Finish decomp of intro

3 files changed, 250 insertions, 688 deletions

diff --git a/asm/intro.s b/asm/intro.s
deleted file mode 100644
index 275119991..000000000
--- a/asm/intro.s
+++ /dev/null
@@ -1,685 +0,0 @@
-	.include "asm/macros.inc"
-	.include "constants/constants.inc"
-
-	.syntax unified
-
-	.text
-
-	thumb_func_start sub_80EE704
-sub_80EE704: @ 80EE704
-	push {r4,r5,lr}
-	adds r4, r0, 0
-	movs r1, 0x2E
-	ldrsh r0, [r4, r1]
-	cmp r0, 0x1
-	beq _080EE740
-	cmp r0, 0x1
-	bgt _080EE71A
-	cmp r0, 0
-	beq _080EE726
-	b _080EE846
-_080EE71A:
-	cmp r0, 0x2
-	beq _080EE7C4
-	cmp r0, 0x3
-	bne _080EE724
-	b _080EE824
-_080EE724:
-	b _080EE846
-_080EE726:
-	ldrh r0, [r4, 0x30]
-	adds r0, 0x1
-	strh r0, [r4, 0x30]
-	lsls r0, 16
-	asrs r0, 16
-	cmp r0, 0x4
-	bgt _080EE736
-	b _080EE846
-_080EE736:
-	adds r0, r4, 0
-	movs r1, 0x3
-	bl StartSpriteAnim
-	b _080EE818
-_080EE740:
-	ldrh r2, [r4, 0x3C]
-	ldrh r3, [r4, 0x32]
-	adds r1, r2, r3
-	movs r5, 0
-	strh r1, [r4, 0x32]
-	ldrh r0, [r4, 0x34]
-	adds r0, 0x8
-	strh r0, [r4, 0x34]
-	lsls r1, 16
-	asrs r1, 20
-	strh r1, [r4, 0x24]
-	ldr r1, _080EE7B0 @ =gSineTable
-	movs r3, 0x34
-	ldrsh r0, [r4, r3]
-	lsls r0, 1
-	adds r0, r1
-	movs r3, 0
-	ldrsh r1, [r0, r3]
-	ldr r0, _080EE7B4 @ =gUnknown_203AB04
-	ldrh r0, [r0]
-	muls r0, r1
-	ldr r1, _080EE7B8 @ =gUnknown_203AB08
-	ldrh r1, [r1]
-	asrs r0, r1
-	negs r0, r0
-	strh r0, [r4, 0x26]
-	ldrh r0, [r4, 0x38]
-	adds r0, 0x1
-	strh r0, [r4, 0x38]
-	movs r0, 0x38
-	ldrsh r1, [r4, r0]
-	ldr r0, _080EE7BC @ =gUnknown_203AB06
-	ldrh r0, [r0]
-	cmp r1, r0
-	ble _080EE78C
-	strh r5, [r4, 0x38]
-	subs r0, r2, 0x1
-	strh r0, [r4, 0x3C]
-_080EE78C:
-	ldrh r0, [r4, 0x36]
-	adds r0, 0x1
-	strh r0, [r4, 0x36]
-	lsls r0, 16
-	asrs r0, 16
-	cmp r0, 0xF
-	ble _080EE846
-	adds r0, r4, 0
-	movs r1, 0x2
-	bl StartSpriteAnim
-	strh r5, [r4, 0x30]
-	ldr r0, _080EE7C0 @ =0x00004757
-	strh r0, [r4, 0x3A]
-	movs r0, 0x1C
-	strh r0, [r4, 0x3C]
-	b _080EE818
-	.align 2, 0
-_080EE7B0: .4byte gSineTable
-_080EE7B4: .4byte gUnknown_203AB04
-_080EE7B8: .4byte gUnknown_203AB08
-_080EE7BC: .4byte gUnknown_203AB06
-_080EE7C0: .4byte 0x00004757
-_080EE7C4:
-	ldrh r0, [r4, 0x3C]
-	ldrh r1, [r4, 0x32]
-	adds r0, r1
-	strh r0, [r4, 0x32]
-	lsls r0, 16
-	asrs r1, r0, 20
-	strh r1, [r4, 0x24]
-	ldrh r0, [r4, 0x30]
-	adds r0, 0x1
-	strh r0, [r4, 0x30]
-	lsls r0, 16
-	asrs r0, 16
-	cmp r0, 0x6
-	ble _080EE804
-	ldrh r0, [r4, 0x20]
-	adds r0, r1
-	lsls r0, 16
-	asrs r0, 16
-	ldrh r1, [r4, 0x26]
-	ldrh r2, [r4, 0x22]
-	adds r1, r2
-	lsls r1, 16
-	asrs r1, 16
-	movs r3, 0x3A
-	ldrsh r2, [r4, r3]
-	bl sub_80EE864
-	movs r0, 0x3A
-	ldrsh r1, [r4, r0]
