27 files changed, 476 insertions, 297 deletions
diff --git a/asm/battle_anim_813F0F4.s b/asm/battle_anim_813F0F4.s
index 296db945e..a5ab2fb83 100644
--- a/asm/battle_anim_813F0F4.s
+++ b/asm/battle_anim_813F0F4.s
@@ -1218,7 +1218,7 @@ sub_813FA94: @ 813FA94
 	lsls r0, r1, 1
 	adds r0, r1
 	lsls r0, 3
-	ldr r1, _0813FB5C @ =gSpriteTemplate_820AAB4
+	ldr r1, _0813FB5C @ =gBallSpriteTemplates
 	adds r0, r1
 	movs r1, 0x20
 	movs r2, 0x50
@@ -1295,7 +1295,7 @@ sub_813FA94: @ 813FA94
 	bx r0
 	.align 2, 0
 _0813FB58: .4byte gLastUsedItem
-_0813FB5C: .4byte gSpriteTemplate_820AAB4
+_0813FB5C: .4byte gBallSpriteTemplates
 _0813FB60: .4byte gSprites
 _0813FB64: .4byte gBattleAnimEnemyMonIndex
 _0813FB68: .4byte sub_813FD90
@@ -1378,7 +1378,7 @@ _0813FBE0:
 	lsls r0, r4, 1
 	adds r0, r4
 	lsls r0, 3
-	ldr r1, _0813FCA0 @ =gSpriteTemplate_820AAB4
+	ldr r1, _0813FCA0 @ =gBallSpriteTemplates
 	adds r0, r1
 	adds r1, r6, 0
 	adds r1, 0x20
@@ -1447,7 +1447,7 @@ _0813FBE0:
 	bx r0
 	.align 2, 0
 _0813FC9C: .4byte gLastUsedItem
-_0813FCA0: .4byte gSpriteTemplate_820AAB4
+_0813FCA0: .4byte gBallSpriteTemplates
 _0813FCA4: .4byte gSprites
 _0813FCA8: .4byte gBattleAnimEnemyMonIndex
 _0813FCAC: .4byte SpriteCallbackDummy
diff --git a/asm/pokemon_summary_screen.s b/asm/pokemon_summary_screen.s
index 20231a0bb..fea619ac8 100644
--- a/asm/pokemon_summary_screen.s
+++ b/asm/pokemon_summary_screen.s
@@ -8398,7 +8398,7 @@ sub_80A1DE8: @ 80A1DE8
 	lsls r0, r4, 1
 	adds r0, r4
 	lsls r0, 3
-	ldr r1, _080A1E48 @ =gSpriteTemplate_820AAB4
+	ldr r1, _080A1E48 @ =gBallSpriteTemplates
 	adds r0, r1
 	movs r1, 0x6
 	movs r2, 0x88
@@ -8429,7 +8429,7 @@ sub_80A1DE8: @ 80A1DE8
 	pop {r0}
 	bx r0
 	.align 2, 0
-_080A1E48: .4byte gSpriteTemplate_820AAB4
+_080A1E48: .4byte gBallSpriteTemplates
 _080A1E4C: .4byte 0x02018000
 _080A1E50: .4byte gSprites
 _080A1E54: .4byte SpriteCallbackDummy
diff --git a/data/pokeball.s b/data/pokeball.s
deleted file mode 100644
index 788f8bdb7..000000000
--- a/data/pokeball.s
+++ /dev/null
@@ -1,137 +0,0 @@
-	.include "asm/macros.inc"
-	.include "constants/constants.inc"
-
-	.section .rodata
-
-	.align 2
-gUnknown_0820A92C:: @ 820A92C
-	obj_tiles gInterfaceGfx_PokeBall, 384, 0xd6d8 @ poke
-	obj_tiles gInterfaceGfx_GreatBall, 384, 0xd6d9 @ great
-	obj_tiles gInterfaceGfx_SafariBall, 384, 0xd6da @ safari
-	obj_tiles gInterfaceGfx_UltraBall, 384, 0xd6db @ ultra
-	obj_tiles gInterfaceGfx_MasterBall, 384, 0xd6dc @ master
-	obj_tiles gInterfaceGfx_NetBall, 384, 0xd6dd @ net
-	obj_tiles gInterfaceGfx_DiveBall, 384, 0xd6de @ dive
-	obj_tiles gInterfaceGfx_NestBall, 384, 0xd6df @ nest
-	obj_tiles gInterfaceGfx_RepeatBall, 384, 0xd6e0 @ repeat
-	obj_tiles gInterfaceGfx_TimerBall, 384, 0xd6e1 @ timer
-	obj_tiles gInterfaceGfx_LuxuryBall, 384, 0xd6e2 @ luxury
-	obj_tiles gInterfaceGfx_PremierBall, 384, 0xd6e3 @ premier
-
-	.align 2
-gUnknown_0820A98C:: @ 820A98C
-	obj_pal gInterfacePal_PokeBall, 0xD6D8 @ poke
-	obj_pal gInterfacePal_GreatBall, 0xD6D9 @ great
-	obj_pal gInterfacePal_SafariBall, 0xD6DA @ safari
-	obj_pal gInterfacePal_UltraBall, 0xD6DB @ ultra
-	obj_pal gInterfacePal_MasterBall, 0xD6DC @ master
-	obj_pal gInterfacePal_NetBall, 0xD6DD @ net
-	obj_pal gInterfacePal_DiveBall, 0xD6DE @ dive
