start decompiling battle_2 (#289)

* start decompiling

* tired. finish later

* decompile some more

* BATTLE_TYPE_40 -> BATTLE_TYPE_MULTI

4 files changed, 554 insertions, 1283 deletions

diff --git a/asm/battle_2.s b/asm/battle_2.s
index 004d1eadf..300c53114 100644
--- a/asm/battle_2.s
+++ b/asm/battle_2.s
@@ -6,1285 +6,6 @@
 
 	.text
 
-	thumb_func_start sub_800E7C4
-sub_800E7C4: @ 800E7C4
-	push {lr}
-	ldr r0, _0800E7E4 @ =gBattleTypeFlags
-	ldrh r1, [r0]
-	movs r0, 0x40
-	ands r0, r1
-	cmp r0, 0
-	beq _0800E7F0
-	bl sub_800B858
-	ldr r0, _0800E7E8 @ =sub_800F104
-	bl SetMainCallback2
-	ldr r1, _0800E7EC @ =gUnknown_02024D1E
-	movs r0, 0
-	strb r0, [r1]
-	b _0800E7F4
-	.align 2, 0
-_0800E7E4: .4byte gBattleTypeFlags
-_0800E7E8: .4byte sub_800F104
-_0800E7EC: .4byte gUnknown_02024D1E
-_0800E7F0:
-	bl sub_800E7F8
-_0800E7F4:
-	pop {r0}
-	bx r0
-	thumb_func_end sub_800E7C4
-
-	thumb_func_start sub_800E7F8
-sub_800E7F8: @ 800E7F8
-	push {r4,r5,lr}
-	sub sp, 0x4
-	movs r0, 0
-	bl SetHBlankCallback
-	movs r0, 0
-	bl SetVBlankCallback
-	movs r4, 0
-	str r4, [sp]
-	movs r1, 0xC0
-	lsls r1, 19
-	ldr r2, _0800E90C @ =0x05006000
-	mov r0, sp
-	bl CpuSet
-	ldr r0, _0800E910 @ =REG_MOSAIC
-	strh r4, [r0]
-	subs r0, 0xC
-	movs r2, 0xF0
-	strh r2, [r0]
-	adds r0, 0x4
-	ldr r3, _0800E914 @ =0x00005051
-	adds r1, r3, 0
-	strh r1, [r0]
-	adds r0, 0x4
-	strh r4, [r0]
-	adds r0, 0x2
-	strh r4, [r0]
-	ldr r0, _0800E918 @ =gUnknown_030042C4
-	strh r2, [r0]
-	ldr r0, _0800E91C @ =gUnknown_03004240
-	strh r1, [r0]
-	bl dp12_8087EA4
-	ldr r0, _0800E920 @ =gUnknown_03004DE0
-	movs r3, 0xF0
-	movs r5, 0xF0
-	lsls r5, 3
-	adds r2, r0, r5
-	movs r1, 0x4F
-_0800E84A:
-	strh r3, [r0]
-	strh r3, [r2]
-	adds r2, 0x2
-	adds r0, 0x2
-	subs r1, 0x1
-	cmp r1, 0
-	bge _0800E84A
-	movs r1, 0x50
-	ldr r4, _0800E924 @ =gUnknown_081F9674
-	ldr r0, _0800E920 @ =gUnknown_03004DE0
-	ldr r3, _0800E928 @ =0x0000ff10
-	movs r5, 0x82
-	lsls r5, 4
-	adds r2, r0, r5
-	adds r0, 0xA0
-_0800E868:
-	strh r3, [r0]
-	strh r3, [r2]
-	adds r2, 0x2
-	adds r0, 0x2
-	adds r1, 0x1
-	cmp r1, 0x9F
-	ble _0800E868
-	ldr r0, [r4]
-	ldr r1, [r4, 0x4]
-	ldr r2, [r4, 0x8]
-	bl sub_80895F8
-	ldr r4, _0800E92C @ =gWindowConfig_81E6C58
-	adds r0, r4, 0
-	bl SetUpWindowConfig
-	bl ResetPaletteFade
-	ldr r0, _0800E930 @ =gUnknown_030042A4
-	movs r1, 0
-	strh r1, [r0]
-	ldr r0, _0800E934 @ =gUnknown_030042A0
-	strh r1, [r0]
-	ldr r0, _0800E938 @ =gUnknown_030042C0
-	strh r1, [r0]
-	ldr r0, _0800E93C @ =gUnknown_030041B4
-	strh r1, [r0]
-	ldr r0, _0800E940 @ =gUnknown_03004288
-	strh r1, [r0]
-	ldr r0, _0800E944 @ =gUnknown_03004280
-	strh r1, [r0]
-	ldr r0, _0800E948 @ =gUnknown_030041B0
-	strh r1, [r0]
-	ldr r0, _0800E94C @ =gUnknown_030041B8
-	strh r1, [r0]
-	bl GetBattleTerrain
-	ldr r1, _0800E950 @ =gBattleTerrain
-	strb r0, [r1]
-	ldr r0, _0800E954 @ =gUnknown_03004210
-	adds r1, r4, 0
-	bl InitWindowFromConfig
-	ldr r0, _0800E958 @ =gUnknown_030041D0
-	ldr r1, _0800E95C @ =gWindowConfig_81E71D0
-	bl InitWindowFromConfig
-	ldr r0, _0800E960 @ =gUnknown_03004250
-	ldr r1, _0800E964 @ =gWindowConfig_81E71EC
-	bl InitWindowFromConfig
-	bl sub_800D6D4
-	bl sub_800DAB8
-	bl ResetSpriteData
-	bl ResetTasks
-	bl sub_800E23C
-	bl FreeAllSpritePalettes
-	ldr r1, _0800E968 @ =gReservedSpritePaletteCount
-	movs r0, 0x4
-	strb r0, [r1]
-	ldr r0, _0800E96C @ =sub_800FCFC
-	bl SetVBlankCallback
-	bl setup_poochyena_battle
-	ldr r0, _0800E970 @ =gBattleTypeFlags
-	ldrh r1, [r0]
-	movs r0, 0x40
-	ands r0, r1
-	cmp r0, 0
-	beq _0800E978
-	ldr r0, _0800E974 @ =sub_800F298
-	bl SetMainCallback2
-	b _0800E97E
-	.align 2, 0
-_0800E90C: .4byte 0x05006000
-_0800E910: .4byte REG_MOSAIC
-_0800E914: .4byte 0x00005051
-_0800E918: .4byte gUnknown_030042C4
-_0800E91C: .4byte gUnknown_03004240
-_0800E920: .4byte gUnknown_03004DE0
-_0800E924: .4byte gUnknown_081F9674
-_0800E928: .4byte 0x0000ff10
-_0800E92C: .4byte gWindowConfig_81E6C58
-_0800E930: .4byte gUnknown_030042A4
-_0800E934: .4byte gUnknown_030042A0
-_0800E938: .4byte gUnknown_030042C0
-_0800E93C: .4byte gUnknown_030041B4
-_0800E940: .4byte gUnknown_03004288
-_0800E944: .4byte gUnknown_03004280
-_0800E948: .4byte gUnknown_030041B0
-_0800E94C: .4byte gUnknown_030041B8
-_0800E950: .4byte gBattleTerrain
-_0800E954: .4byte gUnknown_03004210
-_0800E958: .4byte gUnknown_030041D0
-_0800E95C: .4byte gWindowConfig_81E71D0
-_0800E960: .4byte gUnknown_03004250
-_0800E964: .4byte gWindowConfig_81E71EC
-_0800E968: .4byte gReservedSpritePaletteCount
-_0800E96C: .4byte sub_800FCFC
-_0800E970: .4byte gBattleTypeFlags
-_0800E974: .4byte sub_800F298
-_0800E978:
-	ldr r0, _0800E9CC @ =sub_800EC9C
-	bl SetMainCallback2
-_0800E97E:
-	ldr r0, _0800E9D0 @ =gBattleTypeFlags
-	ldrh r1, [r0]
-	movs r0, 0x2