-	ldr r0, _080EE820 @ =0x41c64e6d
-	muls r0, r1
-	strh r0, [r4, 0x3A]
-_080EE804:
-	movs r1, 0x30
-	ldrsh r0, [r4, r1]
-	cmp r0, 0xC
-	ble _080EE846
-	adds r0, r4, 0
-	movs r1, 0
-	bl StartSpriteAnim
-	movs r0, 0
-	strh r0, [r4, 0x30]
-_080EE818:
-	ldrh r0, [r4, 0x2E]
-	adds r0, 0x1
-	strh r0, [r4, 0x2E]
-	b _080EE846
-	.align 2, 0
-_080EE820: .4byte 0x41c64e6d
-_080EE824:
-	ldrh r0, [r4, 0x30]
-	adds r0, 0x1
-	strh r0, [r4, 0x30]
-	lsls r0, 16
-	asrs r0, 16
-	cmp r0, 0x10
-	ble _080EE846
-	ldr r0, _080EE84C @ =gUnknown_203AB0A
-	ldrh r1, [r0]
-	ldrh r2, [r4, 0x24]
-	negs r2, r2
-	lsls r2, 16
-	asrs r2, 16
-	adds r0, r4, 0
-	movs r3, 0x4
-	bl sub_80EE970
-_080EE846:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080EE84C: .4byte gUnknown_203AB0A
-	thumb_func_end sub_80EE704
-
-	thumb_func_start sub_80EE850
-sub_80EE850: @ 80EE850
-	ldr r0, [r0, 0x18]
-	ldr r1, [r0, 0x1C]
-	ldr r0, _080EE860 @ =SpriteCallbackDummy
-	eors r1, r0
-	negs r0, r1
-	orrs r0, r1
-	lsrs r0, 31
-	bx lr
-	.align 2, 0
-_080EE860: .4byte SpriteCallbackDummy
-	thumb_func_end sub_80EE850
-
-	thumb_func_start sub_80EE864
-sub_80EE864: @ 80EE864
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	lsls r2, 16
-	lsrs r5, r2, 16
-	movs r6, 0
-	lsls r0, 16
-	ldr r2, _080EE8D4 @ =0xffea0000
-	adds r2, r0
-	mov r8, r2
-	lsls r1, 16
-	movs r0, 0xC0
-	lsls r0, 13
-	adds r7, r1, r0
-_080EE880:
-	ldr r0, _080EE8D8 @ =gUnknown_840BEC4
-	mov r2, r8
-	asrs r1, r2, 16
-	asrs r2, r7, 16
-	movs r3, 0xA
-	bl CreateSprite
-	lsls r0, 24
-	lsrs r1, r0, 24
-	cmp r1, 0x40
-	beq _080EE8C4
-	ldr r0, _080EE8DC @ =gSprites
-	lsls r4, r1, 4
-	adds r4, r1
-	lsls r4, 2
-	adds r4, r0
-	lsls r5, 16
-	asrs r5, 16
-	adds r0, r5, 0
-	movs r1, 0xD
-	bl __modsi3
-	adds r0, 0x8
-	strh r0, [r4, 0x34]
-	adds r0, r5, 0
-	movs r1, 0x3
-	bl __modsi3
-	strh r0, [r4, 0x36]
-	strh r6, [r4, 0x3C]
-	ldr r0, _080EE8E0 @ =0x41c64e6d
-	muls r0, r5
-	lsls r0, 16
-	lsrs r5, r0, 16
-_080EE8C4:
-	adds r6, 0x1
-	cmp r6, 0x1
-	ble _080EE880
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080EE8D4: .4byte 0xffea0000
-_080EE8D8: .4byte gUnknown_840BEC4
-_080EE8DC: .4byte gSprites
-_080EE8E0: .4byte 0x41c64e6d
-	thumb_func_end sub_80EE864
-
-	thumb_func_start sub_80EE8E4
-sub_80EE8E4: @ 80EE8E4
-	push {r4,r5,lr}
-	adds r5, r0, 0
-	adds r4, r5, 0
-	adds r4, 0x2E
-	movs r1, 0x2E
-	ldrsh r0, [r5, r1]
-	cmp r0, 0
-	beq _080EE8FA
-	cmp r0, 0x1
-	beq _080EE90C
-	b _080EE93E
-_080EE8FA:
-	ldrh r0, [r5, 0x20]
-	lsls r0, 4
-	strh r0, [r4, 0x2]
-	ldrh r0, [r5, 0x22]
-	lsls r0, 4
-	strh r0, [r4, 0x4]
-	ldrh r0, [r5, 0x2E]
-	adds r0, 0x1
-	strh r0, [r5, 0x2E]
-_080EE90C:
