Split battle/ into data/ and engine/ components

1 files changed, 0 insertions, 2957 deletions

diff --git a/battle/bg_effects.asm b/battle/bg_effects.asm
deleted file mode 100644
index 7799c2cf7..000000000
--- a/battle/bg_effects.asm
+++ /dev/null
@@ -1,2957 +0,0 @@
-	const_def
-	const BGSQUARE_SIX
-	const BGSQUARE_FOUR
-	const BGSQUARE_TWO
-	const BGSQUARE_SEVEN
-	const BGSQUARE_FIVE
-	const BGSQUARE_THREE
-
-; BG effects for use in battle animations.
-
-ExecuteBGEffects: ; c8000 (32:4000)
-	ld hl, ActiveBGEffects
-	ld e, 5
-.loop
-	ld a, [hl]
-	and a
-	jr z, .next
-	ld c, l
-	ld b, h
-	push hl
-	push de
-	call DoBattleBGEffectFunction
-	pop de
-	pop hl
-.next
-	ld bc, 4
-	add hl, bc
-	dec e
-	jr nz, .loop
-	ret
-
-QueueBGEffect: ; c801a (32:401a)
-	ld hl, ActiveBGEffects
-	ld e, 5
-.loop
-	ld a, [hl]
-	and a
-	jr z, .load
-	ld bc, 4
-	add hl, bc
-	dec e
-	jr nz, .loop
-	scf
-	ret
-
-.load
-	ld c, l
-	ld b, h
-	ld hl, BG_EFFECT_STRUCT_FUNCTION
-	add hl, bc
-	ld a, [wBattleAnimTemp0]
-	ld [hli], a
-	ld a, [wBattleAnimTemp1]
-	ld [hli], a
-	ld a, [wBattleAnimTemp2]
-	ld [hli], a
-	ld a, [wBattleAnimTemp3]
-	ld [hl], a
-	ret
-
-EndBattleBGEffect: ; c8043 (32:4043)
-	ld hl, BG_EFFECT_STRUCT_FUNCTION
-	add hl, bc
-	ld [hl], 0
-	ret
-
-DoBattleBGEffectFunction: ; c804a (32:404a)
-	ld hl, BG_EFFECT_STRUCT_FUNCTION
-	add hl, bc
-	ld e, [hl]
-	ld d, 0
-	ld hl, BattleBGEffects
-	add hl, de
-	add hl, de
-	ld a, [hli]
-	ld h, [hl]
-	ld l, a
-	jp hl
-
-BattleBGEffects: ; c805a (32:405a)
-	dw BattleBGEffect_End
-	dw BattleBGEffect_FlashInverted
-	dw BattleBGEffect_FlashWhite
-	dw BattleBGEffect_WhiteHues
-	dw BattleBGEffect_BlackHues
-	dw BattleBGEffect_AlternateHues
-	dw BattleBGEffect_06
-	dw BattleBGEffect_07
-	dw BattleBGEffect_08
-	dw BattleBGEffect_HideMon
-	dw BattleBGEffect_ShowMon
-	dw BattleBGEffect_EnterMon
-	dw BattleBGEffect_ReturnMon
-	dw BattleBGEffect_Surf
-	dw BattleBGEffect_Whirlpool
-	dw BattleBGEffect_Teleport
-	dw BattleBGEffect_NightShade
-	dw BattleBGEffect_FeetFollow
-	dw BattleBGEffect_HeadFollow
-	dw BattleBGEffect_DoubleTeam
-	dw BattleBGEffect_AcidArmor
-	dw BattleBGEffect_RapidFlash
-	dw BattleBGEffect_16
-	dw BattleBGEffect_17
-	dw BattleBGEffect_18
-	dw BattleBGEffect_19
-	dw BattleBGEffect_1a
-	dw BattleBGEffect_1b
-	dw BattleBGEffect_1c
-	dw BattleBGEffect_1d
-	dw BattleBGEffect_1e
-	dw BattleBGEffect_1f
-	dw BattleBGEffect_20
-	dw BattleBGEffect_Withdraw
-	dw BattleBGEffect_BounceDown
-	dw BattleBGEffect_Dig
-	dw BattleBGEffect_Tackle
-	dw BattleBGEffect_25
-	dw BattleBGEffect_26
-	dw BattleBGEffect_27
-	dw BattleBGEffect_28
-	dw BattleBGEffect_Psychic
-	dw BattleBGEffect_2a
-	dw BattleBGEffect_2b
-	dw BattleBGEffect_2c
-	dw BattleBGEffect_2d
-	dw BattleBGEffect_2e
-	dw BattleBGEffect_2f
-	dw BattleBGEffect_30
-	dw BattleBGEffect_31
-	dw BattleBGEffect_32
-	dw BattleBGEffect_VibrateMon
-	dw BattleBGEffect_WobbleMon
-	dw BattleBGEffect_35
-
-
-BattleBGEffect_End: ; c80c6 (32:40c6)
-	call EndBattleBGEffect
-	ret
-
-BatttleBGEffects_GetNamedJumptablePointer: ; c80ca (32:40ca)
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld l, [hl]
-	ld h, 0
-	add hl, hl
-	add hl, de
-	ld a, [hli]
-	ld h, [hl]
-	ld l, a
-	ret
-
-BattleBGEffects_AnonJumptable: ; c80d7 (32:40d7)
-	pop de
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld l, [hl]
-	ld h, 0
-	add hl, hl
-	add hl, de
-	ld a, [hli]
-	ld h, [hl]
-	ld l, a
-	jp hl
-
-BattleBGEffects_IncrementJumptable: ; c80e5 (32:40e5)
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	inc [hl]
-	ret
-
-BattleBGEffect_FlashInverted: ; c80eb (32:40eb)
-	ld de, .inverted
-	jp BattleBGEffect_FlashContinue
-
-.inverted
-	db %11100100 ; 3210
-	db %00011011 ; 0123
-; c80f3
-
-BattleBGEffect_FlashWhite: ; c80f3 (32:40f3)
-	ld de, .white
-	jp BattleBGEffect_FlashContinue
-
-.white
-	db %11100100 ; 3210
-	db %00000000 ; 0000
-; c80fb
-
-BattleBGEffect_FlashContinue: ; c80fb (32:40fb)
-; current timer, flash duration, number of flashes
-	ld a, $1
-	ld [wBattleAnimTemp0], a
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr z, .init
-	dec [hl]
-	ret
-
-.init
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld [hl], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr nz, .apply_pal
-	call EndBattleBGEffect
-	ret
-
-.apply_pal
-	dec a
-	ld [hl], a
-	and 1
-	ld l, a
-	ld h, 0
-	add hl, de
-	ld a, [hl]
-	ld [wBGP], a
-	ret
-
-BattleBGEffect_WhiteHues: ; c812d (32:412d)
-	ld de, .Pals
-	call BattleBGEffect_GetNthDMGPal
-	jr c, .quit
-	ld [wBGP], a
-	ret
-
-.quit
-	call EndBattleBGEffect
-	ret
-
-.Pals:
-	db %11100100
-	db %11100000
-	db %11010000
-	db -1
-; c8141
-
-BattleBGEffect_BlackHues: ; c8141 (32:4141)
-	ld de, .Pals
-	call BattleBGEffect_GetNthDMGPal
-	jr c, .quit
-	ld [wBGP], a
-	ret
-
-.quit
-	call EndBattleBGEffect
-	ret
-
-.Pals:
-	db %11100100
-	db %11110100
-	db %11111000
-	db -1
-; c8155
-
-BattleBGEffect_AlternateHues: ; c8155 (32:4155)
-	ld de, .Pals
-	call BattleBGEffect_GetNthDMGPal
-	jr c, .quit
-	ld [wBGP], a
-	ld [wOBP1], a
-	ret
-
-.quit
-	call EndBattleBGEffect
-	ret
-
-.Pals:
-	db %11100100
-	db %11111000
-	db %11111100
-	db %11111000
-	db %11100100
-	db %10010000
-	db %01000000
-	db %10010000
-	db -2
-; c8171
-
-BattleBGEffect_06: ; c8171 (32:4171)
-	call BattleBGEffects_CheckSGB
-	jr nz, .sgb
-	ld de, .PalsCGB
-	jr .okay
-
-.sgb
-	ld de, .PalsSGB
-.okay
-	call BattleBGEffect_GetNthDMGPal