-	ands r0, r1
-	cmp r0, 0
-	bne _0800E998
-	ldr r0, _0800E9D4 @ =gEnemyParty
-	ldr r1, _0800E9D8 @ =gTrainerBattleOpponent
-	ldrh r1, [r1]
-	bl sub_800F8E8
-	bl SetWildMonHeldItem
-_0800E998:
-	ldr r0, _0800E9DC @ =gMain
-	ldr r1, _0800E9E0 @ =0x0000043d
-	adds r0, r1
-	ldrb r1, [r0]
-	movs r2, 0x2
-	orrs r1, r2
-	strb r1, [r0]
-	ldr r4, _0800E9E4 @ =gPlayerParty
-	movs r3, 0xFA
-	lsls r3, 1
-	adds r5, r4, r3
-_0800E9AE:
-	adds r0, r4, 0
-	movs r1, 0x3
-	bl AdjustFriendship
-	adds r4, 0x64
-	cmp r4, r5
-	ble _0800E9AE
-	movs r1, 0
-	ldr r0, _0800E9E8 @ =gUnknown_02024D1E
-	strb r1, [r0]
-	add sp, 0x4
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800E9CC: .4byte sub_800EC9C
-_0800E9D0: .4byte gBattleTypeFlags
-_0800E9D4: .4byte gEnemyParty
-_0800E9D8: .4byte gTrainerBattleOpponent
-_0800E9DC: .4byte gMain
-_0800E9E0: .4byte 0x0000043d
-_0800E9E4: .4byte gPlayerParty
-_0800E9E8: .4byte gUnknown_02024D1E
-	thumb_func_end sub_800E7F8
-
-	thumb_func_start sub_800E9EC
-sub_800E9EC: @ 800E9EC
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	movs r6, 0
-	mov r9, r6
-	movs r0, 0xCE
-	lsls r0, 1
-	mov r10, r0
-	mov r8, r6
-_0800EA02:
-	movs r0, 0x64
-	mov r4, r9
-	muls r4, r0
-	ldr r0, _0800EAA4 @ =gPlayerParty
-	adds r4, r0
-	adds r0, r4, 0
-	movs r1, 0x41
-	bl GetMonData
-	lsls r0, 16
-	lsrs r5, r0, 16
-	adds r0, r4, 0
-	movs r1, 0x39
-	bl GetMonData
-	lsls r0, 16
-	lsrs r7, r0, 16
-	adds r0, r4, 0
-	movs r1, 0x37
-	bl GetMonData
-	adds r1, r0, 0
-	cmp r5, 0
-	beq _0800EA7E
-	cmp r5, r10
-	beq _0800EA4A
-	cmp r7, 0
-	beq _0800EA4A
-	cmp r1, 0
-	bne _0800EA4A
-	movs r0, 0x1
-	mov r2, r8
-	lsls r0, r2
-	orrs r6, r0
-	lsls r0, r6, 16
-	lsrs r6, r0, 16
-_0800EA4A:
-	cmp r5, 0
-	beq _0800EA7E
-	cmp r7, 0
-	beq _0800EA66
-	cmp r5, r10
-	beq _0800EA5A
-	cmp r1, 0
-	beq _0800EA66
-_0800EA5A:
-	movs r0, 0x2
-	mov r1, r8
-	lsls r0, r1
-	orrs r6, r0
-	lsls r0, r6, 16
-	lsrs r6, r0, 16
-_0800EA66:
-	cmp r5, 0
-	beq _0800EA7E
-	cmp r5, r10
-	beq _0800EA7E
-	cmp r7, 0
-	bne _0800EA7E
-	movs r0, 0x3
-	mov r2, r8
-	lsls r0, r2
-	orrs r6, r0
-	lsls r0, r6, 16
-	lsrs r6, r0, 16
-_0800EA7E:
-	movs r0, 0x2
-	add r8, r0
-	movs r1, 0x1
-	add r9, r1
-	mov r2, r9
-	cmp r2, 0x5
-	ble _0800EA02
-	ldr r1, _0800EAA8 @ =0x02000000
-	strb r6, [r1, 0x2]
-	lsrs r0, r6, 8
-	strb r0, [r1, 0x3]
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800EAA4: .4byte gPlayerParty
-_0800EAA8: .4byte 0x02000000
-	thumb_func_end sub_800E9EC
-
-	thumb_func_start sub_800EAAC
-sub_800EAAC: @ 800EAAC
-	push {r4-r6,lr}
-	ldr r4, _0800EAF4 @ =0x02000004
-	movs r2, 0
-	ldr r6, _0800EAF8 @ =gSaveBlock1
-	ldr r0, _0800EAFC @ =0x00003160
-	adds r3, r6, r0
-_0800EAB8:
-	adds r0, r4, r2
-	adds r1, r2, r3
-	ldrb r1, [r1]
-	strb r1, [r0]
-	adds r2, 0x1
-	cmp r2, 0x6
-	ble _0800EAB8
-	movs r2, 0
-	adds r3, r4, 0
-	adds r3, 0x8
-	ldr r5, _0800EB00 @ =gSaveBlock1 + 0x3676
-_0800EACE:
-	adds r0, r3, r2
-	adds r1, r2, r5
-	ldrb r1, [r1]
-	strb r1, [r0]
-	adds r2, 0x1
-	cmp r2, 0x11
-	ble _0800EACE
-	ldr r1, _0800EB04 @ =0x00003688
-	adds r0, r6, r1
-	ldrb r0, [r0]
-	strb r0, [r4, 0x7]
-	adds r1, 0x1
-	adds r0, r6, r1
-	ldrb r0, [r0]
-	strb r0, [r4, 0x1A]
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800EAF4: .4byte 0x02000004
-_0800EAF8: .4byte gSaveBlock1
-_0800EAFC: .4byte 0x00003160
-_0800EB00: .4byte gSaveBlock1 + 0x3676
-_0800EB04: .4byte 0x00003688
-	thumb_func_end sub_800EAAC
-
-	thumb_func_start sub_800EB08
-sub_800EB08: @ 800EB08
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	ldr r0, _0800EB84 @ =gBattleTypeFlags
-	ldrh r1, [r0]
-	movs r0, 0x2
-	ands r0, r1
-	cmp r0, 0
-	bne _0800EBA4
-	movs r3, 0
-	ldr r5, _0800EB88 @ =gEnigmaBerries
-	ldr r0, _0800EB8C @ =gSaveBlock1
-	mov r12, r0
-	adds r7, r5, 0
-	ldr r6, _0800EB90 @ =0x00003160
-	add r6, r12
-	adds r4, r5, 0
-	adds r4, 0x38
-_0800EB30:
-	adds r1, r3, r7
-	adds r2, r3, r6
-	ldrb r0, [r2]
-	strb r0, [r1]
-	adds r1, r3, r4
-	ldrb r0, [r2]
-	strb r0, [r1]
-	adds r3, 0x1
-	cmp r3, 0x6
-	ble _0800EB30
-	movs r3, 0
-	ldr r4, _0800EB94 @ =gUnknown_02024DF8
-	ldr r7, _0800EB98 @ =gSaveBlock1 + 0x3676
-	adds r6, r4, 0
-	adds r6, 0x38
-_0800EB4E:
-	adds r1, r3, r4
-	adds r2, r3, r7
-	ldrb r0, [r2]
-	strb r0, [r1]
-	adds r1, r3, r6
-	ldrb r0, [r2]
-	strb r0, [r1]
-	adds r3, 0x1
-	cmp r3, 0x11
-	ble _0800EB4E
-	ldr r1, _0800EB9C @ =0x00003688
-	add r1, r12
-	ldrb r0, [r1]
-	strb r0, [r5, 0x7]
-	ldrb r0, [r1]
-	adds r1, r5, 0
-	adds r1, 0x3F
-	strb r0, [r1]
-	ldr r1, _0800EBA0 @ =0x00003689
-	add r1, r12
-	ldrb r0, [r1]
-	strb r0, [r5, 0x1A]
-	ldrb r1, [r1]
-	adds r0, r5, 0
-	adds r0, 0x52
-	strb r1, [r0]
-	b _0800EC28
-	.align 2, 0
-_0800EB84: .4byte gBattleTypeFlags
-_0800EB88: .4byte gEnigmaBerries
-_0800EB8C: .4byte gSaveBlock1
