start working on evo scene

7 files changed, 834 insertions, 1282 deletions

diff --git a/asm/evolution_scene.s b/asm/evolution_scene.s
index 54011fb4e..fd0b5cbd9 100644
--- a/asm/evolution_scene.s
+++ b/asm/evolution_scene.s
@@ -6,1279 +6,7 @@
 
 	.text
 
-	thumb_func_start CB2_BeginEvolutionScene
-CB2_BeginEvolutionScene: @ 8111894
-	push {lr}
-	bl UpdatePaletteFade
-	bl RunTasks
-	pop {r0}
-	bx r0
-	thumb_func_end CB2_BeginEvolutionScene
-
-	thumb_func_start Task_BeginEvolutionScene
-Task_BeginEvolutionScene: @ 81118A4
-	push {r4-r7,lr}
-	sub sp, 0x4
-	lsls r0, 24
-	lsrs r2, r0, 24
-	movs r7, 0
-	ldr r1, _081118C8 @ =gTasks
-	lsls r0, r2, 2
-	adds r0, r2
-	lsls r0, 3
-	adds r4, r0, r1
-	movs r1, 0x8
-	ldrsh r0, [r4, r1]
-	cmp r0, 0
-	beq _081118CC
-	cmp r0, 0x1
-	beq _081118E4
-	b _08111918
-	.align 2, 0
-_081118C8: .4byte gTasks
-_081118CC:
-	movs r0, 0x1
-	negs r0, r0
-	str r7, [sp]
-	movs r1, 0
-	movs r2, 0
-	movs r3, 0x10
-	bl BeginNormalPaletteFade
-	ldrh r0, [r4, 0x8]
-	adds r0, 0x1
-	strh r0, [r4, 0x8]
-	b _08111918
-_081118E4:
-	ldr r0, _08111920 @ =gPaletteFade
-	ldrb r1, [r0, 0x7]
-	movs r0, 0x80
-	ands r0, r1
-	cmp r0, 0
-	bne _08111918
-	movs r0, 0xA
-	ldrsh r7, [r4, r0]
-	movs r1, 0xC
-	ldrsh r0, [r4, r1]
-	lsls r0, 16
-	orrs r7, r0
-	ldrh r5, [r4, 0x10]
-	ldrb r6, [r4, 0x12]
-	ldrh r4, [r4, 0x20]
-	lsls r4, 24
-	lsrs r4, 24
-	adds r0, r2, 0
-	bl DestroyTask
-	adds r0, r7, 0
-	adds r1, r5, 0
-	adds r2, r6, 0
-	adds r3, r4, 0
-	bl EvolutionScene
-_08111918:
-	add sp, 0x4
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08111920: .4byte gPaletteFade
-	thumb_func_end Task_BeginEvolutionScene
-
-	thumb_func_start BeginEvolutionScene
-BeginEvolutionScene: @ 8111924
-	push {r4-r6,lr}
-	mov r6, r8
-	push {r6}
-	mov r8, r0
-	adds r4, r1, 0
-	adds r5, r2, 0
-	adds r6, r3, 0
-	lsls r4, 16
-	lsrs r4, 16
-	lsls r5, 24
-	lsrs r5, 24
-	lsls r6, 24
-	lsrs r6, 24
-	ldr r0, _08111978 @ =Task_BeginEvolutionScene
-	movs r1, 0
-	bl CreateTask
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r2, _0811197C @ =gTasks
-	lsls r1, r0, 2
-	adds r1, r0
-	lsls r1, 3
-	adds r1, r2
-	movs r0, 0
-	strh r0, [r1, 0x8]
-	mov r0, r8
-	strh r0, [r1, 0xA]
-	mov r0, r8
-	lsrs r0, 16
-	strh r0, [r1, 0xC]
-	strh r4, [r1, 0x10]
-	strh r5, [r1, 0x12]
-	strh r6, [r1, 0x20]
-	ldr r0, _08111980 @ =CB2_BeginEvolutionScene
-	bl SetMainCallback2
-	pop {r3}
-	mov r8, r3
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08111978: .4byte Task_BeginEvolutionScene
-_0811197C: .4byte gTasks
-_08111980: .4byte CB2_BeginEvolutionScene
-	thumb_func_end BeginEvolutionScene
-
-	thumb_func_start EvolutionScene
-EvolutionScene: @ 8111984
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	sub sp, 0x38
-	str r0, [sp, 0x20]
-	mov r10, r1
-	mov r0, r10
-	lsls r0, 16
-	lsrs r0, 16
-	mov r10, r0
-	lsls r2, 24
-	lsrs r2, 24
-	str r2, [sp, 0x24]
-	lsls r3, 24
-	lsrs r3, 24
-	str r3, [sp, 0x28]
-	movs r0, 0
-	bl SetHBlankCallback
-	movs r0, 0
-	bl SetVBlankCallback
-	movs r5, 0
-	str r5, [sp, 0x1C]
-	add r0, sp, 0x1C
-	movs r1, 0xC0
-	lsls r1, 19
-	ldr r2, _08111C10 @ =0x05006000
-	bl CpuSet
-	ldr r0, _08111C14 @ =REG_MOSAIC
-	strh r5, [r0]
-	subs r0, 0xC
-	strh r5, [r0]
-	adds r0, 0x4
-	strh r5, [r0]
-	subs r0, 0x2
-	strh r5, [r0]
-	adds r0, 0x4
-	strh r5, [r0]
-	adds r0, 0x2
-	strh r5, [r0]
-	adds r0, 0x2
-	strh r5, [r0]
-	ldr r4, _08111C18 @ =gWindowConfig_81E6C58
-	adds r0, r4, 0
-	bl SetUpWindowConfig
-	bl ResetPaletteFade
-	ldr r0, _08111C1C @ =gUnknown_030042A4
-	strh r5, [r0]
-	ldr r0, _08111C20 @ =gUnknown_030042A0
-	strh r5, [r0]
-	ldr r0, _08111C24 @ =gUnknown_030042C0
-	strh r5, [r0]
-	ldr r0, _08111C28 @ =gUnknown_030041B4
-	strh r5, [r0]
-	ldr r0, _08111C2C @ =gUnknown_03004288
-	strh r5, [r0]
-	ldr r0, _08111C30 @ =gUnknown_03004280
-	strh r5, [r0]
-	ldr r1, _08111C34 @ =gUnknown_030041B0
-	movs r2, 0x80
-	lsls r2, 1
-	adds r0, r2, 0
-	strh r0, [r1]
-	ldr r0, _08111C38 @ =gUnknown_030041B8
-	strh r5, [r0]
-	ldr r0, _08111C3C @ =gUnknown_03004210
-	adds r1, r4, 0
-	bl InitWindowFromConfig
-	ldr r1, _08111C40 @ =gBattleTerrain
-	movs r0, 0x9
-	strb r0, [r1]
-	bl sub_800D6D4
-	bl sub_800DAB8
-	bl ResetSpriteData
-	bl remove_some_task
-	bl ResetTasks
-	bl FreeAllSpritePalettes
-	ldr r0, _08111C44 @ =gReservedSpritePaletteCount
-	movs r3, 0x4
-	strb r3, [r0]
-	ldr r0, [sp, 0x20]
-	movs r1, 0x2
-	add r2, sp, 0x8
-	bl GetMonData
-	ldr r0, _08111C48 @ =gStringVar1
-	add r1, sp, 0x8
-	bl StringCopy10
-	ldr r0, _08111C4C @ =gStringVar2
-	movs r1, 0xB
-	mov r4, r10
-	muls r4, r1
-	adds r1, r4, 0
-	ldr r2, _08111C50 @ =gSpeciesNames
-	adds r1, r2
-	bl StringCopy
-	ldr r0, [sp, 0x20]
-	movs r1, 0xB
-	bl GetMonData
-	adds r6, r0, 0
-	lsls r6, 16
-	lsrs r6, 16
-	ldr r0, [sp, 0x20]
-	movs r1, 0x1
-	bl GetMonData
-	str r0, [sp, 0x2C]
-	ldr r0, [sp, 0x20]
-	movs r1, 0
-	bl GetMonData
-	str r0, [sp, 0x30]
-	lsls r0, r6, 3
-	ldr r1, _08111C54 @ =gMonFrontPicTable
-	adds r0, r1
-	lsls r2, r6, 2
-	ldr r3, _08111C58 @ =gMonFrontPicCoords
-	adds r2, r3
-	ldrb r1, [r2]
-	ldrb r2, [r2, 0x1]
-	ldr r4, _08111C5C @ =gUnknown_081FAF4C
-	ldr r3, [r4, 0x4]
-	str r3, [sp]
-	str r6, [sp, 0x4]
-	movs r3, 0x80
-	lsls r3, 18
-	bl DecompressPicFromTable_2
-	adds r0, r6, 0
-	ldr r1, [sp, 0x2C]
-	ldr r2, [sp, 0x30]
-	bl sub_80409C8
-	ldr r0, [r0]
-	movs r1, 0x88
-	lsls r1, 1
-	movs r2, 0x20
-	bl LoadCompressedPalette
-	adds r0, r6, 0
-	movs r1, 0x1
-	bl GetMonSpriteTemplate_803C56C
-	ldr r0, _08111C60 @ =gUnknown_02024E8C
-	mov r9, r0
-	ldr r1, _08111C64 @ =gDummySpriteAffineAnimTable
-	str r1, [r0, 0x10]
-	movs r1, 0x78
-	movs r2, 0x40
-	movs r3, 0x1E
-	bl CreateSprite
-	lsls r1, r0, 24
-	lsrs r2, r1, 24
-	ldr r3, _08111C68 @ =0x02014800
-	strb r0, [r3]
-	ldr r7, _08111C6C @ =gSprites
-	lsls r1, r2, 4
-	adds r1, r2
-	lsls r1, 2
-	movs r4, 0x1C
-	adds r4, r7
-	mov r8, r4
-	adds r0, r1, r4
-	ldr r2, _08111C70 @ =nullsub_37
-	str r2, [r0]
-	adds r1, r7
-	ldrb r2, [r1, 0x5]
-	movs r4, 0xF
-	adds r0, r4, 0
-	ands r0, r2
-	movs r2, 0x10
-	orrs r0, r2
-	strb r0, [r1, 0x5]
-	adds r1, 0x3E
-	ldrb r0, [r1]
-	movs r3, 0x4
-	orrs r0, r3
-	strb r0, [r1]
-	mov r1, r10
-	lsls r0, r1, 3
-	ldr r2, _08111C54 @ =gMonFrontPicTable
-	adds r0, r2
-	lsls r2, r1, 2
-	ldr r3, _08111C58 @ =gMonFrontPicCoords
-	adds r2, r3
-	ldrb r1, [r2]
-	ldrb r2, [r2, 0x1]
-	str r2, [sp, 0x34]
-	ldr r2, _08111C5C @ =gUnknown_081FAF4C
-	ldr r2, [r2, 0xC]
-	str r2, [sp]
-	mov r3, r10
-	str r3, [sp, 0x4]
-	ldr r2, [sp, 0x34]
-	movs r3, 0x80
-	lsls r3, 18
-	bl DecompressPicFromTable_2
-	mov r0, r10
-	ldr r1, [sp, 0x2C]
-	ldr r2, [sp, 0x30]
-	bl sub_80409C8
-	ldr r0, [r0]
-	movs r1, 0x90
-	lsls r1, 1
-	movs r2, 0x20
-	bl LoadCompressedPalette
-	mov r0, r10
-	movs r1, 0x3
-	bl GetMonSpriteTemplate_803C56C
-	ldr r0, _08111C64 @ =gDummySpriteAffineAnimTable
-	mov r1, r9
-	str r0, [r1, 0x10]
-	mov r0, r9
-	movs r1, 0x78
-	movs r2, 0x40
-	movs r3, 0x1E
-	bl CreateSprite
-	lsls r1, r0, 24
-	lsrs r2, r1, 24
-	ldr r3, _08111C68 @ =0x02014800
-	strb r0, [r3, 0x1]
-	lsls r1, r2, 4
-	adds r1, r2
-	lsls r1, 2
-	add r8, r1
-	ldr r0, _08111C70 @ =nullsub_37
-	mov r2, r8
-	str r0, [r2]
-	adds r1, r7
-	ldrb r0, [r1, 0x5]
-	ands r4, r0
-	movs r0, 0x20
-	orrs r4, r0
-	strb r4, [r1, 0x5]
-	adds r1, 0x3E
-	ldrb r0, [r1]
-	movs r3, 0x4
-	orrs r0, r3
-	strb r0, [r1]
-	bl LoadEvoSparkleSpriteAndPal
-	ldr r0, _08111C74 @ =Task_EvolutionScene