-	ldrh r1, [r4, 0x2]
-	ldrh r0, [r4, 0x6]
-	subs r1, r0
-	strh r1, [r4, 0x2]
-	ldrh r0, [r4, 0x8]
-	ldrh r2, [r4, 0x4]
-	adds r0, r2
-	strh r0, [r4, 0x4]
-	lsls r1, 16
-	asrs r1, 20
-	strh r1, [r5, 0x20]
-	ldrh r0, [r4, 0x4]
-	lsls r0, 16
-	asrs r0, 20
-	strh r0, [r5, 0x22]
-	adds r0, r5, 0
-	adds r0, 0x3F
-	ldrb r1, [r0]
-	movs r0, 0x10
-	ands r0, r1
-	cmp r0, 0
-	beq _080EE93E
-	adds r0, r5, 0
-	bl DestroySprite
-_080EE93E:
-	ldrh r0, [r4, 0xE]
-	adds r0, 0x1
-	strh r0, [r4, 0xE]
-	lsls r0, 16
-	asrs r0, 16
-	cmp r0, 0x1
-	ble _080EE96A
-	movs r0, 0
-	strh r0, [r4, 0xE]
-	adds r3, r5, 0
-	adds r3, 0x3E
-	ldrb r2, [r3]
-	lsls r0, r2, 29
-	lsrs r0, 31
-	movs r1, 0x1
-	eors r1, r0
-	lsls r1, 2
-	movs r0, 0x5
-	negs r0, r0
-	ands r0, r2
-	orrs r0, r1
-	strb r0, [r3]
-_080EE96A:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80EE8E4
-
-	thumb_func_start sub_80EE970
-sub_80EE970: @ 80EE970
-	push {r4-r6,lr}
-	mov r6, r8
-	push {r6}
-	adds r4, r0, 0
-	adds r5, r1, 0
-	adds r0, r2, 0
-	adds r6, r3, 0
-	lsls r5, 16
-	lsrs r5, 16
-	lsls r6, 24
-	lsrs r6, 24
-	movs r1, 0
-	mov r8, r1
-	mov r1, r8
-	strh r1, [r4, 0x2E]
-	strh r5, [r4, 0x30]
-	ldrh r1, [r4, 0x24]
-	lsls r1, 4
-	strh r1, [r4, 0x32]
-	lsls r0, 16
-	asrs r0, 12
-	adds r1, r5, 0
-	bl __divsi3
-	strh r0, [r4, 0x34]
-	mov r0, r8
-	strh r0, [r4, 0x36]
-	movs r0, 0x80
-	lsls r0, 4
-	adds r1, r5, 0
-	bl __divsi3
-	strh r0, [r4, 0x38]
-	mov r1, r8
-	strh r1, [r4, 0x3A]
-	strh r6, [r4, 0x3C]
-	adds r0, r4, 0
-	movs r1, 0x2
-	bl StartSpriteAnim
-	ldr r0, _080EE9D0 @ =sub_80EE9D4
-	str r0, [r4, 0x1C]
-	pop {r3}
-	mov r8, r3
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080EE9D0: .4byte sub_80EE9D4
-	thumb_func_end sub_80EE970
-
-	thumb_func_start sub_80EE9D4
-sub_80EE9D4: @ 80EE9D4
-	push {r4,r5,lr}
-	adds r4, r0, 0
-	movs r0, 0x2E
-	ldrsh r5, [r4, r0]
-	cmp r5, 0x1
-	beq _080EEA08
-	cmp r5, 0x1
-	bgt _080EE9EA
-	cmp r5, 0
-	beq _080EE9F0
-	b _080EEA88
-_080EE9EA:
-	cmp r5, 0x2
-	beq _080EEA6E
-	b _080EEA88
-_080EE9F0:
-	ldrh r0, [r4, 0x3A]
-	adds r0, 0x1
-	strh r0, [r4, 0x3A]
-	lsls r0, 16
-	asrs r0, 16
-	cmp r0, 0x4
-	ble _080EEA88
-	adds r0, r4, 0
-	movs r1, 0x3
-	bl StartSpriteAnim
-	b _080EEA64
-_080EEA08:
-	ldrh r0, [r4, 0x30]
-	subs r0, 0x1
-	strh r0, [r4, 0x30]
-	lsls r0, 16
-	asrs r5, r0, 16
-	cmp r5, 0
-	beq _080EEA4C
-	ldrh r1, [r4, 0x34]
-	ldrh r2, [r4, 0x32]
-	adds r1, r2
-	strh r1, [r4, 0x32]
-	ldrh r0, [r4, 0x38]
-	ldrh r2, [r4, 0x36]
-	adds r0, r2
-	strh r0, [r4, 0x36]
-	lsls r1, 16
-	asrs r1, 20
-	strh r1, [r4, 0x24]
-	ldr r1, _080EEA48 @ =gSineTable
-	lsls r0, 16
-	asrs r0, 20
-	lsls r0, 1
-	adds r0, r1
-	movs r1, 0