-	ld [wOBP0], a
-	ret
-
-.PalsCGB:
-	db %11100100
-	db %10010000
-	db -2
-
-.PalsSGB:
-	db %11110000
-	db %11000000
-	db -2
-; c818b
-
-BattleBGEffect_07: ; c818b (32:418b)
-	call BattleBGEffects_CheckSGB
-	jr nz, .sgb
-	ld de, .PalsCGB
-	jr .okay
-
-.sgb
-	ld de, .PalsSGB
-.okay
-	call BattleBGEffect_GetNthDMGPal
-	ld [wOBP0], a
-	ret
-
-.PalsCGB:
-	db %11100100
-	db %11011000
-	db -2
-
-.PalsSGB:
-	db %11110000
-	db %11001100
-	db -2
-; c81a5
-
-BattleBGEffect_08: ; c81a5 (32:41a5)
-	ld de, .Pals
-	call BattleBGEffect_GetNthDMGPal
-	ld [wBGP], a
-	ret
-
-.Pals:
-	db %00011011
-	db %01100011
-	db %10000111
-	db -2
-; c81b3
-
-BattleBGEffect_HideMon: ; c81b3 (32:41b3)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw BattleBGEffects_IncrementJumptable
-	dw BattleBGEffects_IncrementJumptable
-	dw BattleBGEffects_IncrementJumptable
-	dw .four
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	push bc
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_side
-	hlcoord 12, 0
-	lb bc, 7, 7
-	jr .got_pointer
-
-.player_side
-	hlcoord 2, 6
-	lb bc, 6, 6
-.got_pointer
-	call ClearBox
-	pop bc
-	xor a
-	ld [hBGMapThird], a
-	ld a, $1
-	ld [hBGMapMode], a
-	ret
-
-.four
-	xor a
-	ld [hBGMapMode], a
-	call EndBattleBGEffect
-	ret
-
-BattleBGEffect_ShowMon: ; c81ea (32:41ea)
-	call BGEffect_CheckFlyDigStatus
-	jr z, .not_flying
-	call EndBattleBGEffect
-	ret
-
-.not_flying
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_side
-	ld de, .EnemyData
-	jr .got_pointer
-
-.player_side
-	ld de, .PlayerData
-.got_pointer
-	ld a, e
-	ld [wBattleAnimTemp1], a
-	ld a, d
-	ld [wBattleAnimTemp2], a
-	call BattleBGEffect_RunPicResizeScript
-	ret
-
-.PlayerData:
-	db  0, $31, 0
-	db -1
-.EnemyData:
-	db  3, $00, 3
-	db -1
-; c8214
-
-BattleBGEffect_FeetFollow: ; c8214 (32:4214)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw BattleBGEffects_IncrementJumptable
-	dw BattleBGEffects_IncrementJumptable
-	dw BattleBGEffects_IncrementJumptable
-	dw .five
-
-
-.zero
-	call BGEffect_CheckFlyDigStatus
-	jr z, .not_flying_digging
-	ld hl, wNumActiveBattleAnims
-	inc [hl]
-	call EndBattleBGEffect
-	ret
-
-.not_flying_digging
-	call BattleBGEffects_IncrementJumptable
-	push bc
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn
-	ld a, ANIM_OBJ_PLAYERFEETFOLLOW
-	ld [wBattleAnimTemp0], a
-	ld a, 16 * 8 + 4
-	jr .okay
-
-.player_turn
-	ld a, ANIM_OBJ_ENEMYFEETFOLLOW
-	ld [wBattleAnimTemp0], a
-	ld a, 6 * 8
-.okay
-	ld [wBattleAnimTemp1], a
-	ld a, 8 * 8
-	ld [wBattleAnimTemp2], a
-	xor a
-	ld [wBattleAnimTemp3], a
-	call _QueueBattleAnimation
-	pop bc
-	ret
-
-.one
-	call BattleBGEffects_IncrementJumptable
-	push bc
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn_2
-	hlcoord 12, 6
-	lb bc, 1, 7
-	jr .okay2
-
-.player_turn_2
-	hlcoord 2, 6
-	lb bc, 1, 6
-.okay2
-	call ClearBox
-	ld a, $1
-	ld [hBGMapMode], a
-	pop bc
-	ret
-
-.five
-	xor a
-	ld [hBGMapMode], a
-	call EndBattleBGEffect
-	ret
-
-BattleBGEffect_HeadFollow: ; c8281 (32:4281)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw BattleBGEffects_IncrementJumptable
-	dw BattleBGEffects_IncrementJumptable
-	dw BattleBGEffects_IncrementJumptable
-	dw .five
-
-
-.zero
-	call BGEffect_CheckFlyDigStatus
-	jr z, .not_flying_digging
-	ld hl, wNumActiveBattleAnims
-	inc [hl]
-	call EndBattleBGEffect
-	ret
-
-.not_flying_digging
-	call BattleBGEffects_IncrementJumptable
-	push bc
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn
-	ld a, ANIM_OBJ_BA
-	ld [wBattleAnimTemp0], a
-	ld a, 16 * 8 + 4
-	jr .okay
-
-.player_turn
-	ld a, ANIM_OBJ_BB
-	ld [wBattleAnimTemp0], a
-	ld a, 6 * 8
-.okay
-	ld [wBattleAnimTemp1], a
-	ld a, 8 * 8
-	ld [wBattleAnimTemp2], a
-	xor a
-	ld [wBattleAnimTemp3], a
-	call _QueueBattleAnimation
-	pop bc
-	ret
-
-.one
-	call BattleBGEffects_IncrementJumptable
-	push bc
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn_2
-	hlcoord 12, 5
-	lb bc, 2, 7
-	jr .okay2
-
-.player_turn_2
-	hlcoord 2, 6
-	lb bc, 2, 6
-.okay2
-	call ClearBox
-	ld a, $1
-	ld [hBGMapMode], a
-	pop bc
-	ret
-
-.five
-	xor a
-	ld [hBGMapMode], a
-	call EndBattleBGEffect
-	ret
-
-_QueueBattleAnimation: ; c82ee (32:42ee)
-	callfar QueueBattleAnimation
-	ret
-
-BattleBGEffect_27: ; c82f5 (32:42f5)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw BattleBGEffects_IncrementJumptable
-	dw BattleBGEffects_IncrementJumptable
-	dw .four
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BGEffect_CheckBattleTurn
-	ld [hl], a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr z, .user
-	ld a, $9
-	jr .okay
-
-.user
-	ld a, $8
-.okay
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], a
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr z, .user_2
-	hlcoord 0, 6
-	lb de, 8, 6
-.row1
-	push de
-	push hl
-.col1
-	inc hl
-	ld a, [hld]
-	ld [hli], a
-	dec d
-	jr nz, .col1
-	pop hl
-	ld de, SCREEN_WIDTH
-	add hl, de
-	pop de
-	dec e
-	jr nz, .row1
-	jr .okay2
-
-.user_2
-	hlcoord 19, 0
-	lb de, 8, 7
-.row2
-	push de
-	push hl
-.col2
-	dec hl
-	ld a, [hli]
-	ld [hld], a
-	dec d
-	jr nz, .col2
-	pop hl
-	ld de, SCREEN_WIDTH
-	add hl, de
-	pop de
-	dec e
-	jr nz, .row2
-.okay2
-	xor a
-	ld [hBGMapThird], a
-	ld a, $1
-	ld [hBGMapMode], a
-	call BattleBGEffects_IncrementJumptable
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	dec [hl]
-	ret
-
-.four
-	xor a