-	obj_pal gInterfacePal_NestBall, 0xD6DF @ nest
-	obj_pal gInterfacePal_RepeatBall, 0xD6E0 @ repeat
-	obj_pal gInterfacePal_TimerBall, 0xD6E1 @ timer
-	obj_pal gInterfacePal_LuxuryBall, 0xD6E2 @ luxury
-	obj_pal gInterfacePal_PremierBall, 0xD6E3 @ premier
-
-	.align 2
-gOamData_820A9EC:: @ 820A9EC
-	.2byte 0x0300
-	.2byte 0x4000
-	.2byte 0x0800
-
-	.align 2
-gSpriteAnim_820A9F4: @ 820A9F4
-	obj_image_anim_frame 0, 5
-	obj_image_anim_jump 0
-
-	.align 2
-gSpriteAnim_820A9FC: @ 820A9FC
-	obj_image_anim_frame 4, 1
-	obj_image_anim_jump 0
-
-	.align 2
-gSpriteAnim_820AA04: @ 820AA04
-	obj_image_anim_frame 8, 5
-	obj_image_anim_jump 0
-
-	.align 2
-gSpriteAnim_820AA0C: @ 820AA0C
-	obj_image_anim_frame 12, 1
-	obj_image_anim_jump 0
-
-	.align 2
-gSpriteAnim_820AA14:: @ 820AA14
-	obj_image_anim_frame 0, 1
-	obj_image_anim_end
-
-	.align 2
-gSpriteAnim_820AA1C:: @ 820AA1C
-	obj_image_anim_frame 4, 5
-	obj_image_anim_frame 8, 5
-	obj_image_anim_end
-
-	.align 2
-gSpriteAnim_820AA28:: @ 820AA28
-	obj_image_anim_frame 4, 5
-	obj_image_anim_frame 0, 5
-	obj_image_anim_end
-
-	.align 2
-gSpriteAnimTable_820AA34:: @ 820AA34
-	.4byte gSpriteAnim_820AA14
-	.4byte gSpriteAnim_820AA1C
-	.4byte gSpriteAnim_820AA28
-
-	@ unused?
-	.4byte gSpriteAnim_820A9F4
-	.4byte gSpriteAnim_820AA04
-	.4byte gSpriteAnim_820A9FC
-	.4byte gSpriteAnim_820AA0C
-
-	.align 2
-gSpriteAffineAnim_820AA50:: @ 820AA50
-	obj_rot_scal_anim_frame 0x0, 0x0, 0, 1
-	obj_rot_scal_anim_jump 0
-
-	.align 2
-gSpriteAffineAnim_820AA60:: @ 820AA60
-	obj_rot_scal_anim_frame 0x0, 0x0, -3, 1
-	obj_rot_scal_anim_jump 0
-
-	.align 2
-gSpriteAffineAnim_820AA70:: @ 820AA70
-	obj_rot_scal_anim_frame 0x0, 0x0, 3, 1
-	obj_rot_scal_anim_jump 0
-
-	.align 2
-gSpriteAffineAnim_820AA80:: @ 820AA80
-	obj_rot_scal_anim_frame 0x100, 0x100, 0, 0
-	obj_rot_scal_anim_end
-
-	.align 2
-gSpriteAffineAnim_820AA90:: @ 820AA90
-	obj_rot_scal_anim_frame 0x0, 0x0, 25, 1
-	obj_rot_scal_anim_jump 0
-
-	.align 2
-gSpriteAffineAnimTable_820AAA0:: @ 820AAA0
-	.4byte gSpriteAffineAnim_820AA50
-	.4byte gSpriteAffineAnim_820AA60
-	.4byte gSpriteAffineAnim_820AA70
-	.4byte gSpriteAffineAnim_820AA80
-	.4byte gSpriteAffineAnim_820AA90
-
-	.align 2
-gSpriteTemplate_820AAB4:: @ 820AAB4
-	spr_template 55000, 55000, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55001, 55001, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55002, 55002, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55003, 55003, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55004, 55004, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55005, 55005, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55006, 55006, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55007, 55007, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55008, 55008, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55009, 55009, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55010, 55010, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
-	spr_template 55011, 55011, gOamData_820A9EC, gSpriteAnimTable_820AA34, NULL, gSpriteAffineAnimTable_820AAA0, objc_0804ABD4
diff --git a/include/data2.h b/include/data2.h
index 759efe3d3..f292472ef 100644
--- a/include/data2.h
+++ b/include/data2.h
@@ -3,7 +3,8 @@
 