-	ldrsh r0, [r0, r1]
-	movs r2, 0x3C
-	ldrsh r1, [r4, r2]
-	asrs r0, r1
-	negs r0, r0
-	strh r0, [r4, 0x26]
-	b _080EEA88
-	.align 2, 0
-_080EEA48: .4byte gSineTable
-_080EEA4C:
-	ldrh r0, [r4, 0x32]
-	lsrs r0, 4
-	strh r0, [r4, 0x24]
-	strh r5, [r4, 0x26]
-	adds r0, r4, 0
-	movs r1, 0x2
-	bl StartSpriteAnim
-	movs r1, 0x3C
-	ldrsh r0, [r4, r1]
-	cmp r0, 0x5
-	beq _080EEA84
-_080EEA64:
-	strh r5, [r4, 0x3A]
-	ldrh r0, [r4, 0x2E]
-	adds r0, 0x1
-	strh r0, [r4, 0x2E]
-	b _080EEA88
-_080EEA6E:
-	ldrh r0, [r4, 0x3A]
-	adds r0, 0x1
-	strh r0, [r4, 0x3A]
-	lsls r0, 16
-	asrs r0, 16
-	cmp r0, 0x4
-	ble _080EEA88
-	adds r0, r4, 0
-	movs r1, 0
-	bl StartSpriteAnim
-_080EEA84:
-	ldr r0, _080EEA90 @ =SpriteCallbackDummy
-	str r0, [r4, 0x1C]
-_080EEA88:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080EEA90: .4byte SpriteCallbackDummy
-	thumb_func_end sub_80EE9D4
-
-	thumb_func_start sub_80EEA94
-sub_80EEA94: @ 80EEA94
-	push {r4,lr}
-	adds r4, r0, 0
-	ldr r0, [r4, 0x18]
-	movs r2, 0
-	strh r2, [r0, 0x2E]
-	ldr r0, [r4, 0x18]
-	strh r2, [r0, 0x30]
-	ldr r0, [r4, 0x18]
-	strh r2, [r0, 0x32]
-	ldr r0, [r4, 0x18]
-	strh r2, [r0, 0x34]
-	ldr r0, [r4, 0x18]
-	strh r2, [r0, 0x36]
-	ldr r0, [r4, 0x18]
-	strh r2, [r0, 0x38]
-	ldr r1, [r4, 0x18]
-	ldrh r0, [r1, 0x24]
-	ldrh r3, [r1, 0x20]
-	adds r0, r3
-	strh r0, [r1, 0x20]
-	ldr r0, [r4, 0x18]
-	strh r2, [r0, 0x24]
-	ldr r1, _080EEAF4 @ =gUnknown_203AB0C
-	movs r0, 0x24
-	strh r0, [r1]
-	ldr r1, _080EEAF8 @ =gUnknown_203AB06
-	movs r0, 0x28
-	strh r0, [r1]
-	ldr r1, _080EEAFC @ =gUnknown_203AB04
-	movs r0, 0x3
-	strh r0, [r1]
-	ldr r1, _080EEB00 @ =gUnknown_203AB08
-	movs r0, 0x4
-	strh r0, [r1]
-	ldr r1, [r4, 0x18]
-	movs r0, 0x24
-	strh r0, [r1, 0x3C]
-	ldr r0, [r4, 0x18]
-	movs r1, 0x2
-	bl StartSpriteAnim
-	ldr r1, [r4, 0x18]
-	ldr r0, _080EEB04 @ =sub_80EEB08
-	str r0, [r1, 0x1C]
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080EEAF4: .4byte gUnknown_203AB0C
-_080EEAF8: .4byte gUnknown_203AB06
-_080EEAFC: .4byte gUnknown_203AB04
-_080EEB00: .4byte gUnknown_203AB08
-_080EEB04: .4byte sub_80EEB08
-	thumb_func_end sub_80EEA94
-
-	thumb_func_start sub_80EEB08
-sub_80EEB08: @ 80EEB08
-	push {r4,r5,lr}
-	adds r4, r0, 0
-	movs r1, 0x2E
-	ldrsh r0, [r4, r1]
-	cmp r0, 0x1
-	beq _080EEB58
-	cmp r0, 0x1
-	bgt _080EEB1E
-	cmp r0, 0
-	beq _080EEB24
-	b _080EEBCE
-_080EEB1E:
-	cmp r0, 0x2
-	beq _080EEB84
-	b _080EEBCE
-_080EEB24:
-	ldrh r0, [r4, 0x30]
-	adds r0, 0x1
-	strh r0, [r4, 0x30]
-	movs r1, 0x1
-	ands r0, r1
-	cmp r0, 0
-	beq _080EEB4A
-	ldrh r0, [r4, 0x32]
-	adds r0, 0x1
-	strh r0, [r4, 0x32]
-	ands r0, r1
-	cmp r0, 0
-	beq _080EEB44