-	ld [hBGMapMode], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr z, .done
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld [hl], $1
-	ret
-
-.done
-	call EndBattleBGEffect
-	ret
-
-BattleBGEffect_EnterMon: ; c837b (32:437b)
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn
-	ld de, .EnemyData
-	jr .okay
-
-.player_turn
-	ld de, .PlayerData
-.okay
-	ld a, e
-	ld [wBattleAnimTemp1], a
-	ld a, d
-	ld [wBattleAnimTemp2], a
-	call BattleBGEffect_RunPicResizeScript
-	ret
-
-.PlayerData:
-	db  2, $31, 2
-	db  1, $31, 1
-	db  0, $31, 0
-	db -1
-.EnemyData:
-	db  5, $00, 5
-	db  4, $00, 4
-	db  3, $00, 3
-	db -1
-; c83a8
-
-BattleBGEffect_ReturnMon: ; c83a8 (32:43a8)
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn
-	ld de, .EnemyData
-	jr .okay
-
-.player_turn
-	ld de, .PlayerData
-.okay
-	ld a, e
-	ld [wBattleAnimTemp1], a
-	ld a, d
-	ld [wBattleAnimTemp2], a
-	call BattleBGEffect_RunPicResizeScript
-	ret
-
-.PlayerData:
-	db  0, $31, 0
-	db -2, $66, 0
-	db  1, $31, 1
-	db -2, $44, 1
-	db  2, $31, 2
-	db -2, $22, 2
-	db -3, $00, 0
-	db -1
-.EnemyData:
-	db  3, $00, 3
-	db -2, $77, 3
-	db  4, $00, 4
-	db -2, $55, 4
-	db  5, $00, 5
-	db -2, $33, 5
-	db -3, $00, 0
-	db -1
-; c83ed
-
-BattleBGEffect_RunPicResizeScript: ; c83ed (32:43ed)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw BattleBGEffects_IncrementJumptable
-	dw BattleBGEffects_IncrementJumptable
-	dw .restart
-	dw .end
-
-
-.zero
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld e, [hl]
-	ld d, $0
-	inc [hl]
-	ld a, [wBattleAnimTemp1]
-	ld l, a
-	ld a, [wBattleAnimTemp2]
-	ld h, a
-	add hl, de
-	add hl, de
-	add hl, de
-	ld a, [hl]
-	cp -1
-	jr z, .end
-	cp -2
-	jr z, .clear
-	cp -3
-	jr z, .skip
-	call .PlaceGraphic
-.skip
-	call BattleBGEffects_IncrementJumptable
-	ld a, $1
-	ld [hBGMapMode], a
-	ret
-
-.clear
-	call .ClearBox
-	jr .zero
-
-.restart
-	xor a
-	ld [hBGMapMode], a
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld [hl], $0
-	ret
-
-.end
-	xor a
-	ld [hBGMapMode], a
-	call EndBattleBGEffect
-	ret
-
-.ClearBox:
-; get dims
-	push bc
-	inc hl
-	ld a, [hli]
-	ld b, a
-	and $f
-	ld c, a
-	ld a, b
-	swap a
-	and $f
-	ld b, a
-; get coords
-	ld e, [hl]
-	ld d, 0
-	ld hl, .Coords
-	add hl, de
-	add hl, de
-	ld a, [hli]
-	ld h, [hl]
-	ld l, a
-	call ClearBox
-	pop bc
-	ret
-
-.PlaceGraphic:
-; get dims
-	push bc
-	push hl
-	ld e, [hl]
-	ld d, 0
-	ld hl, .BGSquares
-	add hl, de
-	add hl, de
-	add hl, de
-	ld a, [hli]
-	ld b, a
-	and $f
-	ld c, a
-	ld a, b
-	swap a
-	and $f
-	ld b, a
-; store pointer
-	ld e, [hl]
-	inc hl
-	ld d, [hl]
-; get byte
-	pop hl
-	inc hl
-	ld a, [hli]
-	ld [wBattleAnimTemp0], a
-; get coord
-	push de
-	ld e, [hl]
-	ld d, 0
-	ld hl, .Coords
-	add hl, de
-	add hl, de
-	ld a, [hli]
-	ld h, [hl]
-	ld l, a
-	pop de
-; fill box
-.row
-	push bc
-	push hl
-	ld a, [wBattleAnimTemp0]
-	ld b, a
-.col
-	ld a, [de]
-	add b
-	ld [hli], a
-	inc de
-	dec c
-	jr nz, .col
-	pop hl
-	ld bc, SCREEN_WIDTH
-	add hl, bc
-	pop bc
-	dec b
-	jr nz, .row
-	pop bc
-	ret
-
-.Coords:
-	dwcoord  2,  6
-	dwcoord  3,  8
-	dwcoord  4, 10
-	dwcoord 12,  0
-	dwcoord 13,  2
-	dwcoord 14,  4
-
-.BGSquares:
-bgsquare: MACRO
-	dn \1, \2
-	dw \3
-endm
-
-	bgsquare 6, 6, .SixBySix
-	bgsquare 4, 4, .FourByFour
-	bgsquare 2, 2, .TwoByTwo
-	bgsquare 7, 7, .SevenBySeven
-	bgsquare 5, 5, .FiveByFive
-	bgsquare 3, 3, .ThreeByThree
-
-.SixBySix:
-	db $00, $06, $0c, $12, $18, $1e
-	db $01, $07, $0d, $13, $19, $1f
-	db $02, $08, $0e, $14, $1a, $20
-	db $03, $09, $0f, $15, $1b, $21
-	db $04, $0a, $10, $16, $1c, $22
-	db $05, $0b, $11, $17, $1d, $23
-
-.FourByFour:
-	db $00, $0c, $12, $1e
-	db $02, $0e, $14, $20
-	db $03, $0f, $15, $21
-	db $05, $11, $17, $23
-
-.TwoByTwo:
-	db $00, $1e
-	db $05, $23
-
-.SevenBySeven:
-	db $00, $07, $0e, $15, $1c, $23, $2a
-	db $01, $08, $0f, $16, $1d, $24, $2b
-	db $02, $09, $10, $17, $1e, $25, $2c
-	db $03, $0a, $11, $18, $1f, $26, $2d
-	db $04, $0b, $12, $19, $20, $27, $2e
-	db $05, $0c, $13, $1a, $21, $28, $2f
-	db $06, $0d, $14, $1b, $22, $29, $30
-
-.FiveByFive:
-	db $00, $07, $15, $23, $2a
-	db $01, $08, $16, $24, $2b
-	db $03, $0a, $18, $26, $2d
-	db $05, $0c, $1a, $28, $2f
-	db $06, $0d, $1b, $29, $30
-
-.ThreeByThree:
-	db $00, $15, $2a
-	db $03, $18, $2d
-	db $06, $1b, $30
-; c8545
-
-BattleBGEffect_Surf: ; c8545 (32:4545)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	lb de, 2, 2
-	call InitSurfWaves
-
-.one
-	ld a, [hLCDCPointer]
-	and a
-	ret z
-	push bc
-	call .RotatewSurfWaveBGEffect
-	pop bc
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-.RotatewSurfWaveBGEffect:
-	ld hl, wSurfWaveBGEffect
-	ld de, wSurfWaveBGEffect + 1
-	ld c, wSurfWaveBGEffectEnd - wSurfWaveBGEffect - 1
-	ld a, [hl]
-	push af
-.loop
-	ld a, [de]
-	inc de
-	ld [hli], a
-	dec c
-	jr nz, .loop
-	pop af
-	ld [hl], a
-	ld de, LYOverridesBackup
-	ld hl, wSurfWaveBGEffect
-	ld bc, $0
-.loop2
-	ld a, [hLYOverrideStart]
-	cp e
-	jr nc, .load_zero
-	push hl
-	add hl, bc
-	ld a, [hl]
-	pop hl
-	jr .okay
-
-.load_zero
-	xor a
-.okay
-	ld [de], a
-	ld a, c
-	inc a
-	and $3f
-	ld c, a
-	inc de
-	ld a, e
-	cp $5f
-	jr c, .loop2
-	ret
-
-BattleBGEffect_Whirlpool: ; c8599 (32:4599)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCY - $ff00
-	ld [hLCDCPointer], a
-	xor a
-	ld [hLYOverrideStart], a
-	ld a, $5e
-	ld [hLYOverrideEnd], a
-	lb de, 2, 2
-	call Functionc8f2e
-	ret
-
-.one
-	call BattleBGEffect_WavyScreenFX