 #include "sprite.h"
 
-struct UnknownStructD2 {
+struct UnknownStructD2
+{
     u32 unk0;
     u32 unk4;
     u32 unk8;
@@ -21,15 +22,15 @@ extern const union AffineAnimCmd *const gSpriteAffineAnimTable_81E7C18;
 extern const union AnimCmd *const gSpriteAnimTable_81E7C64[];
 extern struct MonCoords gMonFrontPicCoords[];
 extern struct MonCoords gMonBackPicCoords[];
-extern struct SpriteSheet gMonFrontPicTable[];
-extern struct SpriteSheet gMonBackPicTable[];
-extern const struct SpritePalette gMonPaletteTable[];
-extern const struct SpritePalette gMonShinyPaletteTable[];
+extern struct CompressedSpriteSheet gMonFrontPicTable[];
+extern struct CompressedSpriteSheet gMonBackPicTable[];
+extern const struct CompressedSpritePalette gMonPaletteTable[];
+extern const struct CompressedSpritePalette gMonShinyPaletteTable[];
 extern const union AnimCmd *const *const gUnknown_081EC2A4[];
 extern const union AnimCmd *const *const gUnknown_081ECACC[];
 extern struct MonCoords gTrainerBackPicCoords[];
-extern struct SpriteSheet gTrainerBackPicTable[];
-extern const struct SpritePalette gTrainerBackPicPaletteTable[];
+extern struct CompressedSpriteSheet gTrainerBackPicTable[];
+extern const struct CompressedSpritePalette gTrainerBackPicPaletteTable[];
 extern u8 gEnemyMonElevation[];
 extern const u8 gTrainerClassNames[][13];
 extern const struct Trainer gTrainers[];
@@ -37,8 +38,8 @@ extern u8 gSpeciesNames[][11];
 extern u8 gMoveNames[][13];
 extern const struct UnknownStructD2 gUnknown_081F9674;
 extern const u8 gUnknown_081F96C8[];
-extern struct SpriteSheet gUnknown_081FAEA4;
-extern struct SpritePalette gUnknown_081FAEAC;
+extern struct CompressedSpriteSheet gUnknown_081FAEA4;
+extern struct CompressedSpritePalette gUnknown_081FAEAC;
 extern const struct SpriteTemplate gSpriteTemplate_81FAF0C;
 extern void *const gUnknown_081FAF4C[];
 extern struct BattleMove gBattleMoves[];
diff --git a/include/decompress.h b/include/decompress.h
index 28570afdd..07d69301f 100644
--- a/include/decompress.h
+++ b/include/decompress.h
@@ -5,13 +5,13 @@
 