-_0800EB90: .4byte 0x00003160
-_0800EB94: .4byte gUnknown_02024DF8
-_0800EB98: .4byte gSaveBlock1 + 0x3676
-_0800EB9C: .4byte 0x00003688
-_0800EBA0: .4byte 0x00003689
-_0800EBA4:
-	movs r0, 0x40
-	ands r0, r1
-	movs r1, 0x2
-	mov r8, r1
-	cmp r0, 0
-	beq _0800EBB4
-	movs r0, 0x4
-	mov r8, r0
-_0800EBB4:
-	movs r3, 0
-	cmp r3, r8
-	bge _0800EC28
-	ldr r1, _0800EC38 @ =gEnigmaBerries
-	mov r12, r1
-	ldr r0, _0800EC3C @ =gBlockRecvBuffer + 0x4
-	mov r10, r0
-	movs r1, 0x8
-	add r1, r12
-	mov r9, r1
-_0800EBC8:
-	lsls r0, r3, 8
-	mov r1, r10
-	adds r5, r0, r1
-	lsls r0, r3, 3
-	subs r0, r3
-	lsls r0, 2
-	ldr r1, _0800EC40 @ =gLinkPlayers
-	adds r0, r1
-	ldrb r4, [r0, 0x18]
-	movs r2, 0
-	adds r7, r3, 0x1
-	lsls r1, r4, 3
-	subs r0, r1, r4
-	adds r6, r1, 0
-	lsls r0, 2
-	mov r1, r12
-	adds r3, r0, r1
-_0800EBEA:
-	adds r0, r5, r2
-	ldrb r0, [r0]
-	strb r0, [r3]
-	adds r3, 0x1
-	adds r2, 0x1
-	cmp r2, 0x6
-	ble _0800EBEA
-	movs r2, 0
-	subs r0, r6, r4
-	lsls r0, 2
-	mov r1, r9
-	adds r3, r0, r1
-	adds r1, r5, 0
-	adds r1, 0x8
-_0800EC06:
-	adds r0, r1, r2
-	ldrb r0, [r0]
-	strb r0, [r3]
-	adds r3, 0x1
-	adds r2, 0x1
-	cmp r2, 0x11
-	ble _0800EC06
-	subs r0, r6, r4
-	lsls r0, 2
-	add r0, r12
-	ldrb r1, [r5, 0x7]
-	strb r1, [r0, 0x7]
-	ldrb r1, [r5, 0x1A]
-	strb r1, [r0, 0x1A]
-	adds r3, r7, 0
-	cmp r3, r8
-	blt _0800EBC8
-_0800EC28:
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800EC38: .4byte gEnigmaBerries
-_0800EC3C: .4byte gBlockRecvBuffer + 0x4
-_0800EC40: .4byte gLinkPlayers
-	thumb_func_end sub_800EB08
-
-	thumb_func_start shedinja_something
-shedinja_something: @ 800EC44
-	push {r4,r5,lr}
-	sub sp, 0x10
-	adds r4, r0, 0
-	add r5, sp, 0xC
-	movs r0, 0x1
-	strb r0, [r5]
-	adds r0, r4, 0
-	movs r1, 0xB
-	bl GetMonData
-	ldr r1, _0800EC94 @ =0x0000012f
-	cmp r0, r1
-	bne _0800EC8C
-	adds r0, r4, 0
-	movs r1, 0x3
-	bl GetMonData
-	ldrb r1, [r5]
-	cmp r0, r1
-	beq _0800EC8C
-	adds r0, r4, 0
-	movs r1, 0x2
-	mov r2, sp
-	bl GetMonData
-	ldr r1, _0800EC98 @ =gUnknown_081F96C8
-	mov r0, sp
-	bl StringCompareWithoutExtCtrlCodes
-	cmp r0, 0
-	bne _0800EC8C
-	adds r0, r4, 0
-	movs r1, 0x3
-	adds r2, r5, 0
-	bl SetMonData
-_0800EC8C:
-	add sp, 0x10
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800EC94: .4byte 0x0000012f
-_0800EC98: .4byte gUnknown_081F96C8
-	thumb_func_end shedinja_something
-
-	thumb_func_start sub_800EC9C
-sub_800EC9C: @ 800EC9C
-	push {r4-r7,lr}
-	bl RunTasks
-	bl AnimateSprites
-	bl BuildOamBuffer
-	bl GetMultiplayerId
-	lsls r0, 24
-	lsrs r4, r0, 24
-	ldr r0, _0800ECD4 @ =0x02000000
-	ldr r1, _0800ECD8 @ =0x000160cb
-	adds r0, r1
-	strb r4, [r0]
-	movs r0, 0x1
-	adds r5, r4, 0
-	eors r5, r0
-	ldr r0, _0800ECDC @ =gUnknown_02024D1E
-	ldrb r0, [r0]
-	cmp r0, 0x9
-	bls _0800ECCA
-	b _0800F008
-_0800ECCA:
-	lsls r0, 2
-	ldr r1, _0800ECE0 @ =_0800ECE4
-	adds r0, r1
-	ldr r0, [r0]
-	mov pc, r0
-	.align 2, 0
-_0800ECD4: .4byte 0x02000000
-_0800ECD8: .4byte 0x000160cb
-_0800ECDC: .4byte gUnknown_02024D1E
-_0800ECE0: .4byte _0800ECE4
-	.align 2, 0
-_0800ECE4:
-	.4byte _0800ED0C
-	.4byte _0800ED7C
-	.4byte _0800EE88
-	.4byte _0800EEAC
-	.4byte _0800EED8
-	.4byte _0800EEFC
-	.4byte _0800EF28
-	.4byte _0800EF48
-	.4byte _0800EFB4
-	.4byte _0800EFCC
-_0800ED0C:
-	ldr r2, _0800ED54 @ =gBattleTypeFlags
-	ldrh r1, [r2]
-	movs r0, 0x2
-	ands r0, r1
-	cmp r0, 0
-	beq _0800ED64
-	ldr r0, _0800ED58 @ =gReceivedRemoteLinkPlayers
-	ldrb r0, [r0]
-	cmp r0, 0
-	bne _0800ED22
-	b _0800F008
-_0800ED22:
-	bl sub_8007ECC
-	lsls r0, 24
-	cmp r0, 0
-	bne _0800ED2E
-	b _0800F008
-_0800ED2E:
-	ldr r4, _0800ED5C @ =0x02000000
-	movs r5, 0x1
-	strb r5, [r4]
-	strb r5, [r4, 0x1]
-	bl sub_800E9EC
-	bl sub_800EAAC
-	bl bitmask_all_link_players_but_self
-	lsls r0, 24
-	lsrs r0, 24
-	adds r1, r4, 0
-	movs r2, 0x20
-	bl SendBlock
-	ldr r0, _0800ED60 @ =gUnknown_02024D1E
-	strb r5, [r0]
-	b _0800F008
-	.align 2, 0
-_0800ED54: .4byte gBattleTypeFlags
-_0800ED58: .4byte gReceivedRemoteLinkPlayers
-_0800ED5C: .4byte 0x02000000
-_0800ED60: .4byte gUnknown_02024D1E
-_0800ED64:
-	movs r0, 0x4
-	orrs r0, r1
-	strh r0, [r2]
-	ldr r1, _0800ED78 @ =gUnknown_02024D1E
-	movs r0, 0x8
-	strb r0, [r1]
-	bl sub_800EB08
-	b _0800F008
-	.align 2, 0
-_0800ED78: .4byte gUnknown_02024D1E
-_0800ED7C:
-	bl GetBlockReceivedStatus
-	movs r1, 0x3
-	ands r1, r0
-	cmp r1, 0x3
-	beq _0800ED8A
-	b _0800F008
-_0800ED8A:
-	bl ResetBlockReceivedFlags
-	movs r3, 0
-	ldr r0, _0800EDA8 @ =gBlockRecvBuffer
-	ldrh r1, [r0]
-	movs r0, 0x80
-	lsls r0, 1
-	cmp r1, r0
-	bne _0800EDBC
-	cmp r4, 0
-	bne _0800EDB0
-	ldr r0, _0800EDAC @ =gBattleTypeFlags
-	ldrh r1, [r0]
-	movs r2, 0xC
-	b _0800EDB6
-	.align 2, 0
-_0800EDA8: .4byte gBlockRecvBuffer
-_0800EDAC: .4byte gBattleTypeFlags
-_0800EDB0:
-	ldr r0, _0800EDE0 @ =gBattleTypeFlags