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_30: ; c85c2 (32:45c2)
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCY - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	call EndBattleBGEffect
-	ret
-
-BattleBGEffect_31: ; c85ce (32:45ce)
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	ld e, a
-	add $4
-	ld [hl], a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	and $f0
-	swap a
-	xor $ff
-	add $4
-	ld d, a
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld a, [hl]
-	ld [wBattleAnimTemp0], a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	cp $20
-	jr nc, .done
-	inc [hl]
-	inc [hl]
-	call Functionc8f9a
-	ret
-
-.done
-	call BattleBGEffects_ClearLYOverrides
-	call EndBattleBGEffect
-	ret
-
-BattleBGEffect_32: ; c8603 (32:4603)
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_Psychic: ; c8607 (32:4607)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	ld [hLCDCPointer], a
-	xor a
-	ld [hLYOverrideStart], a
-	ld a, $5f
-	ld [hLYOverrideEnd], a
-	lb de, 6, 5
-	call Functionc8f2e
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	inc [hl]
-	and $3
-	ret nz
-	call BattleBGEffect_WavyScreenFX
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_Teleport: ; c863f (32:463f)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	lb de, 6, 5
-	call Functionc8f2e
-	ret
-
-.one
-	call BattleBGEffect_WavyScreenFX
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_NightShade: ; c8662 (32:4662)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCY - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld e, [hl]
-	ld d, 2
-	call Functionc8f2e
-	ret
-
-.one
-	call BattleBGEffect_WavyScreenFX
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_DoubleTeam: ; c8689 (32:4689)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-	dw .three
-	dw .four
-	dw .five
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld [hl], $0
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	cp $10
-	jr nc, .next
-	inc [hl]
-	call .UpdateLYOverrides
-	ret
-
-.three
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	cp $ff
-	jr z, .next
-	dec [hl]
-	call .UpdateLYOverrides
-	ret
-
-.next
-	call BattleBGEffects_IncrementJumptable
-	ret
-
-.two
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	ld d, $2
-	call BattleBGEffects_Sine
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	add [hl]
-	call .UpdateLYOverrides
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	add $4
-	ld [hl], a
-
-.four
-	ret
-
-.UpdateLYOverrides:
-	ld e, a
-	xor $ff
-	inc a
-	ld d, a
-	ld h, HIGH(LYOverridesBackup)
-	ld a, [hLYOverrideStart]
-	ld l, a
-	ld a, [hLYOverrideEnd]
-	sub l
-	srl a
-	push af
-.loop
-	ld [hl], e
-	inc hl
-	ld [hl], d
-	inc hl
-	dec a
-	jr nz, .loop
-	pop af
-	ret nc
-	ld [hl], e
-	ret
-
-.five
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_AcidArmor: ; c8709 (32:4709)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCY - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld e, [hl]
-	ld d, 2
-	call Functionc8f2e
-	ld h, HIGH(LYOverridesBackup)
-	ld a, [hLYOverrideEnd]
-	ld l, a
-	ld [hl], $0
-	dec l
-	ld [hl], $0
-	ret
-
-.one
-	ld a, [hLYOverrideEnd]
-	ld l, a
-	ld h, HIGH(LYOverridesBackup)
-	ld e, l
-	ld d, h
-	dec de
-.loop
-	ld a, [de]
-	dec de
-	ld [hld], a
-	ld a, [hLYOverrideStart]
-	cp l
-	jr nz, .loop
-	ld [hl], $90
-	ld a, [hLYOverrideEnd]
-	ld l, a
-	ld a, [hl]
-	cp $1
-	jr c, .okay
-	cp $90
-	jr z, .okay
-	ld [hl], $0
-.okay
-	dec l
-	ld a, [hl]
-	cp $2
-	ret c
-	cp $90
-	ret z
-	ld [hl], $0
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_Withdraw: ; c8761 (32:4761)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCY - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld [hl], $1
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	and $3f
-	ld d, a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	cp d
-	ret nc
-	call BGEffect_DisplaceLYOverridesBackup
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	rlca
-	rlca
-	and $3
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	add [hl]
-	ld [hl], a
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_Dig: ; c87a7 (32:47a7)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-	dw .three
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCY - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld [hl], $2
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr z, .next
-	dec [hl]
-	ret
-
-.next
-	ld [hl], $10
-	call BattleBGEffects_IncrementJumptable
-.two
-	ld a, [hLYOverrideStart]
-	ld l, a
-	ld a, [hLYOverrideEnd]
-	sub l
-	dec a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	cp [hl]
-	ret c
-	ld a, [hl]
-	push af
-	and $7
-	jr nz, .skip
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	dec [hl]
-.skip
-	pop af
-	call BGEffect_DisplaceLYOverridesBackup
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	inc [hl]
-	inc [hl]
-	ret
-
-.three
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_Tackle: ; c8805 (32:4805)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw Tackle_BGEffect25_2d_one
-	dw Tackle_BGEffect25_2d_two
-	dw .three
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_side
-	ld a, 2
-	jr .okay
-
-.player_side
-	ld a, -2
-.okay
-	ld [hl], a
-	ret
-
-.three
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_25: ; c8837 (32:4837)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw Tackle_BGEffect25_2d_one