-	movs r1, 0
-	bl CreateTask
-	lsls r1, r0, 24
-	lsrs r2, r1, 24
-	ldr r4, _08111C68 @ =0x02014800
-	strb r0, [r4, 0x2]
-	ldr r1, _08111C78 @ =gTasks
-	lsls r0, r2, 2
-	adds r0, r2
-	lsls r0, 3
-	adds r0, r1
-	strh r5, [r0, 0x8]
-	strh r6, [r0, 0xE]
-	mov r1, r10
-	strh r1, [r0, 0x10]
-	mov r2, sp
-	ldrh r2, [r2, 0x20]
-	strh r2, [r0, 0xA]
-	ldr r3, [sp, 0x20]
-	lsrs r1, r3, 16
-	strh r1, [r0, 0xC]
-	mov r4, sp
-	ldrh r4, [r4, 0x24]
-	strh r4, [r0, 0x12]
-	movs r1, 0x1
-	strh r1, [r0, 0x14]
-	strh r5, [r0, 0x1E]
-	mov r1, sp
-	ldrh r1, [r1, 0x28]
-	strh r1, [r0, 0x20]
-	ldr r0, _08111C7C @ =0x02009000
-	ldr r1, _08111C80 @ =gPlttBufferUnfaded + 0x40
-	movs r2, 0x60
-	bl memcpy
-	movs r1, 0x80
-	lsls r1, 19
-	movs r2, 0xFA
-	lsls r2, 5
-	adds r0, r2, 0
-	strh r0, [r1]
-	ldr r0, _08111C84 @ =HBlankCB_EvolutionScene
-	bl SetHBlankCallback
-	ldr r0, _08111C88 @ =VBlankCB_EvolutionScene
-	bl SetVBlankCallback
-	bl m4aMPlayAllStop
-	ldr r0, _08111C8C @ =CB2_EvolutionSceneUpdate_0
-	bl SetMainCallback2
-	add sp, 0x38
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08111C10: .4byte 0x05006000
-_08111C14: .4byte REG_MOSAIC
-_08111C18: .4byte gWindowConfig_81E6C58
-_08111C1C: .4byte gUnknown_030042A4
-_08111C20: .4byte gUnknown_030042A0
-_08111C24: .4byte gUnknown_030042C0
-_08111C28: .4byte gUnknown_030041B4
-_08111C2C: .4byte gUnknown_03004288
-_08111C30: .4byte gUnknown_03004280
-_08111C34: .4byte gUnknown_030041B0
-_08111C38: .4byte gUnknown_030041B8
-_08111C3C: .4byte gUnknown_03004210
-_08111C40: .4byte gBattleTerrain
-_08111C44: .4byte gReservedSpritePaletteCount
-_08111C48: .4byte gStringVar1
-_08111C4C: .4byte gStringVar2
-_08111C50: .4byte gSpeciesNames
-_08111C54: .4byte gMonFrontPicTable
-_08111C58: .4byte gMonFrontPicCoords
-_08111C5C: .4byte gUnknown_081FAF4C
-_08111C60: .4byte gUnknown_02024E8C
-_08111C64: .4byte gDummySpriteAffineAnimTable
-_08111C68: .4byte 0x02014800
-_08111C6C: .4byte gSprites
-_08111C70: .4byte nullsub_37
-_08111C74: .4byte Task_EvolutionScene
-_08111C78: .4byte gTasks
-_08111C7C: .4byte 0x02009000
-_08111C80: .4byte gPlttBufferUnfaded + 0x40
-_08111C84: .4byte HBlankCB_EvolutionScene
-_08111C88: .4byte VBlankCB_EvolutionScene
-_08111C8C: .4byte CB2_EvolutionSceneUpdate_0
-	thumb_func_end EvolutionScene
-
-	thumb_func_start CB2_EvolutionSceneLoadGraphics
-CB2_EvolutionSceneLoadGraphics: @ 8111C90
-	push {r4-r6,lr}
-	mov r6, r10
-	mov r5, r9
-	mov r4, r8
-	push {r4-r6}
-	sub sp, 0xC
-	ldr r2, _08111E14 @ =gTasks
-	ldr r0, _08111E18 @ =0x02014800
-	mov r9, r0
-	ldrb r1, [r0, 0x2]
-	lsls r0, r1, 2
-	adds r0, r1
-	lsls r0, 3
-	adds r0, r2
-	movs r1, 0x20
-	ldrsh r2, [r0, r1]
-	movs r1, 0x64
-	adds r4, r2, 0
-	muls r4, r1
-	ldr r1, _08111E1C @ =gPlayerParty
-	adds r4, r1
-	ldrh r6, [r0, 0x10]
-	adds r0, r4, 0
-	movs r1, 0x1
-	bl GetMonData
-	mov r10, r0
-	adds r0, r4, 0
-	movs r1, 0
-	bl GetMonData
-	mov r8, r0
-	movs r0, 0
-	bl SetHBlankCallback
-	movs r0, 0
-	bl SetVBlankCallback
-	movs r5, 0
-	str r5, [sp, 0x8]
-	movs r1, 0xC0
-	lsls r1, 19
-	ldr r2, _08111E20 @ =0x05006000
-	add r0, sp, 0x8
-	bl CpuSet
-	ldr r0, _08111E24 @ =REG_MOSAIC
-	strh r5, [r0]
-	subs r0, 0xC
-	strh r5, [r0]
-	adds r0, 0x4
-	strh r5, [r0]
-	subs r0, 0x2
-	strh r5, [r0]
-	adds r0, 0x4
-	strh r5, [r0]
-	adds r0, 0x2
-	strh r5, [r0]
-	adds r0, 0x2
-	strh r5, [r0]
-	ldr r4, _08111E28 @ =gWindowConfig_81E6C58
-	adds r0, r4, 0
-	bl SetUpWindowConfig
-	bl ResetPaletteFade
-	ldr r0, _08111E2C @ =gUnknown_030042A4
-	strh r5, [r0]
-	ldr r0, _08111E30 @ =gUnknown_030042A0
-	strh r5, [r0]
-	ldr r0, _08111E34 @ =gUnknown_030042C0
-	strh r5, [r0]
-	ldr r0, _08111E38 @ =gUnknown_030041B4
-	strh r5, [r0]
-	ldr r0, _08111E3C @ =gUnknown_03004288
-	strh r5, [r0]
-	ldr r0, _08111E40 @ =gUnknown_03004280
-	strh r5, [r0]
-	ldr r1, _08111E44 @ =gUnknown_030041B0
-	movs r2, 0x80
-	lsls r2, 1
-	adds r0, r2, 0
-	strh r0, [r1]
-	ldr r0, _08111E48 @ =gUnknown_030041B8
-	strh r5, [r0]
-	ldr r0, _08111E4C @ =gUnknown_03004210
-	adds r1, r4, 0
-	bl InitWindowFromConfig
-	ldr r1, _08111E50 @ =gBattleTerrain
-	movs r0, 0x9
-	strb r0, [r1]
-	bl sub_800D6D4
-	bl sub_800DAB8
-	bl ResetSpriteData
-	bl FreeAllSpritePalettes
-	ldr r1, _08111E54 @ =gReservedSpritePaletteCount
-	movs r0, 0x4
-	strb r0, [r1]
-	lsls r0, r6, 3
-	ldr r1, _08111E58 @ =gMonFrontPicTable
-	adds r0, r1
-	ldr r1, _08111E5C @ =gMonFrontPicCoords
-	lsls r2, r6, 2
-	adds r2, r1
-	ldrb r1, [r2]
-	ldrb r2, [r2, 0x1]
-	movs r3, 0x80
-	lsls r3, 18
-	ldr r4, _08111E60 @ =gUnknown_081FAF4C
-	ldr r4, [r4, 0xC]
-	str r4, [sp]
-	str r6, [sp, 0x4]
-	bl DecompressPicFromTable_2
-	adds r0, r6, 0
-	mov r1, r10
-	mov r2, r8
-	bl sub_80409C8
-	ldr r0, [r0]
-	movs r1, 0x90
-	lsls r1, 1
-	movs r2, 0x20
-	bl LoadCompressedPalette
-	adds r0, r6, 0
-	movs r1, 0x3
-	bl GetMonSpriteTemplate_803C56C
-	ldr r0, _08111E64 @ =gUnknown_02024E8C
-	ldr r1, _08111E68 @ =gDummySpriteAffineAnimTable
-	str r1, [r0, 0x10]
-	movs r1, 0x78
-	movs r2, 0x40
-	movs r3, 0x1E
-	bl CreateSprite
-	lsls r2, r0, 24
-	lsrs r2, 24
-	mov r1, r9
-	strb r0, [r1, 0x1]
-	ldr r3, _08111E6C @ =gSprites
-	lsls r1, r2, 4
-	adds r1, r2
-	lsls r1, 2
-	adds r0, r3, 0
-	adds r0, 0x1C
-	adds r0, r1, r0
-	ldr r2, _08111E70 @ =nullsub_37
-	str r2, [r0]
-	adds r1, r3
-	ldrb r2, [r1, 0x5]
-	movs r0, 0xF
-	ands r0, r2
-	movs r2, 0x20
-	orrs r0, r2
-	strb r0, [r1, 0x5]
-	movs r1, 0x80
-	lsls r1, 19
-	movs r2, 0xFA
-	lsls r2, 5
-	adds r0, r2, 0
-	strh r0, [r1]
-	ldr r0, _08111E74 @ =HBlankCB_EvolutionScene
-	bl SetHBlankCallback
-	ldr r0, _08111E78 @ =VBlankCB_EvolutionScene
-	bl SetVBlankCallback
-	ldr r0, _08111E7C @ =CB2_EvolutionSceneUpdate_0
-	bl SetMainCallback2
-	movs r0, 0x1
-	negs r0, r0
-	str r5, [sp]
-	movs r1, 0
-	movs r2, 0x10
-	movs r3, 0
-	bl BeginNormalPaletteFade
-	add sp, 0xC
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08111E14: .4byte gTasks
-_08111E18: .4byte 0x02014800
-_08111E1C: .4byte gPlayerParty
-_08111E20: .4byte 0x05006000
-_08111E24: .4byte REG_MOSAIC
-_08111E28: .4byte gWindowConfig_81E6C58
-_08111E2C: .4byte gUnknown_030042A4
-_08111E30: .4byte gUnknown_030042A0
-_08111E34: .4byte gUnknown_030042C0
-_08111E38: .4byte gUnknown_030041B4
-_08111E3C: .4byte gUnknown_03004288
-_08111E40: .4byte gUnknown_03004280
-_08111E44: .4byte gUnknown_030041B0
-_08111E48: .4byte gUnknown_030041B8
-_08111E4C: .4byte gUnknown_03004210
-_08111E50: .4byte gBattleTerrain
-_08111E54: .4byte gReservedSpritePaletteCount
-_08111E58: .4byte gMonFrontPicTable
-_08111E5C: .4byte gMonFrontPicCoords
-_08111E60: .4byte gUnknown_081FAF4C
-_08111E64: .4byte gUnknown_02024E8C
-_08111E68: .4byte gDummySpriteAffineAnimTable
-_08111E6C: .4byte gSprites
-_08111E70: .4byte nullsub_37
-_08111E74: .4byte HBlankCB_EvolutionScene
-_08111E78: .4byte VBlankCB_EvolutionScene
-_08111E7C: .4byte CB2_EvolutionSceneUpdate_0
-	thumb_func_end CB2_EvolutionSceneLoadGraphics
-
-	thumb_func_start CB2_TradeEvolutionSceneLoadGraphics
-CB2_TradeEvolutionSceneLoadGraphics: @ 8111E80
-	push {r4-r7,lr}
-	sub sp, 0x8
-	ldr r2, _08111EB8 @ =gTasks
-	ldr r0, _08111EBC @ =0x02014800
-	ldrb r1, [r0, 0x2]
-	lsls r0, r1, 2
-	adds r0, r1
-	lsls r0, 3
-	adds r0, r2
-	movs r1, 0x20
-	ldrsh r2, [r0, r1]
-	movs r1, 0x64
-	muls r2, r1
-	ldr r1, _08111EC0 @ =gPlayerParty
-	adds r4, r2, r1
-	ldrh r7, [r0, 0x10]
-	ldr r0, _08111EC4 @ =gMain