-	ldrh r0, [r4, 0x24]
-	adds r0, 0x1
-	b _080EEB48
-_080EEB44:
-	ldrh r0, [r4, 0x24]
-	subs r0, 0x1
-_080EEB48:
-	strh r0, [r4, 0x24]
-_080EEB4A:
-	movs r3, 0x30
-	ldrsh r0, [r4, r3]
-	cmp r0, 0x11
-	ble _080EEBCE
-	movs r0, 0
-	strh r0, [r4, 0x30]
-	b _080EEB78
-_080EEB58:
-	ldrh r0, [r4, 0x30]
-	adds r0, 0x1
-	movs r5, 0
-	strh r0, [r4, 0x30]
-	lsls r0, 16
-	asrs r0, 16
-	ldr r1, _080EEB80 @ =gUnknown_203AB06
-	ldrh r1, [r1]
-	cmp r0, r1
-	blt _080EEBCE
-	adds r0, r4, 0
-	movs r1, 0x4
-	bl StartSpriteAnim
-	strh r5, [r4, 0x30]
-	strh r5, [r4, 0x32]
-_080EEB78:
-	ldrh r0, [r4, 0x2E]
-	adds r0, 0x1
-	strh r0, [r4, 0x2E]
-	b _080EEBCE
-	.align 2, 0
-_080EEB80: .4byte gUnknown_203AB06
-_080EEB84:
-	ldrh r2, [r4, 0x3C]
-	ldrh r1, [r4, 0x30]
-	adds r0, r2, r1
-	strh r0, [r4, 0x30]
-	lsls r0, 16
-	asrs r0, 20
-	negs r1, r0
-	strh r1, [r4, 0x24]
-	ldr r1, _080EEBD4 @ =gSineTable
-	lsls r0, 1
-	adds r0, r1
-	movs r3, 0
-	ldrsh r1, [r0, r3]
-	ldr r0, _080EEBD8 @ =gUnknown_203AB04
-	ldrh r0, [r0]
-	muls r0, r1
-	ldr r1, _080EEBDC @ =gUnknown_203AB08
-	ldrh r1, [r1]
-	asrs r0, r1
-	negs r0, r0
-	strh r0, [r4, 0x26]
-	ldrh r0, [r4, 0x32]
-	adds r0, 0x1
-	strh r0, [r4, 0x32]
-	lsls r0, r2, 16
-	asrs r0, 16
-	cmp r0, 0xC
-	ble _080EEBC0
-	subs r0, r2, 0x1
-	strh r0, [r4, 0x3C]
-_080EEBC0:
-	ldrh r0, [r4, 0x30]
-	lsls r0, 16
-	asrs r0, 20
-	cmp r0, 0x3F
-	ble _080EEBCE
-	ldr r0, _080EEBE0 @ =SpriteCallbackDummy
-	str r0, [r4, 0x1C]
-_080EEBCE:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080EEBD4: .4byte gSineTable
-_080EEBD8: .4byte gUnknown_203AB04
-_080EEBDC: .4byte gUnknown_203AB08
-_080EEBE0: .4byte SpriteCallbackDummy
-	thumb_func_end sub_80EEB08
-
-	thumb_func_start sub_80EEBE4
-sub_80EEBE4: @ 80EEBE4
-	push {r4,r5,lr}
-	movs r5, 0
-	ldr r4, _080EEC04 @ =gUnknown_840BEDC
-_080EEBEA:
-	adds r0, r4, 0
-	bl LoadCompressedSpriteSheet
-	adds r4, 0x8
-	adds r5, 0x1
-	cmp r5, 0x6
-	bls _080EEBEA
-	ldr r0, _080EEC08 @ =gUnknown_840BF14
-	bl LoadSpritePalettes
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080EEC04: .4byte gUnknown_840BEDC
-_080EEC08: .4byte gUnknown_840BF14
-	thumb_func_end sub_80EEBE4
-
-	.align 2, 0 @ Don't pad with nop.
diff --git a/ld_script.txt b/ld_script.txt
index 2d5b99e6c..494c35e86 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -211,7 +211,6 @@ SECTIONS {
         asm/battle_controller_oak.o(.text);
         asm/player_pc.o(.text);
         src/intro.o(.text);
-        asm/intro.o(.text);
         asm/battle_anim_special.o(.text);
         asm/hall_of_fame.o(.text);
         asm/credits.o(.text);
diff --git a/src/intro.c b/src/intro.c
index 3e0b9e498..f6ac0b8f0 100644
