b/engine/overworld/saffron_guards.asm
@@ -10,9 +10,7 @@ RemoveGuardDrink: ; 5a59f (16:659f)
 	call IsItemInBag
 	pop hl
 	jr z, .drinkLoop
-	ld b, BANK(RemoveItemByID)
-	ld hl, RemoveItemByID
-	jp Bankswitch
+	jpba RemoveItemByID
 
 GuardDrinksList: ; 5a5b7 (16:65b7)
 	db FRESH_WATER, SODA_POP, LEMONADE, $00
diff --git a/engine/titlescreen.asm b/engine/titlescreen.asm
index 729e16bb..84c0cdf7 100755
--- a/engine/titlescreen.asm
+++ b/engine/titlescreen.asm
@@ -262,9 +262,7 @@ ENDC
 	jp MainMenu
 
 .doClearSaveDialogue
-	ld b, BANK(DoClearSaveDialogue)
-	ld hl, DoClearSaveDialogue
-	jp Bankswitch
+	jpba DoClearSaveDialogue
 
 TitleScreenPickNewMon: ; 4496 (1:4496)
 	ld a, vBGMap0 / $100
diff --git a/engine/trade.asm b/engine/trade.asm
index 68baaa16..ba8de4ff 100755
--- a/engine/trade.asm
+++ b/engine/trade.asm
@@ -199,9 +199,7 @@ LoadTradingGFXAndMonNames: ; 411a1 (10:51a1)
 Trade_LoadMonPartySpriteGfx: ; 4120b (10:520b)
 	ld a, %11010000
 	ld [rOBP1], a
-	ld b, BANK(LoadMonPartySpriteGfx)
-	ld hl, LoadMonPartySpriteGfx
-	jp Bankswitch
+	jpba LoadMonPartySpriteGfx
 
 Trade_SwapNames: ; 41217 (10:5217)
 	ld hl, wPlayerName