-	dw Tackle_BGEffect25_2d_two
-	dw .three
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms2
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_side
-	ld a,  2
-	jr .okay
-
-.player_side
-	ld a, -2
-.okay
-	ld [hl], a
-	ret
-
-.three
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-Tackle_BGEffect25_2d_one:
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	cp -8
-	jr z, .reached_limit
-	cp  8
-	jr nz, .finish
-.reached_limit
-	call BattleBGEffects_IncrementJumptable
-.finish
-	call Functionc88a5
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	add [hl]
-	ld [hl], a
-	ret
-
-Tackle_BGEffect25_2d_two:
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr nz, .asm_c8893
-	call BattleBGEffects_IncrementJumptable
-.asm_c8893
-	call Functionc88a5
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	xor $ff
-	inc a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	add [hl]
-	ld [hl], a
-	ret
-
-Functionc88a5: ; c88a5 (32:48a5)
-	push af
-	ld a, [FXAnimID + 1] ; FXAnimID + 1
-	or a
-	jr nz, .not_rollout
-	ld a, [FXAnimID] ; FXAnimID
-	cp ROLLOUT
-	jr z, .rollout
-.not_rollout
-	pop af
-	jp BGEffect_FillLYOverridesBackup
-
-.rollout
-	ld a, [hLYOverrideStart]
-	ld d, a
-	ld a, [hLYOverrideEnd]
-	sub d
-	ld d, a
-	ld h, HIGH(LYOverridesBackup)
-	ld a, [hSCY]
-	or a
-	jr nz, .skip1
-	ld a, [hLYOverrideStart]
-	or a
-	jr z, .skip2
-	dec a
-	ld l, a
-	ld [hl], $0
-	jr .skip2
-
-.skip1
-	ld a, [hLYOverrideEnd]
-	dec a
-	ld l, a
-	ld [hl], $0
-.skip2
-	ld a, [hSCY]
-	ld l, a
-	ld a, [hLYOverrideStart]
-	sub l
-	jr nc, .skip3
-	xor a
-	dec d
-.skip3
-	ld l, a
-	pop af
-.loop
-	ld [hli], a
-	dec d
-	jr nz, .loop
-	ret
-
-BattleBGEffect_2d: ; c88e7 (32:48e7)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw BGEffect2d_2f_zero
-	dw Tackle_BGEffect25_2d_one
-	dw Tackle_BGEffect25_2d_two
-	dw .three
-
-
-.three
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BGEffect2d_2f_zero:
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn
-	ld a, -2
-	jr .okay
-
-.player_turn
-	ld a, 2
-.okay
-	ld [hl], a
-	ret
-
-BattleBGEffect_2f: ; c8919 (32:4919)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw BGEffect2d_2f_zero
-	dw Tackle_BGEffect25_2d_one
-	dw .two
-	dw Tackle_BGEffect25_2d_two
-	dw .four
-
-.four
-	call BattleAnim_ResetLCDStatCustom
-.two
-	ret
-
-BattleBGEffect_26: ; c892a (32:492a)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	ld d, $8
-	call BattleBGEffects_Sine
-	call BGEffect_FillLYOverridesBackup
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	add $4
-	ld [hl], a
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_2c: ; c8964 (32:4964)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	xor a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld [hli], a
-	ld [hl], a
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	ld d, $6
-	call BattleBGEffects_Sine
-	push af
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	ld d, $2
-	call BattleBGEffects_Sine
-	ld e, a
-	pop af
-	add e
-	call BGEffect_FillLYOverridesBackup
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	add $8
-	ld [hl], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	add $2
-	ld [hl], a
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_28: ; c89b5 (32:49b5)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	cp $20
-	ret nc
-	inc [hl]
-	ld d, a
-	ld e, 4
-	call Functionc8f2e
-	ret
-
-.two
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr z, .reset
-	dec [hl]
-	ld d, a
-	ld e, 4
-	call Functionc8f2e
-	ret
-
-.reset
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_BounceDown: ; c89ee (32:49ee)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCY - $ff00
-	call BattleBGEffect_SetLCDStatCustoms2
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld [hl], $1
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $20
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	cp $38
-	ret nc
-	push af
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	ld d, $10
-	call BattleBGEffects_Cosine
-	add $10
-	ld d, a
-	pop af
-	add d
-	call BGEffect_DisplaceLYOverridesBackup
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	inc [hl]
-	inc [hl]
-	ret
-
-.two
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_2a: ; c8a3a (32:4a3a)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-	dw .three
-	dw .four
-	dw .five
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	ld a, $e4
-	call BattleBGEffects_SetLYOverrides
-	ld a, $47
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld a, [hLYOverrideStart]
-	ld l, a
-	ld h, HIGH(LYOverridesBackup)
-.loop
-	ld a, [hLYOverrideEnd]
-	cp l
-	jr z, .done
-	xor a
-	ld [hli], a
-	jr .loop
-
-.done
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-.one
-.four
-	ret
-
-.two
-	call .GetLYOverride
-	jr nc, .next
-	call .SetLYOverridesBackup
-	ret
-
-.next
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-	ld a, [hLYOverrideStart]
-	inc a
-	ld [hLYOverrideStart], a
-	call BattleBGEffects_IncrementJumptable
-	ret
-
-.three
-	call .GetLYOverride
-	jr nc, .finish
-	call .SetLYOverridesBackup
-	ld a, [hLYOverrideEnd]
-	dec a
-	ld l, a
-	ld [hl], e
-	ret
-
-.finish
-	call BattleBGEffects_IncrementJumptable
-	ret
-
-.SetLYOverridesBackup:
-	ld e, a
-	ld a, [hLYOverrideStart]
-	ld l, a
-	ld a, [hLYOverrideEnd]
-	sub l
-	srl a
-	ld h, HIGH(LYOverridesBackup)
-.loop2
-	ld [hl], e