--- a/src/intro.c
+++ b/src/intro.c
@@ -124,9 +124,12 @@ void sub_80EE610(struct Sprite * sprite);
 void sub_80EE6A4(struct IntroSequenceData * ptr);
 void sub_80EE704(struct Sprite * sprite);
 bool8 sub_80EE850(struct IntroSequenceData * ptr);
+void sub_80EE864(s16 a1, s16 a2, s16 a3);
 void sub_80EE8E4(struct Sprite * sprite);
-void sub_80EE970(struct Sprite * sprite, s16 a1, u16 a2, u8 a3);
+void sub_80EE970(struct Sprite * sprite, u16 a1, s16 a2, u8 a3);
+void sub_80EE9D4(struct Sprite * sprite);
 void sub_80EEA94(struct IntroSequenceData * ptr);
+void sub_80EEB08(struct Sprite * sprite);
 void sub_80EEBE4(void);
 
 extern const u32 gMultiBootProgram_PokemonColosseum_Start[];
@@ -1756,7 +1759,7 @@ void sub_80EE350(struct Sprite * sprite)
     sprite->data[4]++;
     sprite->data[5] += sprite->data[4];
     sprite->data[7]++;
-    sprite->pos1.x = *(u16 *)&sprite->data[0] >> gUnknown_203AB22;
+    sprite->pos1.x = (u16)sprite->data[0] >> gUnknown_203AB22;
     sprite->pos1.y = sprite->data[1] >> gUnknown_203AB24;
     if (gUnknown_203AB1C && sprite->data[3] < 0)
         sprite->pos2.y = sprite->data[5] >> gUnknown_203AB1C;
@@ -1925,3 +1928,248 @@ void sub_80EE6A4(struct IntroSequenceData * ptr)
     ptr->field_0018->data[7] = 40;
     ptr->field_0018->callback = sub_80EE704;
 }
+
+void sub_80EE704(struct Sprite * sprite)
+{
+    switch (sprite->data[0])
+    {
+    case 0:
+        sprite->data[1]++;
+        if (sprite->data[1] > 4)
+        {
+            StartSpriteAnim(sprite, 3);
+            sprite->data[0]++;
+        }
+        break;
+    case 1:
+        sprite->data[2] += sprite->data[7];
+        sprite->data[3] += 8;
+        sprite->pos2.x = sprite->data[2] >> 4;
+        sprite->pos2.y = -((gSineTable[sprite->data[3]] * gUnknown_203AB04) >> gUnknown_203AB08);
+        sprite->data[5]++;
+        if (sprite->data[5] > gUnknown_203AB06)
+        {
+            sprite->data[5] = 0;
+            sprite->data[7]--;
+        }
+        sprite->data[4]++;
+        if (sprite->data[4] > 15)
+        {
+            StartSpriteAnim(sprite, 2);
+            sprite->data[1] = 0;
+            sprite->data[6] = 0x4757;
+            sprite->data[7] = 28;
+            sprite->data[0]++;
+        }
+        break;
+    case 2:
+        sprite->data[2] += sprite->data[7];
+        sprite->pos2.x = sprite->data[2] >> 4;
+        sprite->data[1]++;
+        if (sprite->data[1] > 6)
+        {
+            sub_80EE864(sprite->pos1.x + sprite->pos2.x, sprite->pos1.y + sprite->pos2.y, sprite->data[6]);
+            sprite->data[6] *= 1103515245;
+        }
+        if (sprite->data[1] > 12)