-	ldrh r1, [r0]
-	movs r2, 0x8
-_0800EDB6:
-	orrs r1, r2
-	strh r1, [r0]
-	adds r3, 0x1
-_0800EDBC:
-	lsls r7, r5, 8
-	cmp r3, 0
-	bne _0800EE38
-	ldr r0, _0800EDE4 @ =gBlockRecvBuffer
-	movs r1, 0x80
-	lsls r1, 1
-	adds r2, r0, r1
-	ldrh r1, [r0]
-	adds r6, r0, 0
-	ldrh r2, [r2]
-	cmp r1, r2
-	bne _0800EDF4
-	cmp r4, 0
-	bne _0800EDE8
-	ldr r0, _0800EDE0 @ =gBattleTypeFlags
-	ldrh r1, [r0]
-	movs r2, 0xC
-	b _0800EDEE
-	.align 2, 0
-_0800EDE0: .4byte gBattleTypeFlags
-_0800EDE4: .4byte gBlockRecvBuffer
-_0800EDE8:
-	ldr r0, _0800EE04 @ =gBattleTypeFlags
-	ldrh r1, [r0]
-	movs r2, 0x8
-_0800EDEE:
-	orrs r1, r2
-	strh r1, [r0]
-	adds r3, 0x1
-_0800EDF4:
-	lsls r7, r5, 8
-	cmp r3, 0
-	bne _0800EE38
-	ldrh r1, [r6]
-	ldr r0, _0800EE08 @ =0x00000101
-	ldr r2, _0800EE04 @ =gBattleTypeFlags
-	b _0800EE1A
-	.align 2, 0
-_0800EE04: .4byte gBattleTypeFlags
-_0800EE08: .4byte 0x00000101
-_0800EE0C:
-	adds r3, 0x1
-	cmp r3, 0x1
-	bgt _0800EE22
-	lsls r0, r3, 8
-	adds r0, r6
-	ldrh r1, [r0]
-	ldr r0, _0800EE2C @ =0x00000101
-_0800EE1A:
-	cmp r1, r0
-	bls _0800EE0C
-	cmp r3, r4
-	beq _0800EE0C
-_0800EE22:
-	cmp r3, 0x2
-	bne _0800EE30
-	ldrh r0, [r2]
-	movs r1, 0xC
-	b _0800EE34
-	.align 2, 0
-_0800EE2C: .4byte 0x00000101
-_0800EE30:
-	ldrh r0, [r2]
-	movs r1, 0x8
-_0800EE34:
-	orrs r0, r1
-	strh r0, [r2]
-_0800EE38:
-	bl sub_800EB08
-	ldr r0, _0800EE78 @ =sub_800DE30
-	movs r1, 0
-	bl CreateTask
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r1, _0800EE7C @ =gTasks
-	lsls r2, r0, 2
-	adds r2, r0
-	lsls r2, 3
-	adds r2, r1
-	movs r1, 0
-	movs r0, 0x87
-	lsls r0, 1
-	strh r0, [r2, 0xA]
-	movs r0, 0x5A
-	strh r0, [r2, 0xC]
-	strh r1, [r2, 0x12]
-	ldr r0, _0800EE80 @ =0x02000000
-	ldrb r1, [r0, 0x2]
-	ldrb r0, [r0, 0x3]
-	lsls r0, 8
-	orrs r1, r0
-	strh r1, [r2, 0xE]
-	ldr r0, _0800EE84 @ =gBlockRecvBuffer
-	adds r0, 0x2
-	adds r0, r7, r0
-	ldrh r0, [r0]
-	strh r0, [r2, 0x10]
-	b _0800EF96
-	.align 2, 0
-_0800EE78: .4byte sub_800DE30
-_0800EE7C: .4byte gTasks
-_0800EE80: .4byte 0x02000000
-_0800EE84: .4byte gBlockRecvBuffer
-_0800EE88:
-	bl sub_8007ECC
-	lsls r0, 24
-	cmp r0, 0
-	bne _0800EE94
-	b _0800F008
-_0800EE94:
-	bl bitmask_all_link_players_but_self
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r1, _0800EEA8 @ =gPlayerParty
-	movs r2, 0xC8
-	bl SendBlock
-	b _0800EF96
-	.align 2, 0
-_0800EEA8: .4byte gPlayerParty
-_0800EEAC:
-	bl GetBlockReceivedStatus
-	movs r1, 0x3
-	ands r1, r0
-	cmp r1, 0x3
-	beq _0800EEBA
-	b _0800F008
-_0800EEBA:
-	bl ResetBlockReceivedFlags
-	ldr r0, _0800EED0 @ =gEnemyParty
-	lsls r1, r5, 8
-	ldr r2, _0800EED4 @ =gBlockRecvBuffer
-	adds r1, r2
-	movs r2, 0xC8
-	bl memcpy
-	b _0800EF96
-	.align 2, 0
-_0800EED0: .4byte gEnemyParty
-_0800EED4: .4byte gBlockRecvBuffer
-_0800EED8:
-	bl sub_8007ECC
-	lsls r0, 24
-	cmp r0, 0
-	bne _0800EEE4
-	b _0800F008
-_0800EEE4:
-	bl bitmask_all_link_players_but_self
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r1, _0800EEF8 @ =gPlayerParty + 2 * 0x64
-	movs r2, 0xC8
-	bl SendBlock
-	b _0800EF96
-	.align 2, 0
-_0800EEF8: .4byte gPlayerParty + 2 * 0x64
-_0800EEFC:
-	bl GetBlockReceivedStatus
-	movs r1, 0x3
-	ands r1, r0
-	cmp r1, 0x3
-	beq _0800EF0A
-	b _0800F008
-_0800EF0A:
-	bl ResetBlockReceivedFlags
-	ldr r0, _0800EF20 @ =gEnemyParty + 2 * 0x64
-	lsls r1, r5, 8
-	ldr r2, _0800EF24 @ =gBlockRecvBuffer
-	adds r1, r2
-	movs r2, 0xC8
-	bl memcpy
-	b _0800EF96
-	.align 2, 0
-_0800EF20: .4byte gEnemyParty + 2 * 0x64
-_0800EF24: .4byte gBlockRecvBuffer
-_0800EF28:
-	bl sub_8007ECC
-	lsls r0, 24
-	cmp r0, 0
-	beq _0800F008
-	bl bitmask_all_link_players_but_self
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r1, _0800EF44 @ =gPlayerParty + 4 * 0x64
-	movs r2, 0xC8
-	bl SendBlock
-	b _0800EF96
-	.align 2, 0
-_0800EF44: .4byte gPlayerParty + 4 * 0x64
-_0800EF48:
-	bl GetBlockReceivedStatus
-	movs r1, 0x3
-	ands r1, r0
-	cmp r1, 0x3
-	bne _0800F008
-	bl ResetBlockReceivedFlags
-	ldr r4, _0800EFA0 @ =gEnemyParty + 4 * 0x64
-	lsls r1, r5, 8
-	ldr r0, _0800EFA4 @ =gBlockRecvBuffer
-	adds r1, r0
-	adds r0, r4, 0
-	movs r2, 0xC8
-	bl memcpy
-	ldr r1, _0800EFA8 @ =0xfffffe70
-	adds r0, r4, r1
-	bl shedinja_something
-	ldr r1, _0800EFAC @ =0xfffffed4
-	adds r0, r4, r1
-	bl shedinja_something
-	adds r0, r4, 0
-	subs r0, 0xC8
-	bl shedinja_something
-	adds r0, r4, 0
-	subs r0, 0x64
-	bl shedinja_something
-	adds r0, r4, 0
-	bl shedinja_something
-	adds r0, r4, 0
-	adds r0, 0x64
-	bl shedinja_something
-_0800EF96:
-	ldr r1, _0800EFB0 @ =gUnknown_02024D1E
-	ldrb r0, [r1]
-	adds r0, 0x1
-	strb r0, [r1]
-	b _0800F008
-	.align 2, 0
-_0800EFA0: .4byte gEnemyParty + 4 * 0x64
-_0800EFA4: .4byte gBlockRecvBuffer
-_0800EFA8: .4byte 0xfffffe70
-_0800EFAC: .4byte 0xfffffed4