-	ldr r2, _08111EC8 @ =0x0000043c
-	adds r0, r2
-	ldrb r0, [r0]
-	cmp r0, 0x6
-	bls _08111EAE
-	b _081120D6
-_08111EAE:
-	lsls r0, 2
-	ldr r1, _08111ECC @ =_08111ED0
-	adds r0, r1
-	ldr r0, [r0]
-	mov pc, r0
-	.align 2, 0
-_08111EB8: .4byte gTasks
-_08111EBC: .4byte 0x02014800
-_08111EC0: .4byte gPlayerParty
-_08111EC4: .4byte gMain
-_08111EC8: .4byte 0x0000043c
-_08111ECC: .4byte _08111ED0
-	.align 2, 0
-_08111ED0:
-	.4byte _08111EEC
-	.4byte _08111F68
-	.4byte _08111F88
-	.4byte _08111FDC
-	.4byte _08111FE2
-	.4byte _08112048
-	.4byte _081120B4
-_08111EEC:
-	movs r0, 0x80
-	lsls r0, 19
-	movs r4, 0
-	strh r4, [r0]
-	movs r0, 0
-	bl SetHBlankCallback
-	movs r0, 0
-	bl SetVBlankCallback
-	bl ResetSpriteData
-	bl FreeAllSpritePalettes
-	ldr r1, _08111F3C @ =gReservedSpritePaletteCount
-	movs r0, 0x4
-	strb r0, [r1]
-	ldr r0, _08111F40 @ =gUnknown_030042A4
-	strh r4, [r0]
-	ldr r0, _08111F44 @ =gUnknown_030042A0
-	strh r4, [r0]
-	ldr r0, _08111F48 @ =gUnknown_030042C0
-	strh r4, [r0]
-	ldr r0, _08111F4C @ =gUnknown_030041B4
-	strh r4, [r0]
-	ldr r0, _08111F50 @ =gUnknown_03004288
-	strh r4, [r0]
-	ldr r0, _08111F54 @ =gUnknown_03004280
-	strh r4, [r0]
-	ldr r1, _08111F58 @ =gUnknown_030041B0
-	movs r2, 0x80
-	lsls r2, 1
-	adds r0, r2, 0
-	strh r0, [r1]
-	ldr r0, _08111F5C @ =gUnknown_030041B8
-	strh r4, [r0]
-	ldr r1, _08111F60 @ =gMain
-	ldr r0, _08111F64 @ =0x0000043c
-	adds r1, r0
-	b _0811208E
-	.align 2, 0
-_08111F3C: .4byte gReservedSpritePaletteCount
-_08111F40: .4byte gUnknown_030042A4
-_08111F44: .4byte gUnknown_030042A0
-_08111F48: .4byte gUnknown_030042C0
-_08111F4C: .4byte gUnknown_030041B4
-_08111F50: .4byte gUnknown_03004288
-_08111F54: .4byte gUnknown_03004280
-_08111F58: .4byte gUnknown_030041B0
-_08111F5C: .4byte gUnknown_030041B8
-_08111F60: .4byte gMain
-_08111F64: .4byte 0x0000043c
-_08111F68:
-	ldr r4, _08111F80 @ =gWindowConfig_81E6F84
-	adds r0, r4, 0
-	bl SetUpWindowConfig
-	ldr r0, _08111F84 @ =gUnknown_03004828
-	ldr r0, [r0]
-	adds r0, 0x4
-	adds r1, r4, 0
-	bl InitWindowFromConfig
-	b _08112088
-	.align 2, 0
-_08111F80: .4byte gWindowConfig_81E6F84
-_08111F84: .4byte gUnknown_03004828
-_08111F88:
-	ldr r4, _08111FC8 @ =gUnknown_03004828
-	ldr r0, [r4]
-	adds r0, 0x4
-	bl LoadTextWindowGraphics
-	movs r0, 0x2
-	bl SetTextWindowBaseTileNum
-	ldr r1, [r4]
-	adds r1, 0x34
-	strb r0, [r1]
-	ldr r0, [r4]
-	adds r0, 0x4
-	bl LoadTextWindowGraphics
-	bl MenuZeroFillScreen
-	bl ResetPaletteFade
-	ldr r1, _08111FCC @ =gMain
-	ldr r0, _08111FD0 @ =0x0000043c
-	adds r1, r0
-	ldrb r0, [r1]
-	adds r0, 0x1
-	strb r0, [r1]
-	ldr r0, _08111FD4 @ =HBlankCB_EvolutionScene
-	bl SetHBlankCallback
-	ldr r0, _08111FD8 @ =VBlankCB_TradeEvolutionScene
-	bl SetVBlankCallback
-	b _081120D6
-	.align 2, 0
-_08111FC8: .4byte gUnknown_03004828
-_08111FCC: .4byte gMain
-_08111FD0: .4byte 0x0000043c
-_08111FD4: .4byte HBlankCB_EvolutionScene
-_08111FD8: .4byte VBlankCB_TradeEvolutionScene
-_08111FDC:
-	bl sub_804E22C
-	b _08112088
-_08111FE2:
-	adds r0, r4, 0
-	movs r1, 0x1
-	bl GetMonData
-	adds r6, r0, 0
-	adds r0, r4, 0
-	movs r1, 0
-	bl GetMonData
-	adds r5, r0, 0
-	lsls r0, r7, 3
-	ldr r1, _08112034 @ =gMonFrontPicTable
-	adds r0, r1
-	ldr r1, _08112038 @ =gMonFrontPicCoords
-	lsls r2, r7, 2
-	adds r2, r1
-	ldrb r1, [r2]
-	ldrb r2, [r2, 0x1]
-	movs r3, 0x80
-	lsls r3, 18
-	ldr r4, _0811203C @ =gUnknown_081FAF4C
-	ldr r4, [r4, 0xC]
-	str r4, [sp]
-	str r7, [sp, 0x4]
-	bl DecompressPicFromTable_2
-	adds r0, r7, 0
-	adds r1, r6, 0
-	adds r2, r5, 0
-	bl sub_80409C8
-	ldr r0, [r0]
-	movs r1, 0x90
-	lsls r1, 1
-	movs r2, 0x20
-	bl LoadCompressedPalette
-	ldr r1, _08112040 @ =gMain
-	ldr r0, _08112044 @ =0x0000043c
-	adds r1, r0
-	b _0811208E
-	.align 2, 0
-_08112034: .4byte gMonFrontPicTable
-_08112038: .4byte gMonFrontPicCoords
-_0811203C: .4byte gUnknown_081FAF4C
-_08112040: .4byte gMain
-_08112044: .4byte 0x0000043c
-_08112048:
-	adds r0, r7, 0
-	movs r1, 0x3
-	bl GetMonSpriteTemplate_803C56C
-	ldr r0, _08112098 @ =gUnknown_02024E8C
-	ldr r1, _0811209C @ =gDummySpriteAffineAnimTable
-	str r1, [r0, 0x10]
-	movs r1, 0x78
-	movs r2, 0x40
-	movs r3, 0x1E
-	bl CreateSprite
-	ldr r1, _081120A0 @ =0x02014800
-	lsls r2, r0, 24
-	lsrs r2, 24
-	strb r0, [r1, 0x1]
-	ldr r3, _081120A4 @ =gSprites
-	lsls r1, r2, 4
-	adds r1, r2
-	lsls r1, 2
-	adds r0, r3, 0
-	adds r0, 0x1C
-	adds r0, r1, r0
-	ldr r2, _081120A8 @ =nullsub_37
-	str r2, [r0]
-	adds r1, r3
-	ldrb r2, [r1, 0x5]
-	movs r0, 0xF
-	ands r0, r2
-	movs r2, 0x20
-	orrs r0, r2
-	strb r0, [r1, 0x5]
-_08112088:
-	ldr r1, _081120AC @ =gMain
-	ldr r2, _081120B0 @ =0x0000043c
-	adds r1, r2
-_0811208E:
-	ldrb r0, [r1]
-	adds r0, 0x1
-	strb r0, [r1]
-	b _081120D6
-	.align 2, 0
-_08112098: .4byte gUnknown_02024E8C
-_0811209C: .4byte gDummySpriteAffineAnimTable
-_081120A0: .4byte 0x02014800
-_081120A4: .4byte gSprites
-_081120A8: .4byte nullsub_37
-_081120AC: .4byte gMain
-_081120B0: .4byte 0x0000043c
-_081120B4:
-	movs r0, 0x1
-	negs r0, r0
-	movs r1, 0
-	str r1, [sp]
-	movs r2, 0x10
-	movs r3, 0
-	bl BeginNormalPaletteFade
-	ldr r0, _081120E0 @ =CB2_EvolutionSceneUpdate_1
-	bl SetMainCallback2
-	movs r1, 0x80
-	lsls r1, 19
-	movs r2, 0x9A
-	lsls r2, 5
-	adds r0, r2, 0
-	strh r0, [r1]
-_081120D6:
-	add sp, 0x8
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_081120E0: .4byte CB2_EvolutionSceneUpdate_1
-	thumb_func_end CB2_TradeEvolutionSceneLoadGraphics
 
-	thumb_func_start TradeEvolutionScene
-TradeEvolutionScene: @ 81120E4
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	sub sp, 0x24
-	str r0, [sp, 0x1C]
-	adds r5, r1, 0
-	adds r4, r2, 0
-	mov r10, r3
-	lsls r5, 16
-	lsrs r5, 16
-	lsls r4, 24
-	lsrs r4, 24
-	mov r0, r10
-	lsls r0, 24
-	lsrs r0, 24
-	mov r10, r0
-	ldr r0, [sp, 0x1C]
-	movs r1, 0x2
-	add r2, sp, 0x8
-	bl GetMonData
-	ldr r0, _08112234 @ =gStringVar1
-	add r1, sp, 0x8
-	bl StringCopy10
-	ldr r0, _08112238 @ =gStringVar2
-	movs r1, 0xB
-	muls r1, r5
-	ldr r2, _0811223C @ =gSpeciesNames
-	adds r1, r2
-	bl StringCopy
-	ldr r1, _08112240 @ =gAffineAnimsDisabled
-	movs r0, 0x1
-	strb r0, [r1]
-	ldr r0, [sp, 0x1C]
-	movs r1, 0xB
-	bl GetMonData
-	mov r8, r0
-	mov r1, r8
-	lsls r1, 16
-	lsrs r1, 16
-	mov r8, r1
-	ldr r0, [sp, 0x1C]
-	movs r1, 0
-	bl GetMonData
-	adds r6, r0, 0
-	ldr r0, [sp, 0x1C]
-	movs r1, 0x1
-	bl GetMonData
-	adds r7, r0, 0
-	ldr r2, _08112244 @ =0x02014800
-	mov r9, r2
-	strb r4, [r2]
-	lsls r0, r5, 3
-	ldr r1, _08112248 @ =gMonFrontPicTable
-	adds r0, r1
-	ldr r1, _0811224C @ =gMonFrontPicCoords
-	lsls r2, r5, 2
-	adds r2, r1
-	ldrb r1, [r2]
-	ldrb r2, [r2, 0x1]
-	movs r3, 0x80
-	lsls r3, 18
-	ldr r4, _08112250 @ =gUnknown_081FAF4C
-	ldr r4, [r4, 0x4]
-	str r4, [sp]
-	str r5, [sp, 0x4]
-	bl DecompressPicFromTable_2
-	adds r0, r5, 0
-	adds r1, r7, 0
-	adds r2, r6, 0
-	bl sub_80409C8
-	ldr r0, [r0]
-	movs r1, 0x90
-	lsls r1, 1
-	movs r2, 0x20
-	bl LoadCompressedPalette
-	adds r0, r5, 0
-	movs r1, 0x1
-	bl GetMonSpriteTemplate_803C56C
-	ldr r0, _08112254 @ =gUnknown_02024E8C
-	ldr r1, _08112258 @ =gDummySpriteAffineAnimTable
-	str r1, [r0, 0x10]
-	movs r1, 0x78
-	movs r2, 0x40
-	movs r3, 0x1E
-	bl CreateSprite
-	lsls r1, r0, 24
-	lsrs r2, r1, 24
-	mov r1, r9
-	strb r0, [r1, 0x1]
-	ldr r3, _0811225C @ =gSprites
-	lsls r1, r2, 4
-	adds r1, r2
-	lsls r1, 2
-	adds r0, r3, 0
-	adds r0, 0x1C
-	adds r0, r1, r0
-	ldr r2, _08112260 @ =nullsub_37