-	inc hl
-	inc hl
-	dec a
-	jr nz, .loop2
-	ret
-
-.five
-	call BattleBGEffects_ResetVideoHRAM
-	ret
-
-.GetLYOverride:
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	inc [hl]
-	srl a
-	srl a
-	srl a
-	ld e, a
-	ld d, 0
-	ld hl, .data
-	add hl, de
-	ld a, [hl]
-	cp $ff
-	ret
-
-.data
-	db $00, $40, $90, $e4
-	db -1
-; c8acc
-
-BattleBGEffect_2b: ; c8acc (32:4acc)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld [hl], $40
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr z, .done
-	dec [hl]
-	srl a
-	srl a
-	srl a
-	and $f
-	ld d, a
-	ld e, a
-	call Functionc8f2e
-	ret
-
-.done
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_1c: ; c8b00 (32:4b00)
-	ld a, [hCGB]
-	and a
-	jr nz, .cgb
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero
-	call BattleBGEffects_IncrementJumptable
-	ld a, $e4
-	call BattleBGEffects_SetLYOverrides
-	ld a, rBGP - $ff00
-	ld [hLCDCPointer], a
-	xor a
-	ld [hLYOverrideStart], a
-	ld a, $60
-	ld [hLYOverrideEnd], a
-	ret
-
-.one
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	inc [hl]
-	ld e, a
-	and $7
-	ret nz
-	ld a, e
-	and $18
-	sla a
-	swap a
-	sla a
-	ld e, a
-	ld d, $0
-	push bc
-	call BGEffect_CheckBattleTurn
-	jr nz, .player
-	ld hl, .CGB_DMGEnemyData
-	add hl, de
-	ld a, [hli]
-	ld [wOBP1], a
-	ld d, a
-	ld e, [hl]
-	lb bc, $2f, $30
-	jr .okay
-
-.player
-	ld hl, .DMG_PlayerData
-	add hl, de
-	ld d, [hl]
-	inc hl
-	ld a, [hl]
-	ld [wOBP1], a
-	ld e, a
-	lb bc, $37, $28
-.okay
-	call .DMG_LYOverrideLoads
-	pop bc
-	ret
-
-.two
-	call BattleBGEffects_ResetVideoHRAM
-	ld a, $e4
-	ld [wBGP], a
-	ld [wOBP1], a
-	ret
-
-.DMG_LYOverrideLoads:
-	ld hl, LYOverridesBackup
-.loop1
-	ld [hl], d
-	inc hl
-	dec b
-	jr nz, .loop1
-.loop2
-	ld [hl], e
-	inc hl
-	dec c
-	jr nz, .loop2
-	ret
-
-.cgb
-	ld de, .Jumptable
-	call BatttleBGEffects_GetNamedJumptablePointer
-	jp hl
-
-.Jumptable:
-	dw .cgb_zero
-	dw .cgb_one
-	dw .cgb_two
-.cgb_zero
-	call BattleBGEffects_IncrementJumptable
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-	ret
-
-.cgb_one
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	inc [hl]
-	ld e, a
-	and $7
-	ret nz
-	ld a, e
-	and $18
-	sla a
-	swap a
-	sla a
-	ld e, a
-	ld d, 0
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_2
-	ld hl, .CGB_DMGEnemyData
-	add hl, de
-	ld a, [hli]
-	push hl
-	call BGEffects_LoadBGPal1_OBPal0
-	pop hl
-	ld a, [hl]
-	call BGEffects_LoadBGPal0_OBPal1
-	ret
-
-.player_2
-	ld hl, .CGB_DMGEnemyData
-	add hl, de
-	ld a, [hli]
-	push hl
-	call BGEffects_LoadBGPal0_OBPal1
-	pop hl
-	ld a, [hl]
-	call BGEffects_LoadBGPal1_OBPal0
-	ret
-
-.cgb_two
-	ld a, $e4
-	call BGEffects_LoadBGPal0_OBPal1
-	ld a, $e4
-	call BGEffects_LoadBGPal1_OBPal0
-	call EndBattleBGEffect
-	ret
-
-.CGB_DMGEnemyData:
-	db $e4, $e4
-	db $f8, $90
-	db $fc, $40
-	db $f8, $90
-.DMG_PlayerData:
-	db $e4, $e4
-	db $90, $f8
-	db $40, $fc
-	db $90, $f8
-; c8be8
-
-BattleBGEffect_RapidFlash: ; c8be8 (32:4be8)
-	ld de, .FlashPals
-	call BGEffect_RapidCyclePals
-	ret
-
-.FlashPals:
-	db $e4, $6c, $fe
-; c8bf2
-
-BattleBGEffect_16: ; c8bf2 (32:4bf2)
-	ld de, .Pals
-	call BGEffect_RapidCyclePals
-	ret
-
-.Pals:
-	db $e4, $90, $40, $ff
-; c8bfd
-
-BattleBGEffect_17: ; c8bfd (32:4bfd)
-	ld de, .Pals
-	call BGEffect_RapidCyclePals
-	ret
-
-.Pals:
-	db $e4, $f8, $fc, $ff
-; c8c08
-
-BattleBGEffect_18: ; c8c08 (32:4c08)
-	ld de, .Pals
-	call BGEffect_RapidCyclePals
-	ret
-
-.Pals:
-	db $e4, $90, $40, $90, $fe
-; c8c14
-
-BattleBGEffect_19: ; c8c14 (32:4c14)
-	ld de, .Pals
-	call BGEffect_RapidCyclePals
-	ret
-
-.Pals:
-	db $e4, $f8, $fc, $f8, $fe
-; c8c20
-
-BattleBGEffect_1a: ; c8c20 (32:4c20)
-	ld de, .Pals
-	call BGEffect_RapidCyclePals
-	ret
-
-.Pals:
-	db $e4, $f8, $fc, $f8, $e4, $90, $40, $90, $fe
-; c8c30
-
-BattleBGEffect_1b: ; c8c30 (32:4c30)
-	ld de, .Pals
-	call BGEffect_RapidCyclePals
-	ret
-
-.Pals:
-	db $e4, $fc, $e4, $00, $fe
-; c8c3c
-
-BattleBGEffect_1d: ; c8c3c (32:4c3c)
-	ld de, .Pals
-	call BGEffect_RapidCyclePals
-	ret
-
-.Pals:
-	db $e4, $90, $40, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $40, $90, $e4, $ff
-; c8c55
-
-BattleBGEffect_1e: ; c8c55 (32:4c55)
-	ld de, .Pals
-	call BGEffect_RapidCyclePals
-	ret
-
-.Pals:
-	db $00, $40, $90, $e4, $ff
-; c8c61
-
-BattleBGEffect_VibrateMon: ; c8c61 (32:4c61)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-
-
-.zero ; c8c68 (32:4c68)
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld [hl], $1
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $20
-	ret
-
-.one ; c8c85 (32:4c85)
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr z, .finish
-	dec [hl]
-	and $1
-	ret nz
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	xor $ff
-	inc a
-	ld [hl], a
-	call BGEffect_FillLYOverridesBackup
-	ret
-
-.finish
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_WobbleMon: ; c8ca2 (32:4ca2)
-	call BattleBGEffects_AnonJumptable
-.anon_dw
-	dw .zero
-	dw .one
-	dw .two
-
-
-.zero ; c8cab (32:4cab)
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_ClearLYOverrides
-	ld a, rSCX - $ff00
-	ld [hLCDCPointer], a
-	xor a
-	ld [hLYOverrideStart], a
-	ld a, $37
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-	ret
-
-.one ; c8cc3 (32:4cc3)
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	cp $40
-	jr nc, .two
-	ld d, $6
-	call BattleBGEffects_Sine
-	call BGEffect_FillLYOverridesBackup