-_0800EFB0: .4byte gUnknown_02024D1E
-_0800EFB4:
-	bl sub_800B950
-	ldr r0, _0800EFC8 @ =gUnknown_02024D1E
-	ldrb r1, [r0]
-	adds r1, 0x1
-	movs r2, 0
-	strb r1, [r0]
-	strb r2, [r0, 0x1]
-	strb r2, [r0, 0x2]
-	b _0800F008
-	.align 2, 0
-_0800EFC8: .4byte gUnknown_02024D1E
-_0800EFCC:
-	ldr r0, _0800F010 @ =gUnknown_02024D1F
-	adds r1, r0, 0x1
-	bl battle_load_something
-	lsls r0, 24
-	cmp r0, 0
-	beq _0800F008
-	ldr r2, _0800F014 @ =gUnknown_030042D0
-	ldr r1, _0800F018 @ =gMain
-	ldr r0, [r1]
-	str r0, [r2]
-	ldr r0, _0800F01C @ =sub_8010824
-	str r0, [r1]
-	ldr r0, _0800F020 @ =sub_800F808
-	bl SetMainCallback2
-	ldr r3, _0800F024 @ =gBattleTypeFlags
-	ldrh r2, [r3]
-	movs r0, 0x2
-	ands r0, r2
-	cmp r0, 0
-	beq _0800F008
-	ldr r1, _0800F028 @ =gTrainerBattleOpponent
-	movs r4, 0x80
-	lsls r4, 4
-	adds r0, r4, 0
-	strh r0, [r1]
-	movs r0, 0x20
-	orrs r0, r2
-	strh r0, [r3]
-_0800F008:
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800F010: .4byte gUnknown_02024D1F
-_0800F014: .4byte gUnknown_030042D0
-_0800F018: .4byte gMain
-_0800F01C: .4byte sub_8010824
-_0800F020: .4byte sub_800F808
-_0800F024: .4byte gBattleTypeFlags
-_0800F028: .4byte gTrainerBattleOpponent
-	thumb_func_end sub_800EC9C
-
-	thumb_func_start sub_800F02C
-sub_800F02C: @ 800F02C
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	movs r0, 0
-	mov r8, r0
-	ldr r7, _0800F0F8 @ =gUnknown_02023A04
-	mov r10, r7
-_0800F03E:
-	mov r1, r8
-	lsls r6, r1, 5
-	movs r0, 0x64
-	mov r4, r8
-	muls r4, r0
-	ldr r0, _0800F0FC @ =gPlayerParty
-	adds r4, r0
-	adds r0, r4, 0
-	movs r1, 0xB
-	bl GetMonData
-	movs r1, 0x4
-	negs r1, r1
-	add r1, r10
-	mov r9, r1
-	adds r5, r6, r1
-	strh r0, [r5]
-	adds r0, r4, 0
-	movs r1, 0xC
-	bl GetMonData
-	strh r0, [r5, 0x2]
-	adds r0, r4, 0
-	movs r1, 0x2
-	adds r2, r7, 0
-	bl GetMonData
-	adds r0, r4, 0
-	movs r1, 0x38
-	bl GetMonData
-	strb r0, [r5, 0xF]
-	adds r0, r4, 0
-	movs r1, 0x39
-	bl GetMonData
-	strh r0, [r5, 0x10]
-	adds r0, r4, 0
-	movs r1, 0x3A
-	bl GetMonData
-	strh r0, [r5, 0x12]
-	adds r0, r4, 0
-	movs r1, 0x37
-	bl GetMonData
-	mov r1, r10
-	adds r1, 0x10
-	adds r6, r1
-	str r0, [r6]
-	adds r0, r4, 0
-	movs r1, 0
-	bl GetMonData
-	str r0, [r7, 0x14]
-	adds r0, r4, 0
-	bl GetMonGender
-	strb r0, [r5, 0x1C]
-	adds r0, r7, 0
-	bl StripExtCtrlCodes
-	adds r0, r4, 0
-	movs r1, 0x3
-	bl GetMonData
-	strb r0, [r5, 0x1D]
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	beq _0800F0D4
-	adds r0, r7, 0
-	movs r1, 0
-	bl PadNameString
-_0800F0D4:
-	adds r7, 0x20
-	movs r0, 0x1
-	add r8, r0
-	mov r1, r8
-	cmp r1, 0x2
-	ble _0800F03E
-	ldr r0, _0800F100 @ =0x02000000
-	mov r1, r9
-	movs r2, 0x60
-	bl memcpy
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800F0F8: .4byte gUnknown_02023A04
-_0800F0FC: .4byte gPlayerParty
-_0800F100: .4byte 0x02000000
-	thumb_func_end sub_800F02C
-
-	thumb_func_start sub_800F104
-sub_800F104: @ 800F104
-	push {r4-r7,lr}
-	mov r7, r9
-	mov r6, r8
-	push {r6,r7}
-	bl GetMultiplayerId
-	lsls r0, 24
-	lsrs r6, r0, 24
-	ldr r4, _0800F148 @ =0x02000000
-	ldr r1, _0800F14C @ =0x000160cb
-	adds r0, r4, r1
-	strb r6, [r0]
-	ldr r2, _0800F150 @ =0x000160c4
-	adds r2, r4
-	mov r9, r2
-	ldr r0, _0800F154 @ =0x000160c2
-	adds r0, r4
-	mov r8, r0
-	bl RunTasks
-	bl AnimateSprites
-	bl BuildOamBuffer
-	ldr r5, _0800F158 @ =gUnknown_02024D1E
-	ldrb r0, [r5]
-	cmp r0, 0x1
-	beq _0800F1A0
-	cmp r0, 0x1
-	bgt _0800F15C
-	cmp r0, 0
-	beq _0800F168
-	b _0800F27A
-	.align 2, 0
-_0800F148: .4byte 0x02000000
-_0800F14C: .4byte 0x000160cb
-_0800F150: .4byte 0x000160c4
-_0800F154: .4byte 0x000160c2
-_0800F158: .4byte gUnknown_02024D1E
-_0800F15C:
-	cmp r0, 0x2
-	beq _0800F240
-	cmp r0, 0x3
-	bne _0800F166
-	b _0800F25C
-_0800F166:
-	b _0800F27A
-_0800F168:
-	ldr r0, _0800F19C @ =gReceivedRemoteLinkPlayers
-	ldrb r0, [r0]
-	cmp r0, 0
-	bne _0800F172
-	b _0800F27A
-_0800F172:
-	bl sub_8007ECC
-	lsls r0, 24
-	cmp r0, 0
-	bne _0800F17E
-	b _0800F27A
-_0800F17E:
-	bl sub_800F02C
-	bl bitmask_all_link_players_but_self
-	lsls r0, 24
-	lsrs r0, 24
-	adds r1, r4, 0
-	movs r2, 0x60
-	bl SendBlock
-	ldrb r0, [r5]
-	adds r0, 0x1
-	strb r0, [r5]
-	b _0800F27A
-	.align 2, 0
-_0800F19C: .4byte gReceivedRemoteLinkPlayers
-_0800F1A0:
-	bl GetBlockReceivedStatus
-	movs r1, 0xF
-	ands r1, r0
-	cmp r1, 0xF
-	bne _0800F27A
-	bl ResetBlockReceivedFlags
-	movs r4, 0
-	lsls r0, r6, 3
-	subs r0, r6
-	lsls r5, r0, 2
-	movs r7, 0
-_0800F1BA:
-	cmp r4, r6
-	beq _0800F1FA
-	ldr r2, _0800F1DC @ =gLinkPlayers
-	adds r0, r7, r2
-	ldrh r1, [r0, 0x18]
-	movs r3, 0x1
-	adds r0, r3, 0
-	ands r0, r1
-	cmp r0, 0
-	bne _0800F1E0
-	adds r0, r5, r2
-	ldrh r1, [r0, 0x18]
-	adds r0, r3, 0
-	ands r0, r1
-	cmp r0, 0
-	beq _0800F1EC
-	b _0800F1FA
-	.align 2, 0
-_0800F1DC: .4byte gLinkPlayers