-	str r2, [r0]
-	adds r1, r3
-	ldrb r2, [r1, 0x5]
-	movs r0, 0xF
-	ands r0, r2
-	movs r2, 0x20
-	orrs r0, r2
-	strb r0, [r1, 0x5]
-	adds r1, 0x3E
-	ldrb r0, [r1]
-	movs r2, 0x4
-	orrs r0, r2
-	strb r0, [r1]
-	bl LoadEvoSparkleSpriteAndPal
-	ldr r0, _08112264 @ =Task_TradeEvolutionScene
-	movs r1, 0
-	bl CreateTask
-	lsls r1, r0, 24
-	lsrs r2, r1, 24
-	mov r1, r9
-	strb r0, [r1, 0x2]
-	ldr r1, _08112268 @ =gTasks
-	lsls r0, r2, 2
-	adds r0, r2
-	lsls r0, 3
-	adds r0, r1
-	movs r2, 0
-	strh r2, [r0, 0x8]
-	mov r1, r8
-	strh r1, [r0, 0xE]
-	strh r5, [r0, 0x10]
-	mov r2, sp
-	ldrh r2, [r2, 0x1C]
-	strh r2, [r0, 0xA]
-	ldr r1, [sp, 0x1C]
-	lsrs r1, 16
-	str r1, [sp, 0x20]
-	strh r1, [r0, 0xC]
-	movs r1, 0x1
-	strh r1, [r0, 0x14]
-	movs r1, 0
-	strh r1, [r0, 0x1E]
-	mov r2, r10
-	strh r2, [r0, 0x20]
-	ldr r0, _0811226C @ =CB2_EvolutionSceneUpdate_1
-	bl SetMainCallback2
-	add sp, 0x24
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08112234: .4byte gStringVar1
-_08112238: .4byte gStringVar2
-_0811223C: .4byte gSpeciesNames
-_08112240: .4byte gAffineAnimsDisabled
-_08112244: .4byte 0x02014800
-_08112248: .4byte gMonFrontPicTable
-_0811224C: .4byte gMonFrontPicCoords
-_08112250: .4byte gUnknown_081FAF4C
-_08112254: .4byte gUnknown_02024E8C
-_08112258: .4byte gDummySpriteAffineAnimTable
-_0811225C: .4byte gSprites
-_08112260: .4byte nullsub_37
-_08112264: .4byte Task_TradeEvolutionScene
-_08112268: .4byte gTasks
-_0811226C: .4byte CB2_EvolutionSceneUpdate_1
-	thumb_func_end TradeEvolutionScene
-
-	thumb_func_start CB2_EvolutionSceneUpdate_0
-CB2_EvolutionSceneUpdate_0: @ 8112270
-	push {lr}
-	bl AnimateSprites
-	bl BuildOamBuffer
-	ldr r0, _0811228C @ =gUnknown_03004210
-	bl sub_800374C
-	bl UpdatePaletteFade
-	bl RunTasks
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0811228C: .4byte gUnknown_03004210
-	thumb_func_end CB2_EvolutionSceneUpdate_0
-
-	thumb_func_start CB2_EvolutionSceneUpdate_1
-CB2_EvolutionSceneUpdate_1: @ 8112290
-	push {lr}
-	bl AnimateSprites
-	bl BuildOamBuffer
-	ldr r0, _081122B0 @ =gUnknown_03004828
-	ldr r0, [r0]
-	adds r0, 0x4
-	bl sub_80035AC
-	bl UpdatePaletteFade
-	bl RunTasks
-	pop {r0}
-	bx r0
-	.align 2, 0
-_081122B0: .4byte gUnknown_03004828
-	thumb_func_end CB2_EvolutionSceneUpdate_1
-
-	thumb_func_start CreateShedinja
-CreateShedinja: @ 81122B4
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	sub sp, 0x4
-	mov r10, r1
-	lsls r0, 16
-	lsrs r7, r0, 16
-	movs r0, 0
-	str r0, [sp]
-	ldr r0, _081123F4 @ =gEvolutionTable
-	mov r8, r0
-	lsls r1, r7, 2
-	mov r9, r1
-	adds r0, r1, r7
-	lsls r4, r0, 3
-	mov r0, r8
-	adds r6, r4, r0
-	ldrh r0, [r6]
-	cmp r0, 0xD
-	beq _081122E2
-	b _081123E2
-_081122E2:
-	ldr r1, _081123F8 @ =gPlayerPartyCount
-	ldrb r0, [r1]
-	cmp r0, 0x5
-	bhi _081123E2
-	adds r1, r0, 0
-	movs r0, 0x64
-	muls r1, r0
-	ldr r0, _081123FC @ =gPlayerParty
-	adds r5, r1, r0
-	adds r0, r5, 0
-	mov r1, r10
-	movs r2, 0x64
-	bl CopyMon
-	mov r1, r8
-	adds r2, r1, r4
-	adds r2, 0xC
-	adds r0, r5, 0
-	movs r1, 0xB
-	bl SetMonData
-	ldrh r1, [r6, 0xC]
-	movs r0, 0xB
-	adds r2, r1, 0
-	muls r2, r0
-	ldr r0, _08112400 @ =gSpeciesNames
-	adds r2, r0
-	adds r0, r5, 0
-	movs r1, 0x2
-	bl SetMonData
-	adds r0, r5, 0
-	movs r1, 0xC
-	mov r2, sp
-	bl SetMonData
-	adds r0, r5, 0
-	movs r1, 0x8
-	mov r2, sp
-	bl SetMonData
-	adds r0, r5, 0
-	movs r1, 0xA
-	mov r2, sp
-	bl SetMonData
-	movs r4, 0x32
-	mov r6, r9
-_08112342:
-	adds r0, r5, 0
-	adds r1, r4, 0
-	mov r2, sp
-	bl SetMonData
-	adds r4, 0x1
-	cmp r4, 0x36
-	ble _08112342
-	movs r4, 0x43
-_08112354:
-	adds r0, r5, 0
-	adds r1, r4, 0
-	mov r2, sp
-	bl SetMonData
-	adds r4, 0x1
-	cmp r4, 0x4F
-	ble _08112354
-	adds r0, r5, 0
-	movs r1, 0x37
-	mov r2, sp
-	bl SetMonData
-	movs r0, 0xFF
-	str r0, [sp]
-	adds r0, r5, 0
-	movs r1, 0x40
-	mov r2, sp
-	bl SetMonData
-	adds r0, r5, 0
-	bl CalculateMonStats
-	bl CalculatePlayerPartyCount
-	ldr r0, _081123F4 @ =gEvolutionTable
-	adds r4, r6, r7
-	lsls r4, 3
-	adds r4, r0
-	ldrh r0, [r4, 0xC]
-	bl SpeciesToNationalPokedexNum
-	lsls r0, 16
-	lsrs r0, 16
-	movs r1, 0x2
-	bl GetNationalPokedexFlag
-	ldrh r0, [r4, 0xC]
-	bl SpeciesToNationalPokedexNum
-	lsls r0, 16
-	lsrs r0, 16
-	movs r1, 0x3
-	bl GetNationalPokedexFlag
-	adds r0, r5, 0
-	movs r1, 0xB
-	bl GetMonData
-	ldr r1, _08112404 @ =0x0000012f
-	cmp r0, r1
-	bne _081123E2
-	adds r0, r5, 0
-	movs r1, 0x3
-	bl GetMonData
-	cmp r0, 0x1
-	bne _081123E2
-	mov r0, r10
-	movs r1, 0xB
-	bl GetMonData
-	movs r1, 0x97
-	lsls r1, 1
-	cmp r0, r1
-	bne _081123E2
-	ldr r2, _08112408 @ =gUnknown_083F868C
-	adds r0, r5, 0
-	movs r1, 0x2
-	bl SetMonData
-_081123E2:
-	add sp, 0x4
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_081123F4: .4byte gEvolutionTable
-_081123F8: .4byte gPlayerPartyCount
-_081123FC: .4byte gPlayerParty
-_08112400: .4byte gSpeciesNames
-_08112404: .4byte 0x0000012f
-_08112408: .4byte gUnknown_083F868C
-	thumb_func_end CreateShedinja
 
 	thumb_func_start Task_EvolutionScene
 Task_EvolutionScene: @ 811240C
@@ -2379,7 +1107,7 @@ _08112D8C:
 	b _08112FD0
 _08112D9A:
 	ldr r1, [r4, 0x4]
-	ldr r0, _08112DC4 @ =CB2_EvolutionSceneUpdate_0
+	ldr r0, _08112DC4 @ =CB2_EvolutionSceneUpdate
 	cmp r1, r0
 	beq _08112DA4
 	b _08112FD0
@@ -2398,7 +1126,7 @@ _08112DA4:
 	b _08112FCE
 	.align 2, 0
 _08112DC0: .4byte gPaletteFade
-_08112DC4: .4byte CB2_EvolutionSceneUpdate_0
+_08112DC4: .4byte CB2_EvolutionSceneUpdate
 _08112DC8: .4byte gTasks
 _08112DCC:
 	adds r1, r6, 0
@@ -3671,7 +2399,7 @@ _081138CC:
 _081138DA:
 	ldr r0, _08113904 @ =gMain
 	ldr r1, [r0, 0x4]
-	ldr r0, _08113908 @ =CB2_EvolutionSceneUpdate_1
+	ldr r0, _08113908 @ =CB2_TradeEvolutionSceneUpdate
 	cmp r1, r0
 	beq _081138E6
 	b _08113B3A
@@ -3691,7 +2419,7 @@ _081138E6:
 	.align 2, 0
 _08113900: .4byte gPaletteFade
 _08113904: .4byte gMain
-_08113908: .4byte CB2_EvolutionSceneUpdate_1
+_08113908: .4byte CB2_TradeEvolutionSceneUpdate
 _0811390C: .4byte gTasks
 _08113910:
 	adds r1, r6, 0
diff --git a/include/evolution_graphics.h b/include/evolution_graphics.h
index c217f22af..a960f637b 100644
--- a/include/evolution_graphics.h
+++ b/include/evolution_graphics.h
@@ -6,8 +6,10 @@ void LoadEvoSparkleSpriteAndPal(void);
 u8 LaunchTask_PreEvoSparklesSet1(u16 arg0);
 u8 LaunchTask_PreEvoSparklesSet2(void);
 u8 LaunchTask_PostEvoSparklesSet1(void);
-u8 LaunchTask_PostEvoSparklesSet2AndFlash(u16 arg0);
-u8 LaunchTask_PostEvoSparklesSet2AndFlash_Trade(u16 arg0);
+u8 LaunchTask_PostEvoSparklesSet2AndFlash(u16 species);
+u8 LaunchTask_PostEvoSparklesSet2AndFlash_Trade(u16 species);
 u8 sub_8149E7C(u8 preEvoSpriteID, u8 postEvoSpriteID);
 
+#define EvoGraphicsTaskEvoStop  data[8]
+
 #endif // GUARD_EVOLUTION_GRAPHICS_H
diff --git a/include/trade.h b/include/trade.h
new file mode 100644
index 000000000..a4f05e8ed
--- /dev/null
+++ b/include/trade.h
@@ -0,0 +1,18 @@
+#ifndef GUARD_TRADE_H
+#define GUARD_TRADE_H
+
+struct SomeTradeStruct
+{
+    u8 unk0;
+    u8 unk1;
+    u8 unk2;
+    u8 unk3;
+    struct Window field_4;
+    u8 field_34;
+};
+
+extern struct SomeTradeStruct* gUnknown_03004828;
+
+void sub_804E22C(void);
+
+#endif // GUARD_TRADE_H
diff --git a/ld_script.txt b/ld_script.txt
index f7024cba7..b00aafbc6 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -219,6 +219,7 @@ SECTIONS {
         src/field_specials.o(.text);
         src/battle_records.o(.text);