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	add $2
-	ld [hl], a
-	ret
-
-.two ; c8cdd (32:4cdd)
-	call BattleAnim_ResetLCDStatCustom
-	ret
-
-BattleBGEffect_2e: ; c8ce1 (32:4ce1)
-	call Functionc8d0b
-	jr c, .xor_a
-	bit 7, a
-	jr z, .okay
-.xor_a
-	xor a
-.okay
-	push af
-	call DelayFrame
-	pop af
-	ld [hSCY], a
-	xor $ff
-	inc a
-	ld [AnimObject01_YOffset], a
-	ret
-
-BattleBGEffect_1f: ; c8cf9 (32:4cf9)
-	call Functionc8d0b
-	jr nc, .skip
-	xor a
-.skip
-	ld [hSCX], a
-	ret
-
-BattleBGEffect_20: ; c8d02 (32:4d02)
-	call Functionc8d0b
-	jr nc, .skip
-	xor a
-.skip
-	ld [hSCY], a
-	ret
-
-Functionc8d0b: ; c8d0b (32:4d0b)
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr nz, .okay
-	call EndBattleBGEffect
-	scf
-	ret
-
-.okay
-	dec [hl]
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	and $f
-	jr z, .every_16_frames
-	dec [hl]
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	and a
-	ret
-
-.every_16_frames
-	ld a, [hl]
-	swap a
-	or [hl]
-	ld [hl], a
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	xor $ff
-	inc a
-	ld [hl], a
-	and a
-	ret
-
-BattleBGEffect_35: ; c8d3a (32:4d3a)
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	cp $40
-	jr nc, .finish
-	ld d, $6
-	call BattleBGEffects_Sine
-	ld [hSCX], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	add $2
-	ld [hl], a
-	ret
-
-.finish
-	xor a
-	ld [hSCX], a
-	ret
-
-BattleBGEffect_GetNthDMGPal: ; c8d57 (32:4d57)
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld a, [hl]
-	and a
-	jr z, .zero
-	dec [hl]
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	call BattleBGEffect_GetNextDMGPal
-	ret
-
-.zero
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	ld hl, BG_EFFECT_STRUCT_JT_INDEX
-	add hl, bc
-	ld [hl], a
-	call BattleBGEffect_GetFirstDMGPal
-	ret
-
-BGEffect_RapidCyclePals: ; c8d77 (32:4d77)
-	ld a, [hCGB]
-	and a
-	jr nz, .cgb
-	push de
-	ld de, .Jumptable_DMG
-	call BatttleBGEffects_GetNamedJumptablePointer
-	pop de
-	jp hl
-
-.Jumptable_DMG:
-	dw .zero_dmg
-	dw .one_dmg
-	dw .two_dmg
-
-
-.zero_dmg ; c8d8b (32:4d8b)
-	call BattleBGEffects_IncrementJumptable
-	ld a, $e4
-	call BattleBGEffects_SetLYOverrides
-	ld a, $47
-	call BattleBGEffect_SetLCDStatCustoms1
-	ld a, [hLYOverrideEnd]
-	inc a
-	ld [hLYOverrideEnd], a
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	ld [hl], $0
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld [hl], a
-	ret
-
-.one_dmg ; c8daa (32:4daa)
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	and $f
-	jr z, .okay_1_dmg
-	dec [hl]
-	ret
-
-.okay_1_dmg
-	ld a, [hl]
-	swap a
-	or [hl]
-	ld [hl], a
-	call BattleBGEffect_GetFirstDMGPal
-	jr c, .okay_2_dmg
-	call BGEffect_FillLYOverridesBackup
-	ret
-
-.okay_2_dmg
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	dec [hl]
-	ret
-
-.two_dmg ; c8dc9 (32:4dc9)
-	call BattleBGEffects_ResetVideoHRAM
-	ld a, %11100100
-	ld [rBGP], a
-	call EndBattleBGEffect
-	ret
-
-.cgb
-	push de
-	ld de, .Jumptable_CGB
-	call BatttleBGEffects_GetNamedJumptablePointer
-	pop de
-	jp hl
-
-.Jumptable_CGB: ; c8ddd (32:4ddd)
-	dw .zero_cgb
-	dw .one_cgb
-	dw .two_cgb
-	dw .three_cgb
-	dw .four_cgb
-
-
-.zero_cgb ; c8de7 (32:4de7)
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn_cgb
-	call BattleBGEffects_IncrementJumptable
-	call BattleBGEffects_IncrementJumptable
-.player_turn_cgb
-	call BattleBGEffects_IncrementJumptable
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	ld [hl], $0
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld [hl], a
-	ret
-
-.one_cgb ; c8e02 (32:4e02)
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	and $f
-	jr z, .okay_1_cgb
-	dec [hl]
-	ret
-
-.okay_1_cgb
-	ld a, [hl]
-	swap a
-	or [hl]
-	ld [hl], a
-	call BattleBGEffect_GetFirstDMGPal
-	jr c, .okay_2_cgb
-	call BGEffects_LoadBGPal0_OBPal1
-	ret
-
-.okay_2_cgb
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	dec [hl]
-	ret
-
-.two_cgb ; c8e21 (32:4e21)
-	ld a, $e4
-	call BGEffects_LoadBGPal0_OBPal1
-	call EndBattleBGEffect
-	ret
-
-.three_cgb ; c8e2a (32:4e2a)
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hl]
-	and $f
-	jr z, .okay_3_cgb
-	dec [hl]
-	ret
-
-.okay_3_cgb
-	ld a, [hl]
-	swap a
-	or [hl]
-	ld [hl], a
-	call BattleBGEffect_GetFirstDMGPal
-	jr c, .okay_4_cgb
-	call BGEffects_LoadBGPal1_OBPal0
-	ret
-
-.okay_4_cgb
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	dec [hl]
-	ret
-
-.four_cgb ; c8e49 (32:4e49)
-	ld a, $e4
-	call BGEffects_LoadBGPal1_OBPal0
-	call EndBattleBGEffect
-	ret
-
-BGEffects_LoadBGPal0_OBPal1: ; c8e52 (32:4e52)
-	ld h, a
-	ld a, [rSVBK]
-	push af
-	ld a, $5
-	ld [rSVBK], a
-	ld a, h
-	push bc
-	push af
-	ld hl, BGPals
-	ld de, UnknBGPals
-	ld b, a
-	ld c, $1
-	call CopyPals
-	ld hl, OBPals + 8
-	ld de, UnknOBPals + 8
-	pop af
-	ld b, a
-	ld c, $1
-	call CopyPals
-	pop bc
-	pop af
-	ld [rSVBK], a
-	ld a, $1
-	ld [hCGBPalUpdate], a
-	ret
-
-BGEffects_LoadBGPal1_OBPal0: ; c8e7f (32:4e7f)
-	ld h, a
-	ld a, [rSVBK]
-	push af
-	ld a, $5
-	ld [rSVBK], a
-	ld a, h
-	push bc
-	push af
-	ld hl, BGPals + 8
-	ld de, UnknBGPals + 8
-	ld b, a
-	ld c, $1
-	call CopyPals
-	ld hl, OBPals ; OBPals
-	ld de, UnknOBPals ; wd040
-	pop af
-	ld b, a
-	ld c, $1
-	call CopyPals
-	pop bc
-	pop af
-	ld [rSVBK], a
-	ld a, $1
-	ld [hCGBPalUpdate], a
-	ret
-
-BattleBGEffect_GetFirstDMGPal: ; c8eac (32:4eac)
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld a, [hl]
-	inc [hl]