-_0800F1E0:
-	adds r0, r5, r2
-	ldrh r1, [r0, 0x18]
-	adds r0, r3, 0
-	ands r0, r1
-	cmp r0, 0
-	beq _0800F1FA
-_0800F1EC:
-	lsls r1, r4, 8
-	ldr r0, _0800F228 @ =gBlockRecvBuffer
-	adds r1, r0
-	ldr r0, _0800F22C @ =gUnknown_02023A00
-	movs r2, 0x60
-	bl memcpy
-_0800F1FA:
-	adds r7, 0x1C
-	adds r4, 0x1
-	cmp r4, 0x3
-	ble _0800F1BA
-	ldr r1, _0800F230 @ =gUnknown_02024D1E
-	ldrb r0, [r1]
-	adds r0, 0x1
-	strb r0, [r1]
-	ldr r1, _0800F234 @ =gMain
-	ldr r0, [r1, 0x8]
-	mov r2, r9
-	str r0, [r2]
-	ldr r0, _0800F238 @ =gBattleTypeFlags
-	ldrh r0, [r0]
-	mov r2, r8
-	strh r0, [r2]
-	ldr r0, _0800F23C @ =sub_800F104
-	str r0, [r1, 0x8]
-	movs r0, 0x5
-	movs r1, 0
-	bl OpenPartyMenu
-	b _0800F27A
-	.align 2, 0
-_0800F228: .4byte gBlockRecvBuffer
-_0800F22C: .4byte gUnknown_02023A00
-_0800F230: .4byte gUnknown_02024D1E
-_0800F234: .4byte gMain
-_0800F238: .4byte gBattleTypeFlags
-_0800F23C: .4byte sub_800F104
-_0800F240:
-	ldr r0, _0800F258 @ =gPaletteFade
-	ldrb r1, [r0, 0x7]
-	movs r0, 0x80
-	ands r0, r1
-	cmp r0, 0
-	bne _0800F27A
-	movs r0, 0x3
-	strb r0, [r5]
-	bl sub_800832C
-	b _0800F27A
-	.align 2, 0
-_0800F258: .4byte gPaletteFade
-_0800F25C:
-	ldr r0, _0800F288 @ =gReceivedRemoteLinkPlayers
-	ldrb r0, [r0]
-	cmp r0, 0
-	bne _0800F27A
-	ldr r1, _0800F28C @ =gBattleTypeFlags
-	mov r2, r8
-	ldrh r0, [r2]
-	strh r0, [r1]
-	ldr r1, _0800F290 @ =gMain
-	mov r2, r9
-	ldr r0, [r2]
-	str r0, [r1, 0x8]
-	ldr r0, _0800F294 @ =sub_800E7F8
-	bl SetMainCallback2
-_0800F27A:
-	pop {r3,r4}
-	mov r8, r3
-	mov r9, r4
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800F288: .4byte gReceivedRemoteLinkPlayers
-_0800F28C: .4byte gBattleTypeFlags
-_0800F290: .4byte gMain
-_0800F294: .4byte sub_800E7F8
-	thumb_func_end sub_800F104
-
 	thumb_func_start sub_800F298
 sub_800F298: @ 800F298
 	push {r4-r7,lr}
diff --git a/include/global.berry.h b/include/global.berry.h
index 18e022b12..6632e55e2 100644
--- a/include/global.berry.h
+++ b/include/global.berry.h
@@ -34,10 +34,10 @@ struct EnigmaBerry
 
 struct BattleEnigmaBerry
 {
-    u8 name[7];
-    u8 holdEffect;
-    u8 itemEffect[18];
-    u8 holdEffectParam;
+    /*0x00*/ u8 name[7];
+    /*0x07*/ u8 holdEffect;
+    /*0x08*/ u8 itemEffect[18];
+    /*0x1A*/ u8 holdEffectParam;
 };
 
 struct BerryTree
diff --git a/ld_script.txt b/ld_script.txt
index 7d92e2f7a..0cc6ef0f0 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -51,6 +51,7 @@ SECTIONS {
         asm/battle_1.o(.text);
         src/rom_800D42C.o(.text);
         asm/battle_1.o(.text_800DC24);
+        src/battle_2.o(.text);
         asm/battle_2.o(.text);
         asm/battle_3.o(.text);
         asm/battle_4.o(.text);
diff --git a/src/battle_2.c b/src/battle_2.c
new file mode 100644
index 000000000..f623b3da2
--- /dev/null
+++ b/src/battle_2.c
@@ -0,0 +1,549 @@
+#include "global.h"
+#include "battle.h"
+#include "main.h"
+#include "text.h"
+#include "palette.h"
+#include "sprite.h"
+#include "task.h"
+#include "pokemon.h"
+#include "species.h"
+#include "link.h"
+#include "name_string_util.h"
+
+struct UnknownStruct5
+{
+    u32 unk0;
+    u32 unk4;
+    u32 unk8;
+};
+
+struct UnknownStruct6
+{
+    u16 unk0[0xA0];
+    u8 fillerA0[0x640];
+    u16 unk780[0xA0];
+};
+
+struct UnknownStruct7
+{
+    u8 unk0;
+    u8 unk1;
+    u8 unk2;
+    u8 unk3;
+};
+
+struct UnknownStruct8
+{
+    u8 unk0[7];
+    u8 unk7;
+    u8 unk8[18];
+    u8 unk1A;
+};
+
+struct UnknownPokemonStruct2
+{
+    /*0x00*/ u16 species;
+    /*0x02*/ u16 heldItem;
+    /*0x04*/ u8 nickname[11];
+    /*0x0F*/ u8 level;
+    /*0x10*/ u16 hp;
+    /*0x12*/ u16 maxhp;
+    /*0x14*/ u32 status;
+    /*0x18*/ u32 personality;
+    /*0x1C*/ u8 gender;
+    /*0x1D*/ u8 language;
+};
+
+extern const struct UnknownStruct5 gUnknown_081F9674;
+extern const u8 gUnknown_081F96C8[];
+
+extern u8 ewram[];
+#define ewram0 (*(struct UnknownStruct7 *)(ewram + 0x0))
+#define ewram4 (*(struct UnknownStruct8 *)(ewram + 0x4))
+#define ewram160CB (ewram[0x160CB])
+
+extern struct UnknownPokemonStruct2 gUnknown_02023A00[];
+extern u8 gUnknown_02024D1E[];
+extern u8 gUnknown_02024D1F[];  // I don't actually know what type this is.
+extern u16 gUnknown_030041B0;
+extern u16 gUnknown_030041B4;
+extern u16 gUnknown_030041B8;
+extern struct Window gUnknown_030041D0;
+extern struct Window gUnknown_03004210;
+extern struct Window gUnknown_03004250;
+extern u16 gUnknown_03004240;
+extern u16 gUnknown_03004280;
+extern u16 gUnknown_03004288;
+extern u16 gUnknown_030042A0;
+extern u16 gUnknown_030042A4;
+extern u16 gUnknown_030042C0;
+extern u16 gUnknown_030042C4;
+extern MainCallback gUnknown_030042D0;
+extern struct UnknownStruct6 gUnknown_03004DE0;
+//extern u16 gUnknown_03004DE0[][0xA0];  // possibly?