         asm/pokedex_area_screen.o(.text);
+        src/evolution_scene.o(.text);
         asm/evolution_scene.o(.text);
         asm/roulette.o(.text);
         asm/pokedex_cry_screen.o(.text);
diff --git a/shared_syms.txt b/shared_syms.txt
index 884f0e89d..571e0633e 100644
--- a/shared_syms.txt
+++ b/shared_syms.txt
@@ -3,6 +3,8 @@ ewram = 0x2000000;
 
 unk_2004000 = 0x2004000;
 
+gUnk_2009000 = 0x2009000;
+
 unk_2007800 = 0x2007800;
 unk_2007900 = 0x2007900;
 
diff --git a/src/evolution_graphics.c b/src/evolution_graphics.c
index a47e63a59..1fd5bf8fa 100644
--- a/src/evolution_graphics.c
+++ b/src/evolution_graphics.c
@@ -1,4 +1,5 @@
 #include "global.h"
+#include "evolution_graphics.h"
 #include "sprite.h"
 #include "trig.h"
 #include "rng.h"
@@ -376,10 +377,10 @@ static void EvoTask_DestroyPostSet1Task(u8 taskID)
     DestroyTask(taskID);
 }
 
-u8 LaunchTask_PostEvoSparklesSet2AndFlash(u16 arg0)
+u8 LaunchTask_PostEvoSparklesSet2AndFlash(u16 species)
 {
     u8 taskID = CreateTask(EvoTask_BeginPostSparklesSet2_AndFlash, 0);
-    gTasks[taskID].data[2] = arg0;
+    gTasks[taskID].data[2] = species;
     return taskID;
 }
 
@@ -424,10 +425,10 @@ static void EvoTask_DestroyPostSet2AndFlashTask(u8 taskID)
         DestroyTask(taskID);
 }
 
-u8 LaunchTask_PostEvoSparklesSet2AndFlash_Trade(u16 arg0)
+u8 LaunchTask_PostEvoSparklesSet2AndFlash_Trade(u16 species)
 {
     u8 taskID = CreateTask(EvoTask_BeginPostSparklesSet2_AndFlash_Trade, 0);
-    gTasks[taskID].data[2] = arg0;
+    gTasks[taskID].data[2] = species;
     return taskID;
 }
 
diff --git a/src/evolution_scene.c b/src/evolution_scene.c
new file mode 100644
index 000000000..dff128236
--- /dev/null
+++ b/src/evolution_scene.c
@@ -0,0 +1,800 @@
+#include "global.h"
+#include "task.h"
+#include "evolution_graphics.h"
+#include "palette.h"
+#include "main.h"
+#include "text.h"
+#include "text_window.h"
+#include "pokemon.h"
+#include "string_util.h"
+#include "battle.h"
+#include "unknown_task.h"
+#include "data2.h"
+#include "decompress.h"
+#include "m4a.h"
+#include "trade.h"
+#include "menu.h"
+#include "pokedex.h"
+#include "species.h"
+#include "sound.h"
+#include "songs.h"
+#include "rom4.h"
+#include "battle_message.h"
+#include "pokemon_summary_screen.h"
+
+struct EvoInfo
+{
+    u8 preEvoSpriteID;
+    u8 postEvoSpriteID;
+    u8 evoTaskID;
+    u8 field_3;
+};
+
+#define sEvoInfo (*(struct EvoInfo *)(ewram + 0x14800))
+
+void EvolutionRenameMon(struct Pokemon *mon, u16 oldSpecies, u16 newSpecies);
+void sub_8024CEC(void);
+void sub_8023A80(void);
+void sub_802BC6C(void);
+void nullsub_6(void);
+
+extern struct Window gUnknown_03004210;
+extern u16 gUnknown_030042A4;
+extern u16 gUnknown_030042A0;
+extern u16 gUnknown_030042C0;
+extern u16 gUnknown_030041B4;
+extern u16 gUnknown_03004288;
+extern u16 gUnknown_03004280;
+extern u16 gUnknown_030041B0;
+extern u16 gUnknown_030041B8;
+extern u8 gBattleTerrain;
+extern u8 gReservedSpritePaletteCount;
+extern u16 word_2024E82;
+
+extern void * const gUnknown_081FAF4C[];
+extern const u8* const gBattleStringsTable[];
+
+extern struct SpriteTemplate gUnknown_02024E8C;
+extern u8 gUnk_2009000[]; // won't match if I 'ewram' it
+extern bool8 gAffineAnimsDisabled;
+extern MainCallback gUnknown_03005E94;
+
+extern u8 gBattleCommunication[];
+#define sEvoCursorPos        gBattleCommunication[1] // when learning a new move
+#define sEvoGraphicsTaskID   gBattleCommunication[2]
+
+// this file's functions
+void EvolutionScene(struct Pokemon* mon, u16 speciesToEvolve, bool8 canStopEvo, u8 partyID);
+void Task_EvolutionScene(u8 taskID);
+void Task_TradeEvolutionScene(u8 taskID);
+void VBlankCB_EvolutionScene(void);
+void VBlankCB_TradeEvolutionScene(void);
+void HBlankCB_EvolutionScene(void);
+void CB2_EvolutionSceneUpdate(void);
+void CB2_TradeEvolutionSceneUpdate(void);
+
+void CB2_BeginEvolutionScene(void)
+{
+    UpdatePaletteFade();
+    RunTasks();
+}
+
+#define tState          data[0]
+#define tMonPtrHI       data[1]
+#define tMonPtrLO       data[2]
+#define tPreEvoSpecies  data[3]
+#define tPostEvoSpecies data[4]
+#define tCanStop        data[5] // in first fast data[5] only checks that
+#define tBits           data[5] // in the second task, it works as a bitfield
+#define tData6          data[6]
+#define tData8          data[8]
+#define tData9          data[9]
+#define tData10         data[10]
+#define tEvoWasStopped  data[11]
+#define tPartyID        data[12]
+
+#define TASK_BIT_CAN_STOP       0x1
+#define TASK_BIT_x80            0x80
+
+void Task_BeginEvolutionScene(u8 taskID)
+{
+    struct Pokemon* mon = NULL;
+    switch (gTasks[taskID].tState)
+    {
+    case 0:
+        BeginNormalPaletteFade(-1, 0, 0, 0x10, 0);
+        gTasks[taskID].tState++;
+        break;
+    case 1:
+        if (!gPaletteFade.active)
+        {
+            u16 speciesToEvolve;
+            bool8 canStopEvo;
+            u8 partyID;
+
+            mon = (struct Pokemon*)(gTasks[taskID].tMonPtrHI | (gTasks[taskID].tMonPtrLO << 0x10));
+            speciesToEvolve = gTasks[taskID].tPostEvoSpecies;
+            canStopEvo = gTasks[taskID].tCanStop;
+            partyID = gTasks[taskID].tPartyID;
+
+            DestroyTask(taskID);
+            EvolutionScene(mon, speciesToEvolve, canStopEvo, partyID);
+        }
+        break;
+    }
+}
+
+void BeginEvolutionScene(struct Pokemon* mon, u16 speciesToEvolve, bool8 canStopEvo, u8 partyID)
+{
+    u8 taskID = CreateTask(Task_BeginEvolutionScene, 0);
+    gTasks[taskID].tState = 0;
+    gTasks[taskID].tMonPtrHI = (u32)(mon);
+    gTasks[taskID].tMonPtrLO = (u32)(mon) >> 0x10;
+    gTasks[taskID].tPostEvoSpecies = speciesToEvolve;
+    gTasks[taskID].tCanStop = canStopEvo;
+    gTasks[taskID].tPartyID = partyID;
+    SetMainCallback2(CB2_BeginEvolutionScene);
+}
+
+void EvolutionScene(struct Pokemon* mon, u16 speciesToEvolve, bool8 canStopEvo, u8 partyID)
+{
+    u8 name[20];
+    u16 currSpecies;
+    u32 TiD, PiD;
+    const struct CompressedSpritePalette** pokePal;
+    u8 ID;
+    SetHBlankCallback(NULL);
+    SetVBlankCallback(NULL);
+    CpuFill32(0, (void*)(VRAM), VRAM_SIZE);
+
+    REG_MOSAIC = 0;
+    REG_WIN0H = 0;
+    REG_WIN0V = 0;
+    REG_WIN1H = 0;
+    REG_WIN1V = 0;
+    REG_WININ = 0;
+    REG_WINOUT = 0;
+
+    SetUpWindowConfig(&gWindowConfig_81E6C58);
+    ResetPaletteFade();
+
+    gUnknown_030042A4 = 0;
+    gUnknown_030042A0 = 0;
+    gUnknown_030042C0 = 0;
+    gUnknown_030041B4 = 0;
+    gUnknown_03004288 = 0;
+    gUnknown_03004280 = 0;
+    gUnknown_030041B0 = 256;
+    gUnknown_030041B8 = 0;
+
+    InitWindowFromConfig(&gUnknown_03004210, &gWindowConfig_81E6C58);
+    gBattleTerrain = 9;
+
+    sub_800D6D4();
+    sub_800DAB8();
+    ResetSpriteData();
+    remove_some_task();
+    ResetTasks();
+    FreeAllSpritePalettes();
+
+    gReservedSpritePaletteCount = 4;
+
+    GetMonData(mon, MON_DATA_NICKNAME, name);
+    StringCopy10(gStringVar1, name);
+    StringCopy(gStringVar2, gSpeciesNames[speciesToEvolve]);
+
+    // preEvo sprite
+    currSpecies = GetMonData(mon, MON_DATA_SPECIES);
+    TiD = GetMonData(mon, MON_DATA_OT_ID);
+    PiD = GetMonData(mon, MON_DATA_PERSONALITY);
+    DecompressPicFromTable_2(&gMonFrontPicTable[currSpecies],
+                             gMonFrontPicCoords[currSpecies].coords,