+        {
+            StartSpriteAnim(sprite, 0);
+            sprite->data[1] = 0;
+            sprite->data[0]++;
+        }
+        break;
+    case 3:
+        sprite->data[1]++;
+        if (sprite->data[1] > 16)
+        {
+            sub_80EE970(sprite, gUnknown_203AB0A, -sprite->pos2.x, 4);
+        }
+        break;
+    }
+}
+
+bool8 sub_80EE850(struct IntroSequenceData * ptr)
+{
+    return ptr->field_0018->callback == SpriteCallbackDummy ? FALSE : TRUE;
+}
+
+void sub_80EE864(s16 a1, s16 a2, s16 a3)
+{
+    int i;
+    u8 spriteId;
+
+    for (i = 0; i < 2; i++)
+    {
+        spriteId = CreateSprite(&gUnknown_840BEC4, a1 - 22, a2 + 24, 10);
+        if (spriteId != MAX_SPRITES)
+        {
+            gSprites[spriteId].data[3] = (a3 % 13) + 8;
+            gSprites[spriteId].data[4] = a3 % 3;
+            gSprites[spriteId].data[7] = i;
+            a3 *= 1103515245;
+        }
+    }
+}
+
+void sub_80EE8E4(struct Sprite * sprite)
+{
+    s16 * data = sprite->data;
+
+    switch (sprite->data[0])
+    {
+    case 0:
+        data[1] = sprite->pos1.x << 4;
+        data[2] = sprite->pos1.y << 4;
+        sprite->data[0]++;
+        // fallthrough
+    case 1:
+        data[1] -= data[3];
+        data[2] += data[4];
+        sprite->pos1.x = data[1] >> 4;
+        sprite->pos1.y = data[2] >> 4;
+        if (sprite->animEnded)
+            DestroySprite(sprite);
+        break;
+    }
+    data[7]++;
+    if (data[7] > 1)
+    {
+        data[7] = 0;
+        sprite->invisible ^= TRUE;
+    }
+}
+
+void sub_80EE970(struct Sprite * sprite, u16 a1, s16 a2, u8 a3)
+{
+    sprite->data[0] = 0;
+    sprite->data[1] = a1;
+    sprite->data[2] = sprite->pos2.x << 4;
+    sprite->data[3] = (a2 << 4) / a1;
+    sprite->data[4] = 0;
+    sprite->data[5] = 0x800 / a1;
+    sprite->data[6] = 0;
+    sprite->data[7] = a3;
+    StartSpriteAnim(sprite, 2);
+    sprite->callback = sub_80EE9D4;
+}
+
+void sub_80EE9D4(struct Sprite * sprite)
+{
+    switch (sprite->data[0])
+    {
+    case 0:
+        sprite->data[6]++;
+        if (sprite->data[6] > 4)
+        {
+            StartSpriteAnim(sprite, 3);
+            sprite->data[6] = 0;
+            sprite->data[0]++;
+        }
+        break;
+    case 1:
+        sprite->data[1]--;
+        if (sprite->data[1])
+        {
+            sprite->data[2] += sprite->data[3];
+            sprite->data[4] += sprite->data[5];
+            sprite->pos2.x = sprite->data[2] >> 4;
+            sprite->pos2.y = -(gSineTable[sprite->data[4] >> 4] >> sprite->data[7]);
+        }
+        else
+        {
+            sprite->pos2.x = (u16)sprite->data[2] >> 4;