+extern u16 gBattleTypeFlags;
+extern u8 gBattleTerrain;
+extern u8 gReservedSpritePaletteCount;
+extern u16 gTrainerBattleOpponent;
+extern struct BattleEnigmaBerry gEnigmaBerries[];
+extern u16 gBlockRecvBuffer[MAX_LINK_PLAYERS][BLOCK_BUFFER_SIZE / 2];
+
+extern void sub_800B858(void);
+extern void dp12_8087EA4(void);
+extern void sub_80895F8();
+extern u8 GetBattleTerrain();
+extern void sub_800D6D4();
+extern void sub_800DAB8();
+extern void sub_800E23C();
+extern void setup_poochyena_battle();
+extern void SetWildMonHeldItem(void);
+extern void AdjustFriendship(struct Pokemon *, u8);
+extern void sub_800DE30(u8);
+extern void sub_800B950(void);
+extern u8 battle_load_something();
+extern void OpenPartyMenu();
+
+void sub_800E7F8(void);
+void sub_800EC9C(void);
+void sub_800F104(void);
+void sub_800F298(void);
+void sub_800F808(void);
+void sub_800F8E8();
+void sub_800FCFC(void);
+void sub_8010824(void);
+
+void sub_800E7C4(void)
+{
+    if (gBattleTypeFlags & BATTLE_TYPE_MULTI)
+    {
+        sub_800B858();
+        SetMainCallback2(sub_800F104);
+        gUnknown_02024D1E[0] = 0;
+    }
+    else
+    {
+        sub_800E7F8();
+    }
+}
+
+void sub_800E7F8(void)
+{
+    s32 i;
+
+    SetHBlankCallback(NULL);
+    SetVBlankCallback(NULL);
+
+    CpuFill32(0, (void *)VRAM, VRAM_SIZE);
+
+    REG_MOSAIC = 0;
+    REG_WIN0H = 0xF0;
+    REG_WIN0V = 0x5051;
+    REG_WININ = 0;
+    REG_WINOUT = 0;
+    gUnknown_030042C4 = 0xF0;
+    gUnknown_03004240 = 0x5051;
+    dp12_8087EA4();
+
+    for (i = 0; i < 80; i++)
+    {
+        gUnknown_03004DE0.unk0[i] = 0xF0;
+        gUnknown_03004DE0.unk780[i] = 0xF0;
+    }
+    for (i = 80; i < 160; i++)
+    {
+        asm(""::"r"(i));  // Needed to stop the compiler from optimizing out the loop counter
+        gUnknown_03004DE0.unk0[i] = 0xFF10;
+        gUnknown_03004DE0.unk780[i] = 0xFF10;
+    }
+    sub_80895F8(gUnknown_081F9674.unk0, gUnknown_081F9674.unk4, gUnknown_081F9674.unk8);
+    SetUpWindowConfig(&gWindowConfig_81E6C58);
+    ResetPaletteFade();
+    gUnknown_030042A4 = 0;
+    gUnknown_030042A0 = 0;
+    gUnknown_030042C0 = 0;
+    gUnknown_030041B4 = 0;
+    gUnknown_03004288 = 0;
+    gUnknown_03004280 = 0;
+    gUnknown_030041B0 = 0;
+    gUnknown_030041B8 = 0;
+    gBattleTerrain = GetBattleTerrain();
+    InitWindowFromConfig(&gUnknown_03004210, &gWindowConfig_81E6C58);
+    InitWindowFromConfig(&gUnknown_030041D0, &gWindowConfig_81E71D0);
+    InitWindowFromConfig(&gUnknown_03004250, &gWindowConfig_81E71EC);
+    sub_800D6D4();
+    sub_800DAB8();
+    ResetSpriteData();
+    ResetTasks();
+    sub_800E23C();
+    FreeAllSpritePalettes();
+    gReservedSpritePaletteCount = 4;
+    SetVBlankCallback(sub_800FCFC);
+    setup_poochyena_battle();
+    if (gBattleTypeFlags & BATTLE_TYPE_MULTI)
+        SetMainCallback2(sub_800F298);
+    else
+        SetMainCallback2(sub_800EC9C);
+    if (!(gBattleTypeFlags & BATTLE_TYPE_LINK))
+    {
+        sub_800F8E8(gEnemyParty, gTrainerBattleOpponent);
+        SetWildMonHeldItem();
+    }
+    gMain.inBattle = TRUE;
+    for (i = 0; i < 6; i++)
+        AdjustFriendship(&gPlayerParty[i], 3);
+    gUnknown_02024D1E[0] = 0;
+}
+
+void sub_800E9EC(void)
+{
+    u16 r6 = 0;
+    u16 species;
+    u16 hp;
+    u32 status;
+    s32 i;
+
+    for (i = 0; i < 6; i++)
+    {
+        species = GetMonData(&gPlayerParty[i], MON_DATA_SPECIES2);
+        hp = GetMonData(&gPlayerParty[i], MON_DATA_HP);
+        status = GetMonData(&gPlayerParty[i], MON_DATA_STATUS);
+
+        if (species == 0)
+            continue;
+        if (species != SPECIES_EGG && hp != 0 && status == 0)
+            r6 |= 1 << i * 2;
+
+        if (species == 0)
+            continue;
+        if (hp != 0 && (species == SPECIES_EGG || status != 0))
+            r6 |= 2 << i * 2;
+
+        if (species == 0)
+            continue;
+        if (species != SPECIES_EGG && hp == 0)
+            r6 |= 3 << i * 2;
+    }
+    ewram0.unk2 = r6;
+    ewram0.unk3 = r6 >> 8;
+}
+
+void sub_800EAAC(void)
+{
+    s32 i;
+    struct UnknownStruct8 *_ewram4 = &ewram4;
+
+    for (i = 0; i < 7; i++)
+        _ewram4->unk0[i] = gSaveBlock1.enigmaBerry.berry.name[i];
+    for (i = 0; i < 18; i++)
+        _ewram4->unk8[i] = gSaveBlock1.enigmaBerry.itemEffect[i];
+    _ewram4->unk7 = gSaveBlock1.enigmaBerry.holdEffect;
+    _ewram4->unk1A = gSaveBlock1.enigmaBerry.holdEffectParam;
+}
+
+void sub_800EB08(void)
+{
+    s32 i;
+    s32 j;
+
+    if (!(gBattleTypeFlags & BATTLE_TYPE_LINK))
+    {
+        for (i = 0; i < 7; i++)
+        {
+            gEnigmaBerries[0].name[i] = gSaveBlock1.enigmaBerry.berry.name[i];
+            gEnigmaBerries[2].name[i] = gSaveBlock1.enigmaBerry.berry.name[i];
+        }
+        for (i = 0; i < 18; i++)
+        {
+            gEnigmaBerries[0].itemEffect[i] = gSaveBlock1.enigmaBerry.itemEffect[i];
+            gEnigmaBerries[2].itemEffect[i] = gSaveBlock1.enigmaBerry.itemEffect[i];
+        }
+        gEnigmaBerries[0].holdEffect = gSaveBlock1.enigmaBerry.holdEffect;
+        gEnigmaBerries[2].holdEffect = gSaveBlock1.enigmaBerry.holdEffect;
+        gEnigmaBerries[0].holdEffectParam = gSaveBlock1.enigmaBerry.holdEffectParam;
+        gEnigmaBerries[2].holdEffectParam = gSaveBlock1.enigmaBerry.holdEffectParam;
+    }
+    else
+    {
+        s32 r8;
+        struct BattleEnigmaBerry *src;
+        u8 r4;
+
+        if (gBattleTypeFlags & BATTLE_TYPE_MULTI)
+            r8 = 4;
+        else
+            r8 = 2;
+        for (i = 0; i < r8; i++)
+        {
+            src = (struct BattleEnigmaBerry *)(gBlockRecvBuffer[i] + 2);
+            r4 = gLinkPlayers[i].lp_field_18;
+
+            for (j = 0; j < 7; j++)
+                gEnigmaBerries[r4].name[j] = src->name[j];
+            for (j = 0; j < 18; j++)
+                gEnigmaBerries[r4].itemEffect[j] = src->itemEffect[j];
+            gEnigmaBerries[r4].holdEffect = src->holdEffect;
+            gEnigmaBerries[r4].holdEffectParam = src->holdEffectParam;
+        }
+    }
+}
+
+void shedinja_something(struct Pokemon *pkmn)
+{
+    u8 nickname[POKEMON_NAME_LENGTH + 1];
+    u8 language = 1;
+
+    if (GetMonData(pkmn, MON_DATA_SPECIES) == SPECIES_SHEDINJA
+     && GetMonData(pkmn, MON_DATA_LANGUAGE) != language)
+    {
+        GetMonData(pkmn, MON_DATA_NICKNAME, nickname);
+        if (StringCompareWithoutExtCtrlCodes(nickname, gUnknown_081F96C8) == 0)
+            SetMonData(pkmn, MON_DATA_LANGUAGE, &language);
+    }
+}
+
+void sub_800EC9C(void)
+{
+    u8 playerId;
+    u8 enemyId;
+
+    RunTasks();
+    AnimateSprites();
+    BuildOamBuffer();
+    playerId = GetMultiplayerId();
+    ewram160CB = playerId;
+    enemyId = playerId ^ 1;
+
+    switch (gUnknown_02024D1E[0])
+    {
+    case 0:
+        if (gBattleTypeFlags & BATTLE_TYPE_LINK)
+        {
+            if (gReceivedRemoteLinkPlayers != 0 && sub_8007ECC())
+            {
+                ewram0.unk0 = 1;
+                ewram0.unk1 = 1;
+                sub_800E9EC();
+                sub_800EAAC();
+                SendBlock(bitmask_all_link_players_but_self(), &ewram0, 32);
+                gUnknown_02024D1E[0] = 1;
+            }
+        }
+        else
+        {
+            gBattleTypeFlags |= BATTLE_TYPE_WILD;