+                             gMonFrontPicCoords[currSpecies].y_offset,
+                             (void*)(0x2000000),
+                             gUnknown_081FAF4C[1], currSpecies);
+    pokePal = (void*) sub_80409C8(currSpecies, TiD, PiD);
+    LoadCompressedPalette(*pokePal, 0x110, 0x20);
+
+    GetMonSpriteTemplate_803C56C(currSpecies, 1);
+    gUnknown_02024E8C.affineAnims = gDummySpriteAffineAnimTable;
+    sEvoInfo.preEvoSpriteID = ID = CreateSprite(&gUnknown_02024E8C, 120, 64, 30);
+
+    gSprites[ID].callback = nullsub_37;
+    gSprites[ID].oam.paletteNum = 1;
+    gSprites[ID].invisible = 1;
+
+    // postEvo sprite
+    DecompressPicFromTable_2(&gMonFrontPicTable[speciesToEvolve],
+                             gMonFrontPicCoords[speciesToEvolve].coords,
+                             gMonFrontPicCoords[speciesToEvolve].y_offset,
+                             (void*)(0x2000000),
+                             gUnknown_081FAF4C[3], speciesToEvolve);
+    pokePal = (void*) sub_80409C8(speciesToEvolve, TiD, PiD);
+    LoadCompressedPalette(*pokePal, 0x120, 0x20);
+
+    GetMonSpriteTemplate_803C56C(speciesToEvolve, 3);
+    gUnknown_02024E8C.affineAnims = gDummySpriteAffineAnimTable;
+    sEvoInfo.postEvoSpriteID = ID = CreateSprite(&gUnknown_02024E8C, 120, 64, 30);
+    gSprites[ID].callback = nullsub_37;
+    gSprites[ID].oam.paletteNum = 2;
+    gSprites[ID].invisible = 1;
+
+    LoadEvoSparkleSpriteAndPal();
+
+    sEvoInfo.evoTaskID = ID = CreateTask(Task_EvolutionScene, 0);
+    gTasks[ID].tState = 0;
+    gTasks[ID].tPreEvoSpecies = currSpecies;
+    gTasks[ID].tPostEvoSpecies = speciesToEvolve;
+    gTasks[ID].tMonPtrHI = (u32)(mon);
+    gTasks[ID].tMonPtrLO = (u32)(mon) >> 0x10;
+    gTasks[ID].tCanStop = canStopEvo;
+    gTasks[ID].tData6 = 1;
+    gTasks[ID].tEvoWasStopped = FALSE;
+    gTasks[ID].tPartyID = partyID;
+
+    memcpy(gUnk_2009000, &gPlttBufferUnfaded[0x20], 0x60);
+
+    REG_DISPCNT = DISPCNT_OBJ_ON | DISPCNT_BG_ALL_ON | DISPCNT_OBJ_1D_MAP;
+    SetHBlankCallback(HBlankCB_EvolutionScene);
+    SetVBlankCallback(VBlankCB_EvolutionScene);
+    m4aMPlayAllStop();
+    SetMainCallback2(CB2_EvolutionSceneUpdate);
+}
+
+void CB2_EvolutionSceneLoadGraphics(void)
+{
+    u8 ID;
+    const struct CompressedSpritePalette** pokePal;
+    u16 postEvoSpecies;
+    u32 TiD, PiD;
+    struct Pokemon* Mon = &gPlayerParty[gTasks[sEvoInfo.evoTaskID].tPartyID];
+
+    postEvoSpecies = gTasks[sEvoInfo.evoTaskID].tPostEvoSpecies;
+    TiD = GetMonData(Mon, MON_DATA_OT_ID);
+    PiD = GetMonData(Mon, MON_DATA_PERSONALITY);
+
+    SetHBlankCallback(NULL);
+    SetVBlankCallback(NULL);
+    CpuFill32(0, (void*)(VRAM), VRAM_SIZE);
+
+    REG_MOSAIC = 0;
+    REG_WIN0H = 0;
+    REG_WIN0V = 0;
+    REG_WIN1H = 0;
+    REG_WIN1V = 0;
+    REG_WININ = 0;
+    REG_WINOUT = 0;
+    SetUpWindowConfig(&gWindowConfig_81E6C58);
+    ResetPaletteFade();
+    gUnknown_030042A4 = 0;
+    gUnknown_030042A0 = 0;
+    gUnknown_030042C0 = 0;
+    gUnknown_030041B4 = 0;
+    gUnknown_03004288 = 0;
+    gUnknown_03004280 = 0;
+    gUnknown_030041B0 = 256;
+    gUnknown_030041B8 = 0;
+
+    InitWindowFromConfig(&gUnknown_03004210, &gWindowConfig_81E6C58);
+    gBattleTerrain = 9;
+
+    sub_800D6D4();
+    sub_800DAB8();
+    ResetSpriteData();
+    FreeAllSpritePalettes();
+    gReservedSpritePaletteCount = 4;
+
+    DecompressPicFromTable_2(&gMonFrontPicTable[postEvoSpecies],
+                             gMonFrontPicCoords[postEvoSpecies].coords,
+                             gMonFrontPicCoords[postEvoSpecies].y_offset,
+                             (void*)(0x2000000),
+                             gUnknown_081FAF4C[3], postEvoSpecies);
+    pokePal = (void*) sub_80409C8(postEvoSpecies, TiD, PiD);
+    LoadCompressedPalette(*pokePal, 0x120, 0x20);
+
+    GetMonSpriteTemplate_803C56C(postEvoSpecies, 3);
+    gUnknown_02024E8C.affineAnims = gDummySpriteAffineAnimTable;
+    sEvoInfo.postEvoSpriteID = ID = CreateSprite(&gUnknown_02024E8C, 120, 64, 30);
+
+    gSprites[ID].callback = nullsub_37;
+    gSprites[ID].oam.paletteNum = 2;
+
+    REG_DISPCNT = DISPCNT_OBJ_ON | DISPCNT_BG_ALL_ON | DISPCNT_OBJ_1D_MAP;
+    SetHBlankCallback(HBlankCB_EvolutionScene);
+    SetVBlankCallback(VBlankCB_EvolutionScene);
+    SetMainCallback2(CB2_EvolutionSceneUpdate);
+    BeginNormalPaletteFade(-1, 0, 0x10, 0, 0);
+}
+
+void CB2_TradeEvolutionSceneLoadGraphics(void)
+{
+    struct Pokemon* Mon = &gPlayerParty[gTasks[sEvoInfo.evoTaskID].tPartyID];
+    u16 postEvoSpecies = gTasks[sEvoInfo.evoTaskID].tPostEvoSpecies;
+
+    switch (gMain.state)
+    {
+    case 0:
+        REG_DISPCNT = 0;
+        SetHBlankCallback(NULL);
+        SetVBlankCallback(NULL);
+        ResetSpriteData();
+        FreeAllSpritePalettes();
+        gReservedSpritePaletteCount = 4;
+        gUnknown_030042A4 = 0;
+        gUnknown_030042A0 = 0;
+        gUnknown_030042C0 = 0;
+        gUnknown_030041B4 = 0;
+        gUnknown_03004288 = 0;
+        gUnknown_03004280 = 0;
+        gUnknown_030041B0 = 256;
+        gUnknown_030041B8 = 0;
+        gMain.state++;
+        break;
+    case 1:
+        SetUpWindowConfig(&gWindowConfig_81E6F84);
+        InitWindowFromConfig(&gUnknown_03004828->field_4, &gWindowConfig_81E6F84);
+        gMain.state++;
+        break;
+    case 2:
+        LoadTextWindowGraphics(&gUnknown_03004828->field_4);
+        gUnknown_03004828->field_34 = SetTextWindowBaseTileNum(2);
+        LoadTextWindowGraphics(&gUnknown_03004828->field_4);
+        MenuZeroFillScreen();
+        ResetPaletteFade();
+        gMain.state++;
+        SetHBlankCallback(HBlankCB_EvolutionScene);
+        SetVBlankCallback(VBlankCB_TradeEvolutionScene);
+        break;
+    case 3:
+        sub_804E22C();
+        gMain.state++;
+        break;
+    case 4:
+        {
+            const struct CompressedSpritePalette** pokePal;
+            u32 TiD = GetMonData(Mon, MON_DATA_OT_ID);
+            u32 PiD = GetMonData(Mon, MON_DATA_PERSONALITY);
+            DecompressPicFromTable_2(&gMonFrontPicTable[postEvoSpecies],
+                                     gMonFrontPicCoords[postEvoSpecies].coords,
+                                     gMonFrontPicCoords[postEvoSpecies].y_offset,
+                                     (void*)(0x2000000),
+                                     gUnknown_081FAF4C[3], postEvoSpecies);
+            pokePal = (void*) sub_80409C8(postEvoSpecies, TiD, PiD);
+            LoadCompressedPalette(*pokePal, 0x120, 0x20);
+            gMain.state++;
+        }
+        break;
+    case 5:
+        {
+            u8 ID;
+
+            GetMonSpriteTemplate_803C56C(postEvoSpecies, 3);
+            gUnknown_02024E8C.affineAnims = gDummySpriteAffineAnimTable;
+            sEvoInfo.postEvoSpriteID = ID = CreateSprite(&gUnknown_02024E8C, 120, 64, 30);
+
+            gSprites[ID].callback = nullsub_37;
+            gSprites[ID].oam.paletteNum = 2;
+            gMain.state++;
+        }
+        break;
+    case 6:
+        BeginNormalPaletteFade(-1, 0, 0x10, 0, 0);
+        SetMainCallback2(CB2_TradeEvolutionSceneUpdate);
+        REG_DISPCNT = DISPCNT_OBJ_ON | DISPCNT_BG0_ON | DISPCNT_BG1_ON | DISPCNT_OBJ_1D_MAP;
+        break;
+    }
+}
+
+void TradeEvolutionScene(struct Pokemon* mon, u16 speciesToEvolve, u8 preEvoSpriteID, u8 partyID)
+{
+    u8 name[20];