+            sprite->pos2.y = 0;
+            StartSpriteAnim(sprite, 2);
+            if (sprite->data[7] == 5)
+                sprite->callback = SpriteCallbackDummy;
+            else
+            {
+                sprite->data[6] = 0;
+                sprite->data[0]++;
+            }
+        }
+        break;
+    case 2:
+        sprite->data[6]++;
+        if (sprite->data[6] > 4)
+        {
+            StartSpriteAnim(sprite, 0);
+            sprite->callback = SpriteCallbackDummy;
+        }
+        break;
+    }
+}
+
+void sub_80EEA94(struct IntroSequenceData * ptr)
+{
+    ptr->field_0018->data[0] = 0;
+    ptr->field_0018->data[1] = 0;
+    ptr->field_0018->data[2] = 0;
+    ptr->field_0018->data[3] = 0;
+    ptr->field_0018->data[4] = 0;
+    ptr->field_0018->data[5] = 0;
+    ptr->field_0018->pos1.x += ptr->field_0018->pos2.x;
+    ptr->field_0018->pos2.x = 0;
+    gUnknown_203AB0C = 0x24;
+    gUnknown_203AB06 = 0x28;
+    gUnknown_203AB04 = 0x03;
+    gUnknown_203AB08 = 0x04;
+    ptr->field_0018->data[7] = 36;
+    StartSpriteAnim(ptr->field_0018, 2);
+    ptr->field_0018->callback = sub_80EEB08;
+}
+
+void sub_80EEB08(struct Sprite * sprite)
+{
+    switch (sprite->data[0])
+    {
+    case 0:
+        sprite->data[1]++;
+        if (sprite->data[1] & 1)
+        {
+            sprite->data[2]++;
+            if (sprite->data[2] & 1)
+                sprite->pos2.x++;
+            else
+                sprite->pos2.x--;
+        }
+        if (sprite->data[1] > 17)
+        {
+            sprite->data[1] = 0;
+            sprite->data[0]++;
+        }
+        break;
+    case 1:
+        if (++sprite->data[1] >= gUnknown_203AB06)
+        {
+            StartSpriteAnim(sprite, 4);
+            sprite->data[1] = 0;
+            sprite->data[2] = 0;
+            sprite->data[0]++;
+        }
+        break;
+    case 2:
+        sprite->data[1] += sprite->data[7];
+        sprite->pos2.x = -(sprite->data[1] >> 4);
+        sprite->pos2.y = -((gSineTable[sprite->data[1] >> 4] * gUnknown_203AB04) >> gUnknown_203AB08);
+        sprite->data[2]++;
+        if (sprite->data[7] > 12)
+            sprite->data[7]--;
+        if ((sprite->data[1] >> 4) > 0x3F)
+            sprite->callback = SpriteCallbackDummy;
+        break;
+    }
+}
+
+void sub_80EEBE4(void)
+{
+    int i;
+    
+    for (i = 0; i < NELEMS(gUnknown_840BEDC); i++)
+    {
+        LoadCompressedSpriteSheet(&gUnknown_840BEDC[i]);
+    }
+    // gUnknown_840BF14 is not properly terminated, so this
+    // call exhibits undefined behavior.
+    LoadSpritePalettes(gUnknown_840BF14);
+}