 void sub_800D238(const void *src, void *dest);
 void LZDecompressVram(const void *src, void *dest);
-void LoadCompressedObjectPic(const struct SpriteSheet *a);
-void LoadCompressedObjectPicOverrideBuffer(const struct SpriteSheet *a, void *buffer);
-void LoadCompressedObjectPalette(const struct SpritePalette *a);
-void LoadCompressedObjectPaletteOverrideBuffer(const struct SpritePalette *a, void *buffer);
-void DecompressPicFromTable_2(const struct SpriteSheet *a, u8 b, u8 c, void *d, void *e, s32 f);
-void HandleLoadSpecialPokePic(const struct SpriteSheet *spriteSheet, u32 b, u32 c, u32 d, void *dest, s32 species, u32 g);
-void LoadSpecialPokePic(const struct SpriteSheet *spriteSheet, u32 b, u32 c, u32 d, void *dest, s32 species, u32 g, u32 h);
+void LoadCompressedObjectPic(const struct CompressedSpriteSheet *a);
+void LoadCompressedObjectPicOverrideBuffer(const struct CompressedSpriteSheet *a, void *buffer);
+void LoadCompressedObjectPalette(const struct CompressedSpritePalette *a);
+void LoadCompressedObjectPaletteOverrideBuffer(const struct CompressedSpritePalette *a, void *buffer);
+void DecompressPicFromTable_2(const struct CompressedSpriteSheet *a, u8 b, u8 c, void *d, void *e, s32 f);
+void HandleLoadSpecialPokePic(const struct CompressedSpriteSheet *spriteSheet, u32 b, u32 c, u32 d, void *dest, s32 species, u32 g);
+void LoadSpecialPokePic(const struct CompressedSpriteSheet *spriteSheet, u32 b, u32 c, u32 d, void *dest, s32 species, u32 g, u32 h);
 void Unused_LZDecompressWramIndirect(const void **src, void *dest);
 
 #endif // GUARD_DECOMPRESS_H
diff --git a/include/field_effect.h b/include/field_effect.h
index 74b5fa34d..cd84652b1 100644
--- a/include/field_effect.h
+++ b/include/field_effect.h
@@ -72,15 +72,13 @@ enum FieldEffectScriptIdx
     FLDEFF_USE_TELEPORT
 };
 
-extern const struct SpritePalette gTrainerFrontPicPaletteTable[2];
+extern const struct CompressedSpritePalette gTrainerFrontPicPaletteTable[2];
 extern const struct SpritePalette gUnknown_0839F114;
-extern const struct SpriteSheet gTrainerFrontPicTable[2];
+extern const struct CompressedSpriteSheet gTrainerFrontPicTable[2];
 extern const struct SpriteTemplate gSpriteTemplate_839F128;
 extern const struct OamData gOamData_839F0F4;
 extern struct SpriteTemplate gUnknown_02024E8C;
 
-extern const struct SpritePalette *sub_80409C8(u16, u32, u32);
-
 extern u8 gLastFieldPokeMenuOpened;
 
 u32 FieldEffectStart(u8 id);
diff --git a/include/graphics.h b/include/graphics.h
index 096a1982c..c3fe20996 100644
--- a/include/graphics.h
+++ b/include/graphics.h
@@ -2,6 +2,32 @@
 #define GUARD_GRAPHICS_H
 