+    u16 currSpecies;
+    u32 TiD, PiD;
+    const struct CompressedSpritePalette** pokePal;
+    u8 ID;
+
+    GetMonData(mon, MON_DATA_NICKNAME, name);
+    StringCopy10(gStringVar1, name);
+    StringCopy(gStringVar2, gSpeciesNames[speciesToEvolve]);
+
+    gAffineAnimsDisabled = TRUE;
+
+    // preEvo sprite
+    currSpecies = GetMonData(mon, MON_DATA_SPECIES);
+    PiD = GetMonData(mon, MON_DATA_PERSONALITY);
+    TiD = GetMonData(mon, MON_DATA_OT_ID);
+    sEvoInfo.preEvoSpriteID = preEvoSpriteID;
+    DecompressPicFromTable_2(&gMonFrontPicTable[speciesToEvolve],
+                             gMonFrontPicCoords[speciesToEvolve].coords,
+                             gMonFrontPicCoords[speciesToEvolve].y_offset,
+                             (void*)(0x2000000),
+                             gUnknown_081FAF4C[1], speciesToEvolve);
+    pokePal = (void*) sub_80409C8(speciesToEvolve, TiD, PiD);
+    LoadCompressedPalette(*pokePal, 0x120, 0x20);
+
+    GetMonSpriteTemplate_803C56C(speciesToEvolve, 1);
+    gUnknown_02024E8C.affineAnims = gDummySpriteAffineAnimTable;
+    sEvoInfo.postEvoSpriteID = ID = CreateSprite(&gUnknown_02024E8C, 120, 64, 30);
+
+    gSprites[ID].callback = nullsub_37;
+    gSprites[ID].oam.paletteNum = 2;
+    gSprites[ID].invisible = 1;
+
+    LoadEvoSparkleSpriteAndPal();
+
+    sEvoInfo.evoTaskID = ID = CreateTask(Task_TradeEvolutionScene, 0);
+    gTasks[ID].tState = 0;
+    gTasks[ID].tPreEvoSpecies = currSpecies;
+    gTasks[ID].tPostEvoSpecies = speciesToEvolve;
+    gTasks[ID].tMonPtrHI = (u32)(mon);
+    gTasks[ID].tMonPtrLO = (u32)(mon) >> 0x10;
+    gTasks[ID].tData6 = 1;
+    gTasks[ID].tEvoWasStopped = FALSE;
+    gTasks[ID].tPartyID = partyID;
+
+    SetMainCallback2(CB2_TradeEvolutionSceneUpdate);
+}
+
+void CB2_EvolutionSceneUpdate(void)
+{
+    AnimateSprites();
+    BuildOamBuffer();
+    sub_800374C(&gUnknown_03004210);
+    UpdatePaletteFade();
+    RunTasks();
+}
+
+void CB2_TradeEvolutionSceneUpdate(void)
+{
+    AnimateSprites();
+    BuildOamBuffer();
+    sub_80035AC(&gUnknown_03004828->field_4);
+    UpdatePaletteFade();
+    RunTasks();
+}
+
+extern const u8 gUnknown_083F868C[];
+
+void CreateShedinja(u16 preEvoSpecies, struct Pokemon* mon)
+{
+    u32 data = 0;
+    if (gEvolutionTable[preEvoSpecies].evolutions[0].method == EVO_LEVEL_NINJASK && gPlayerPartyCount < 6)
+    {
+        s32 i;
+        struct Pokemon* Shedinja = &gPlayerParty[gPlayerPartyCount];
+        const struct EvolutionData* EvoTable;
+        const struct EvolutionData* Evos;
+
+        CopyMon(Shedinja, mon, sizeof(struct Pokemon));
+        SetMonData(Shedinja, MON_DATA_SPECIES, (void*)(&gEvolutionTable[preEvoSpecies].evolutions[1].targetSpecies));
+        SetMonData(Shedinja, MON_DATA_NICKNAME, (void*)(gSpeciesNames[gEvolutionTable[preEvoSpecies].evolutions[1].targetSpecies]));
+        SetMonData(Shedinja, MON_DATA_HELD_ITEM, (void*)(&data));
+        SetMonData(Shedinja, MON_DATA_MARKINGS, (void*)(&data));
+        SetMonData(Shedinja, MON_DATA_10, (void*)(&data));
+        for (i = MON_DATA_COOL_RIBBON; i < MON_DATA_COOL_RIBBON + 5; i++)
+            SetMonData(Shedinja, i, (void*)(&data));
+        for (i = MON_DATA_CHAMPION_RIBBON; i <= MON_DATA_FATEFUL_ENCOUNTER; i++)
+            SetMonData(Shedinja, i, (void*)(&data));
+        SetMonData(Shedinja, MON_DATA_STATUS, (void*)(&data));
+        data = 0xFF;
+        SetMonData(Shedinja, MON_DATA_MAIL, (void*)(&data));
+
+        CalculateMonStats(Shedinja);
+        CalculatePlayerPartyCount();
+
+        // can't match it otherwise, ehh
+        EvoTable = gEvolutionTable;
+        Evos = EvoTable + preEvoSpecies;
+        GetNationalPokedexFlag(SpeciesToNationalPokedexNum(Evos->evolutions[1].targetSpecies), 2);
+        GetNationalPokedexFlag(SpeciesToNationalPokedexNum(Evos->evolutions[1].targetSpecies), 3);
+
+        if (GetMonData(Shedinja, MON_DATA_SPECIES) == SPECIES_SHEDINJA
+            && GetMonData(Shedinja, MON_DATA_LANGUAGE) == LANGUAGE_JAPANESE
+            && GetMonData(mon, MON_DATA_SPECIES) == SPECIES_NINJASK)
+                SetMonData(Shedinja, MON_DATA_NICKNAME, gUnknown_083F868C);
+    }
+}
+
+extern const u8 gUnknown_08400C4A[];
+extern const u8 gUnknown_08400C60[];
+extern const u8 gUnknown_08400C8D[];
+
+void Task_EvolutionScene(u8 taskID)
+{
+    struct Pokemon* mon = (struct Pokemon*)(gTasks[taskID].tMonPtrHI | (gTasks[taskID].tMonPtrLO << 0x10));
+
+    // check if B Button was held, so the evolution gets stopped
+    if (gMain.newAndRepeatedKeys == B_BUTTON && gTasks[taskID].tState != 8 && gTasks[taskID].tBits & TASK_BIT_CAN_STOP)
+    {
+        gTasks[taskID].tState = 16;
+        if (gTasks[sEvoGraphicsTaskID].isActive)
+            gTasks[sEvoGraphicsTaskID].EvoGraphicsTaskEvoStop = TRUE;
+    }
+    switch (gTasks[taskID].tState)
+    {
+    case 0:
+        BeginNormalPaletteFade(-1, 0, 0x10, 0, 0);
+        gSprites[sEvoInfo.preEvoSpriteID].invisible = 0;
+        gTasks[taskID].tState++;
+        break;
+    case 1:
+        if (!gPaletteFade.active)
+        {
+            StringExpandPlaceholders(gStringVar4, gUnknown_08400C4A);
+            sub_8002EB0(&gUnknown_03004210, gStringVar4, 144, 2, 15);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 2:
+        if (gUnknown_03004210.state == 0)
+        {
+            PlayCry1(gTasks[taskID].tPreEvoSpecies, 0);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 3:
+        if (IsCryFinished)
+        {
+            PlaySE(BGM_ME_SHINKA);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 4:
+        if (!IsSEPlaying)
+        {
+            PlayNewMapMusic(BGM_SHINKA);
+            gTasks[taskID].tState++;
+            BeginNormalPaletteFade(0x1C, 4, 0, 0x10, 0);
+        }
+        break;
+    case 5:
+        if (!gPaletteFade.active)
+        {
+            sEvoGraphicsTaskID = LaunchTask_PreEvoSparklesSet1(17);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 6:
+        if (!gTasks[sEvoGraphicsTaskID].isActive)
+        {
+            gTasks[taskID].tState++;
+            sEvoInfo.field_3 = 1;
+            sEvoGraphicsTaskID = LaunchTask_PreEvoSparklesSet2();
+        }
+        break;
+    case 7:
+        if (!gTasks[sEvoGraphicsTaskID].isActive)
+        {
+            sEvoGraphicsTaskID = sub_8149E7C(sEvoInfo.preEvoSpriteID, sEvoInfo.postEvoSpriteID);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 8:
+        if (--sEvoInfo.field_3 == 0)
+        {
+            sEvoInfo.field_3 = 3;
+            if (!gTasks[sEvoGraphicsTaskID].isActive)
+                gTasks[taskID].tState++;
+        }
+        break;
+    case 9:
+        sEvoGraphicsTaskID = LaunchTask_PostEvoSparklesSet1();
+        gTasks[taskID].tState++;
+        break;
+    case 10:
+        if (!gTasks[sEvoGraphicsTaskID].isActive)
+        {
+            sEvoGraphicsTaskID = LaunchTask_PostEvoSparklesSet2AndFlash(gTasks[taskID].tPostEvoSpecies);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 11:
+        if (!gTasks[sEvoGraphicsTaskID].isActive)
+        {
+            PlaySE(SE_EXP);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 12:
+        if (!IsSEPlaying)
+        {
+            m4aMPlayAllStop();
+            PlayCry1(gTasks[taskID].tPostEvoSpecies, 0);
+            memcpy(&gPlttBufferUnfaded[0x20], gUnk_2009000, 0x60);