+            gUnknown_02024D1E[0] = 8;
+            sub_800EB08();
+        }
+        break;
+    case 1:
+        if ((GetBlockReceivedStatus() & 3) == 3)
+        {
+            s32 r3;
+            u8 taskId;
+
+            ResetBlockReceivedFlags();
+            r3 = 0;
+            if (gBlockRecvBuffer[0][0] == 0x100)
+            {
+                if (playerId == 0)
+                    gBattleTypeFlags |= 12;
+                else
+                    gBattleTypeFlags |= 8;
+                r3++;
+            }
+            if (r3 == 0)
+            {
+                if (gBlockRecvBuffer[0][0] == gBlockRecvBuffer[1][0])
+                {
+                    if (playerId == 0)
+                        gBattleTypeFlags |= 12;
+                    else
+                        gBattleTypeFlags |= 8;
+                    r3++;
+                }
+                if (r3 == 0)
+                {
+                    while (r3 < 2)
+                    {
+                        if (gBlockRecvBuffer[r3][0] > 0x0101 && r3 != playerId)
+                            break;
+                        r3++;
+                    }
+                    if (r3 == 2)
+                        gBattleTypeFlags |= 12;
+                    else
+                        gBattleTypeFlags |= 8;
+                }
+            }
+            sub_800EB08();
+            taskId = CreateTask(sub_800DE30, 0);
+            gTasks[taskId].data[1] = 0x10E;
+            gTasks[taskId].data[2] = 0x5A;
+            gTasks[taskId].data[5] = 0;
+            gTasks[taskId].data[3] = ewram0.unk2 | (ewram0.unk3 << 8);
+            gTasks[taskId].data[4] = gBlockRecvBuffer[enemyId][1];
+            gUnknown_02024D1E[0]++;
+        }
+        break;
+    case 2:
+        if (sub_8007ECC())
+        {
+            SendBlock(bitmask_all_link_players_but_self(), gPlayerParty, sizeof(*gPlayerParty) * 2);
+            gUnknown_02024D1E[0]++;
+        }
+        break;
+    case 3:
+        if ((GetBlockReceivedStatus() & 3) == 3)
+        {
+            ResetBlockReceivedFlags();
+            memcpy(gEnemyParty, gBlockRecvBuffer[enemyId], sizeof(*gEnemyParty) * 2);
+            gUnknown_02024D1E[0]++;
+        }
+        break;
+    case 4:
+        if (sub_8007ECC())
+        {
+            SendBlock(bitmask_all_link_players_but_self(), gPlayerParty + 2, sizeof(*gPlayerParty) * 2);
+            gUnknown_02024D1E[0]++;
+        }
+        break;
+    case 5:
+        if ((GetBlockReceivedStatus() & 3) == 3)
+        {
+            ResetBlockReceivedFlags();
+            memcpy(gEnemyParty + 2, gBlockRecvBuffer[enemyId], sizeof(*gEnemyParty) * 2);
+            gUnknown_02024D1E[0]++;
+        }
+        break;
+    case 6:
+        if (sub_8007ECC())
+        {
+            SendBlock(bitmask_all_link_players_but_self(), gPlayerParty + 4, sizeof(*gPlayerParty) * 2);
+            gUnknown_02024D1E[0]++;
+        }
+        break;
+    case 7:
+        if ((GetBlockReceivedStatus() & 3) == 3)
+        {
+            ResetBlockReceivedFlags();
+            memcpy(gEnemyParty + 4, gBlockRecvBuffer[enemyId], sizeof(*gEnemyParty) * 2);
+            shedinja_something(&gEnemyParty[0]);
+            shedinja_something(&gEnemyParty[1]);
+            shedinja_something(&gEnemyParty[2]);
+            shedinja_something(&gEnemyParty[3]);
+            shedinja_something(&gEnemyParty[4]);
+            shedinja_something(&gEnemyParty[5]);
+            gUnknown_02024D1E[0]++;
+        }
+        break;
+    case 8:
+        sub_800B950();
+        gUnknown_02024D1E[0]++;
+        gUnknown_02024D1E[1] = 0;
+        gUnknown_02024D1E[2] = 0;
+        break;
+    case 9:
+        if (battle_load_something(gUnknown_02024D1F, gUnknown_02024D1F + 1) != 0)
+        {
+            gUnknown_030042D0 = gMain.callback1;
+            gMain.callback1 = sub_8010824;
+            SetMainCallback2(sub_800F808);
+            if (gBattleTypeFlags & BATTLE_TYPE_LINK)
+            {
+                gTrainerBattleOpponent = 0x800;
+                gBattleTypeFlags |= BATTLE_TYPE_20;
+            }
+        }
+        break;
+    }
+}
+
+void sub_800F02C(void)
+{
+    s32 i;
+
+    for (i = 0; i < 3; i++)
+    {
+        u8 *nickname = gUnknown_02023A00[i].nickname;
+
+        gUnknown_02023A00[i].species     = GetMonData(&gPlayerParty[i], MON_DATA_SPECIES);
+        gUnknown_02023A00[i].heldItem    = GetMonData(&gPlayerParty[i], MON_DATA_HELD_ITEM);
+        GetMonData(&gPlayerParty[i], MON_DATA_NICKNAME, nickname);
+        gUnknown_02023A00[i].level       = GetMonData(&gPlayerParty[i], MON_DATA_LEVEL);
+        gUnknown_02023A00[i].hp          = GetMonData(&gPlayerParty[i], MON_DATA_HP);
+        gUnknown_02023A00[i].maxhp       = GetMonData(&gPlayerParty[i], MON_DATA_MAX_HP);
+        gUnknown_02023A00[i].status      = GetMonData(&gPlayerParty[i], MON_DATA_STATUS);
+        gUnknown_02023A00[i].personality = GetMonData(&gPlayerParty[i], MON_DATA_PERSONALITY);
+        gUnknown_02023A00[i].gender      = GetMonGender(&gPlayerParty[i]);
+        StripExtCtrlCodes(nickname);
+        gUnknown_02023A00[i].language    = GetMonData(&gPlayerParty[i], MON_DATA_LANGUAGE);
+        if (gUnknown_02023A00[i].language != 1)
+            PadNameString(nickname, 0);
+    }
+    memcpy(ewram, gUnknown_02023A00, 0x60);
+}
+
+void sub_800F104(void)
+{
+    u8 playerId;
+    MainCallback *pSavedCallback;
+    u16 *pSavedBattleTypeFlags;
+
+    playerId = GetMultiplayerId();
+    ewram160CB = playerId;
+    // Seriously, Game Freak?
+    pSavedCallback = (MainCallback *)(ewram + 0x160C4);
+    pSavedBattleTypeFlags = (u16 *)(ewram + 0x160C2);
+    RunTasks();
+    AnimateSprites();
+    BuildOamBuffer();
+
+    switch (gUnknown_02024D1E[0])
+    {
+    case 0:
+        if (gReceivedRemoteLinkPlayers != 0 && sub_8007ECC())
+        {
+            sub_800F02C();
+            SendBlock(bitmask_all_link_players_but_self(), ewram, 0x60);
+            gUnknown_02024D1E[0]++;
+        }
+        break;
+    case 1:
+        if ((GetBlockReceivedStatus() & 0xF) == 0xF)
+        {
+            s32 i;
+
+            ResetBlockReceivedFlags();
+            for (i = 0; i < 4; i++)
+            {
+                if (i != playerId)
+                {
+                    if ((!(gLinkPlayers[i].lp_field_18 & 1) && !(gLinkPlayers[playerId].lp_field_18 & 1))
+                     || ((gLinkPlayers[i].lp_field_18 & 1) && (gLinkPlayers[playerId].lp_field_18 & 1)))
+                        memcpy(gUnknown_02023A00, gBlockRecvBuffer[i], 0x60);
+                }
+            }
+            gUnknown_02024D1E[0]++;
+            *pSavedCallback = gMain.savedCallback;
+            *pSavedBattleTypeFlags = gBattleTypeFlags;
+            gMain.savedCallback = sub_800F104;
+            OpenPartyMenu(5, 0);
+        }
+        break;
+    case 2:
+        if (!gPaletteFade.active)
+        {
+            gUnknown_02024D1E[0] = 3;
+            sub_800832C();
+        }
+        break;
+    case 3:
+        if (gReceivedRemoteLinkPlayers == 0)
+        {
+            gBattleTypeFlags = *pSavedBattleTypeFlags;
+            gMain.savedCallback = *pSavedCallback;
+            SetMainCallback2(sub_800E7F8);
+        }
+        break;
+    }
+}