-BattleBGEffect_GetNextDMGPal: ; c8eb2 (32:4eb2)
-	ld l, a
-	ld h, $0
-	add hl, de
-	ld a, [hl]
-	cp -1
-	jr z, .quit
-	cp -2
-	jr nz, .repeat
-	ld a, [de]
-	ld hl, BG_EFFECT_STRUCT_03
-	add hl, bc
-	ld [hl], $0
-.repeat
-	and a
-	ret
-
-.quit
-	scf
-	ret
-
-BattleBGEffects_ClearLYOverrides: ; c8eca (32:4eca)
-	xor a
-BattleBGEffects_SetLYOverrides: ; c8ecb (32:4ecb)
-	ld hl, LYOverrides ; wListPointer
-	ld e, $99
-.loop1
-	ld [hli], a
-	dec e
-	jr nz, .loop1
-	ld hl, LYOverridesBackup
-	ld e, $91
-.loop2
-	ld [hli], a
-	dec e
-	jr nz, .loop2
-	ret
-
-BattleBGEffect_SetLCDStatCustoms1: ; c8ede (32:4ede)
-	ld [hLCDCPointer], a
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn
-	lb de, $00, $36
-	jr .okay
-
-.player_turn
-	lb de, $2f, $5e
-.okay
-	ld a, d
-	ld [hLYOverrideStart], a
-	ld a, e
-	ld [hLYOverrideEnd], a
-	ret
-
-BattleBGEffect_SetLCDStatCustoms2: ; c8ef4 (32:4ef4)
-	ld [hLCDCPointer], a
-	call BGEffect_CheckBattleTurn
-	jr nz, .player_turn
-	lb de, $00, $36
-	jr .okay
-
-.player_turn
-	lb de, $2d, $5e
-.okay
-	ld a, d
-	ld [hLYOverrideStart], a
-	ld a, e
-	ld [hLYOverrideEnd], a
-	ret
-
-BattleAnim_ResetLCDStatCustom: ; c8f0a (32:4f0a)
-	xor a
-	ld [hLYOverrideStart], a
-	ld [hLYOverrideEnd], a
-	call BattleBGEffects_ClearLYOverrides
-	xor a
-	ld [hLCDCPointer], a
-	call EndBattleBGEffect
-	ret
-
-BattleBGEffects_ResetVideoHRAM: ; c8f19 (32:4f19)
-	xor a
-	ld [hLCDCPointer], a
-	ld a, %11100100
-	ld [rBGP], a
-	ld [wBGP], a
-	ld [wOBP1], a
-	ld [hLYOverrideStart], a
-	ld [hLYOverrideEnd], a
-	call BattleBGEffects_ClearLYOverrides
-	ret
-
-Functionc8f2e: ; c8f2e (32:4f2e)
-	push bc
-	xor a
-	ld [wBattleAnimTemp0], a
-	ld a, e
-	ld [wBattleAnimTemp1], a
-	ld a, d
-	ld [wBattleAnimTemp2], a
-	ld a, $80
-	ld [wBattleAnimTemp3], a
-	ld bc, LYOverridesBackup
-.loop
-	ld a, [hLYOverrideStart]
-	cp c
-	jr nc, .next
-	ld a, [hLYOverrideEnd]
-	cp c
-	jr c, .next
-	ld a, [wBattleAnimTemp2]
-	ld d, a
-	ld a, [wBattleAnimTemp0]
-	call BattleBGEffects_Sine
-	ld [bc], a
-.next
-	inc bc
-	ld a, [wBattleAnimTemp1]
-	ld hl, wBattleAnimTemp0
-	add [hl]
-	ld [hl], a
-	ld hl, wBattleAnimTemp3
-	dec [hl]
-	jr nz, .loop
-	pop bc
-	ret
-
-InitSurfWaves: ; c8f69 (32:4f69)
-	push bc
-	xor a
-	ld [wBattleAnimTemp0], a
-	ld a, e
-	ld [wBattleAnimTemp1], a
-	ld a, d
-	ld [wBattleAnimTemp2], a
-	ld a, $40
-	ld [wBattleAnimTemp3], a
-	ld bc, wSurfWaveBGEffect
-.loop
-	ld a, [wBattleAnimTemp2]
-	ld d, a
-	ld a, [wBattleAnimTemp0]
-	call BattleBGEffects_Sine
-	ld [bc], a
-	inc bc
-	ld a, [wBattleAnimTemp1]
-	ld hl, wBattleAnimTemp0
-	add [hl]
-	ld [hl], a
-	ld hl, wBattleAnimTemp3
-	dec [hl]
-	jr nz, .loop
-	pop bc
-	ret
-
-Functionc8f9a: ; c8f9a (32:4f9a)
-	push bc
-	ld [wBattleAnimTemp3], a
-	ld a, e
-	ld [wBattleAnimTemp1], a
-	ld a, d
-	ld [wBattleAnimTemp2], a
-	call .GetLYOverrideBackupAddrOffset
-	ld hl, LYOverridesBackup
-	add hl, de
-	ld c, l
-	ld b, h
-.loop
-	ld a, [wBattleAnimTemp3]
-	and a
-	jr z, .done
-	dec a
-	ld [wBattleAnimTemp3], a
-	push af
-	ld a, [wBattleAnimTemp2]
-	ld d, a
-	ld a, [wBattleAnimTemp1]
-	push hl
-	call BattleBGEffects_Sine
-	ld e, a
-	pop hl
-	ld a, [hLYOverrideEnd]
-	cp c
-	jr c, .skip1
-	ld a, e
-	ld [bc], a
-	inc bc
-.skip1
-	ld a, [hLYOverrideStart]
-	cp l
-	jr nc, .skip2
-	ld [hl], e
-	dec hl
-.skip2
-	ld a, [wBattleAnimTemp1]
-	add $4
-	ld [wBattleAnimTemp1], a
-	pop af
-	jr .loop
-
-.done
-	pop bc
-	and a
-	ret
-
-.GetLYOverrideBackupAddrOffset:
-	ld a, [hLYOverrideStart]
-	ld e, a
-	ld a, [wBattleAnimTemp0]
-	add e
-	ld e, a
-	ld d, $0
-	ret
-
-BattleBGEffect_WavyScreenFX: ; c8fef (32:4fef)
-	push bc
-	ld a, [hLYOverrideStart]
-	ld l, a
-	inc a
-	ld e, a
-	ld h, HIGH(LYOverridesBackup)
-	ld d, h
-	ld a, [hLYOverrideEnd]
-	sub l
-	and a
-	jr z, .done
-	ld c, a
-	ld a, [hl]
-	push af
-.loop
-	ld a, [de]
-	inc de
-	ld [hli], a
-	dec c
-	jr nz, .loop
-	pop af
-	ld [hl], a
-.done
-	pop bc
-	ret
-
-BGEffect_FillLYOverridesBackup: ; c900b (32:500b)
-	push af
-	ld h, HIGH(LYOverridesBackup)
-	ld a, [hLYOverrideStart]
-	ld l, a
-	ld a, [hLYOverrideEnd]
-	sub l
-	ld d, a
-	pop af
-.loop
-	ld [hli], a
-	dec d
-	jr nz, .loop
-	ret
-
-BGEffect_DisplaceLYOverridesBackup: ; c901b (32:501b)
-	; e = a; d = [hLYOverrideEnd] - [hLYOverrideStart] - a
-	push af
-	ld e, a
-	ld a, [hLYOverrideStart]
-	ld l, a
-	ld a, [hLYOverrideEnd]
-	sub l
-	sub e
-	ld d, a
-	ld h, HIGH(LYOverridesBackup)
-	ld a, [hLYOverrideStart]
-	ld l, a
-	ld a, $90
-.loop
-	ld [hli], a
-	dec e
-	jr nz, .loop
-	pop af
-	xor $ff
-.loop2
-	ld [hli], a
-	dec d
-	jr nz, .loop2
-	ret
-
-BGEffect_CheckBattleTurn: ; c9038 (32:5038)
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hBattleTurn]
-	and $1
-	xor [hl]
-	ret
-
-BGEffect_CheckFlyDigStatus: ; c9042 (32:5042)
-	ld hl, BG_EFFECT_STRUCT_BATTLE_TURN
-	add hl, bc
-	ld a, [hBattleTurn]
-	and $1
-	xor [hl]
-	jr nz, .player
-	ld a, [EnemySubStatus3] ; EnemySubStatus3
-	and 1 << SUBSTATUS_FLYING | 1 << SUBSTATUS_UNDERGROUND
-	ret
-
-.player
-	ld a, [PlayerSubStatus3] ; PlayerSubStatus3
-	and 1 << SUBSTATUS_FLYING | 1 << SUBSTATUS_UNDERGROUND
-	ret
-
-BattleBGEffects_CheckSGB: ; c9059 (32:5059)
-	ld a, [hSGB]
-	and a
-	ret
-
-BattleBGEffects_Sine: ; c905d (32:505d)
-	ld e, a
-	callfar BattleAnim_Sine_e
-	ld a, e
-	ret
-
-BattleBGEffects_Cosine: ; c9066 (32:5066)
-	ld e, a
-	callfar BattleAnim_Cosine_e
-	ld a, e
-	ret
-
-; c906f (32:506f)