+            BeginNormalPaletteFade(0x1C, 0, 0, 0x10, 0);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 13:
+        if (IsCryFinished && !gPaletteFade.active)
+        {
+            StringExpandPlaceholders(gStringVar4, gUnknown_08400C60);
+            sub_8002EB0(&gUnknown_03004210, gStringVar4, 144, 2, 15);
+            PlayBGM(BGM_FANFA5);
+            gTasks[taskID].tState++;
+            SetMonData(mon, MON_DATA_SPECIES, (void*)(&gTasks[taskID].tPostEvoSpecies));
+            CalculateMonStats(mon);
+            EvolutionRenameMon(mon, gTasks[taskID].tPreEvoSpecies, gTasks[taskID].tPostEvoSpecies);
+            GetNationalPokedexFlag(SpeciesToNationalPokedexNum(gTasks[taskID].tPostEvoSpecies), 2);
+            GetNationalPokedexFlag(SpeciesToNationalPokedexNum(gTasks[taskID].tPostEvoSpecies), 3);
+            IncrementGameStat(14);
+        }
+        break;
+    case 14:
+        if (gUnknown_03004210.state == 0)
+        {
+            u16 var = sub_803B7C8(mon, gTasks[taskID].tData6);
+            if (var != 0 && !gTasks[taskID].tEvoWasStopped)
+            {
+                u8 text[11];
+
+                gTasks[taskID].tBits |= TASK_BIT_x80;
+                gTasks[taskID].tData6 = 0;
+                gTasks[taskID].tData8 = 0;
+                GetMonData(mon, MON_DATA_NICKNAME, text);
+                StringCopy10(gBattleTextBuff1, text);
+                if (var == 0xFFFF)
+                    gTasks[taskID].tState = 21;
+                else if (var == 0xFFFE)
+                    break;
+                else
+                    gTasks[taskID].tState = 19;
+            }
+            else
+            {
+                BeginNormalPaletteFade(-1, 0, 0, 0x10, 0);
+                gTasks[taskID].tState++;
+            }
+        }
+        break;
+    case 15: // task has finished, return
+        if (!gPaletteFade.active)
+        {
+            if (!(gTasks[taskID].tBits & TASK_BIT_x80))
+                sub_8053E90();
+            if (!gTasks[taskID].tEvoWasStopped)
+                CreateShedinja(gTasks[taskID].tPreEvoSpecies, mon);
+            DestroyTask(taskID);
+            SetMainCallback2(gUnknown_03005E94);
+        }
+        break;
+    case 16: // evolution has been canceled
+        if (!gTasks[sEvoGraphicsTaskID].isActive)
+        {
+            m4aMPlayAllStop();
+            BeginNormalPaletteFade(0x6001C, 0, 0x10, 0, 0x7FFF);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 17: // play cry of the pokemon trying to evolve again, evolution has been stopped
+        if (!gPaletteFade.active)
+        {
+            PlayCry1(gTasks[taskID].tPreEvoSpecies, 0);
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 18: // after the cry, print the string 'WHOA IT DID NOT EVOLVE!!!'
+        if (IsCryFinished)
+        {
+            StringExpandPlaceholders(gStringVar4, gUnknown_08400C8D);
+            sub_8002EB0(&gUnknown_03004210, gStringVar4, 144, 2, 15);
+            gTasks[taskID].tEvoWasStopped = TRUE;
+            gTasks[taskID].tState = 14;
+        }
+        break;
+    case 19: // yay, your poke evolved so it would be nice to print a msg that says it
+        if (gUnknown_03004210.state == 0 && !IsSEPlaying())
+        {
+            sub_8024CEC();
+            PlayFanfare(BGM_FANFA1);
+            StrCpyDecodeToDisplayedStringBattle(gBattleStringsTable[3]);
+            sub_8002EB0(&gUnknown_03004210, gStringVar4, 144, 2, 15);
+            gTasks[taskID].tData6 = 0x40;
+            gTasks[taskID].tState++;
+        }
+        break;
+    case 20:
+        if (gUnknown_03004210.state == 0 && !IsSEPlaying() && --gTasks[taskID].tData6 == 0)
+            gTasks[taskID].tState = 14;
+        break;
+    case 21: // try to learn a new move
+        switch (gTasks[taskID].tData8)
+        {
+        case 0:
+            if (gUnknown_03004210.state == 0 && !IsSEPlaying())
+            {
+                sub_8024CEC();
+                StrCpyDecodeToDisplayedStringBattle(gBattleStringsTable[4]);
+                sub_8002EB0(&gUnknown_03004210, gStringVar4, 144, 2, 15);
+                gTasks[taskID].tData8++;
+            }
+            break;
+        case 1:
+            if (gUnknown_03004210.state == 0 && !IsSEPlaying())
+            {
+                StrCpyDecodeToDisplayedStringBattle(gBattleStringsTable[5]);
+                sub_8002EB0(&gUnknown_03004210, gStringVar4, 144, 2, 15);
+                gTasks[taskID].tData8++;
+            }
+            break;
+        case 2:
+            if (gUnknown_03004210.state != 0)
+                break;
+            if (!IsSEPlaying())
+            {
+                StrCpyDecodeToDisplayedStringBattle(gBattleStringsTable[6]);
+                sub_8002EB0(&gUnknown_03004210, gStringVar4, 144, 2, 15);
+                gTasks[taskID].tData9 = 5;
+                gTasks[taskID].tData10 = 9;
+                gTasks[taskID].tData8++;
+            }
+        case 3:
+            if (gUnknown_03004210.state == 0 && !IsSEPlaying())
+            {
+                sub_8023A80();
+                gTasks[taskID].tData8++;
+                sEvoCursorPos = 0;
+                sub_802BC6C();
+            }
+            break;
+        case 4:
+            if (gMain.newKeys & DPAD_UP && sEvoCursorPos != 0)
+            {
+                PlaySE(SE_SELECT);
+                nullsub_6();
+                sEvoCursorPos = 0;
+                sub_802BC6C();
+            }
+            if (gMain.newKeys & DPAD_DOWN && sEvoCursorPos == 0)
+            {
+                PlaySE(SE_SELECT);
+                nullsub_6();
+                sEvoCursorPos = 1;
+                sub_802BC6C();
+            }
+            if (gMain.newKeys & A_BUTTON)
+            {
+                StrCpyDecodeToDisplayedStringBattle(gBattleStringsTable[292]);
+                sub_8002EB0(&gUnknown_03004210, gStringVar4, 144, 2, 15);
+                PlaySE(SE_SELECT);
+                if (sEvoCursorPos != 0)
+                    gTasks[taskID].tData8 = gTasks[taskID].tData10;
+                else
+                {
+                    gTasks[taskID].tData8 = gTasks[taskID].tData9;
+                    if (gTasks[taskID].tData8 == 5)
+                        BeginNormalPaletteFade(-1, 0, 0, 0x10, 0);
+                }
+            }
+            if (gMain.newKeys & B_BUTTON)
+            {
+                StrCpyDecodeToDisplayedStringBattle(gBattleStringsTable[292]);
+                sub_8002EB0(&gUnknown_03004210, gStringVar4, 144, 2, 15);
+                PlaySE(SE_SELECT);
+                gTasks[taskID].tData8 = gTasks[taskID].tData10;
+            }
+            break;
+        case 5:
+            if (!gPaletteFade.active)
+            {
+                sub_809D9F0(gPlayerParty, gTasks[taskID].tPartyID,
+                            gPlayerPartyCount - 1, CB2_EvolutionSceneLoadGraphics,
+                            word_2024E82);
+                gTasks[taskID].tData8++;
+            }
+            break;
+        case 6:
+            if (!gPaletteFade.active && gMain.callback2 == CB2_EvolutionSceneUpdate)
+            {
+                if (sub_809FA30() == 4)
+                    gTasks[taskID].tData8 = 9;
+                else
+                {
+
+                }
+            }
+            break;
+        }
+        break;
+    }
+}