 // data/graphics.s
+extern const u8 gInterfaceGfx_PokeBall[];
+extern const u8 gInterfacePal_PokeBall[];
+extern const u8 gInterfaceGfx_GreatBall[];
+extern const u8 gInterfacePal_GreatBall[];
+extern const u8 gInterfaceGfx_SafariBall[];
+extern const u8 gInterfacePal_SafariBall[];
+extern const u8 gInterfaceGfx_UltraBall[];
+extern const u8 gInterfacePal_UltraBall[];
+extern const u8 gInterfaceGfx_MasterBall[];
+extern const u8 gInterfacePal_MasterBall[];
+extern const u8 gInterfaceGfx_NetBall[];
+extern const u8 gInterfacePal_NetBall[];
+extern const u8 gInterfaceGfx_DiveBall[];
+extern const u8 gInterfacePal_DiveBall[];
+extern const u8 gInterfaceGfx_NestBall[];
+extern const u8 gInterfacePal_NestBall[];
+extern const u8 gInterfaceGfx_RepeatBall[];
+extern const u8 gInterfacePal_RepeatBall[];
+extern const u8 gInterfaceGfx_TimerBall[];
+extern const u8 gInterfacePal_TimerBall[];
+extern const u8 gInterfaceGfx_LuxuryBall[];
+extern const u8 gInterfacePal_LuxuryBall[];
+extern const u8 gInterfaceGfx_PremierBall[];
+extern const u8 gInterfacePal_PremierBall[];
+extern const u8 gUnknown_08D030D0[];
+
 extern const u8 gMonFootprint_QuestionMark[];
 
 // data/graphics/pokemon/graphics.inc
diff --git a/include/intro_credits_graphics.h b/include/intro_credits_graphics.h
index 85485a2c4..5abb2381b 100644
--- a/include/intro_credits_graphics.h
+++ b/include/intro_credits_graphics.h
@@ -1,14 +1,14 @@
 #ifndef GUARD_INTRO_CREDITS_GRAPHICS_H
 #define GUARD_INTRO_CREDITS_GRAPHICS_H
 
-extern const struct SpriteSheet gIntro2BrendanSpriteSheet;
-extern const struct SpriteSheet gIntro2MaySpriteSheet;
-extern const struct SpriteSheet gIntro2BicycleSpriteSheet;
-extern const struct SpriteSheet gIntro2LatiosSpriteSheet;
-extern const struct SpriteSheet gIntro2LatiasSpriteSheet;
+extern const struct CompressedSpriteSheet gIntro2BrendanSpriteSheet;
+extern const struct CompressedSpriteSheet gIntro2MaySpriteSheet;
+extern const struct CompressedSpriteSheet gIntro2BicycleSpriteSheet;
+extern const struct CompressedSpriteSheet gIntro2LatiosSpriteSheet;
+extern const struct CompressedSpriteSheet gIntro2LatiasSpriteSheet;
 extern const struct SpritePalette gIntro2SpritePalettes[];
-extern const struct SpriteSheet gUnknown_08416E24;
-extern const struct SpriteSheet gUnknown_08416E34;
+extern const struct CompressedSpriteSheet gUnknown_08416E24;
+extern const struct CompressedSpriteSheet gUnknown_08416E34;
 
 void load_intro_part2_graphics(/*TODO: arg types*/);
 void sub_8148C78(/*TODO: arg types*/);
diff --git a/include/pokeball.h b/include/pokeball.h
index b492df6e1..19f813415 100644
--- a/include/pokeball.h
+++ b/include/pokeball.h
@@ -1,6 +1,8 @@
 #ifndef GUARD_POKEBALL_H
 #define GUARD_POKEBALL_H
 
+extern const struct SpriteTemplate gBallSpriteTemplates[];
+
 void CreatePokeballSprite(u8 r0, u8 r1, u8 r2, u8 r3, u8 s1, u8 s2, u8 s3, u32 s4);
 void sub_804777C(u8);
 void sub_80478DC(u8);
diff --git a/include/pokemon.h b/include/pokemon.h
index d67cd647a..47990073b 100644
--- a/include/pokemon.h
+++ b/include/pokemon.h
@@ -503,8 +503,9 @@ u8 sub_8040574(struct Pokemon *party);
 void ClearBattleMonForms(void);
 void sub_80408BC();
 void current_map_music_set__default_for_battle(u16);
-const u16 *species_and_otid_get_pal(u16, u32, u32);
-const struct SpritePalette *sub_80409C8(u16, u32, u32);
+const u8 *pokemon_get_pal(struct Pokemon *mon);
+const u8 *species_and_otid_get_pal(u16, u32, u32);
+const struct CompressedSpritePalette *sub_80409C8(u16, u32, u32);
 bool8 IsOtherTrainer(u32, u8 *);
 void sub_8040B8C(void);
 void SetWildMonHeldItem(void);
diff --git a/include/sprite.h b/include/sprite.h
index dd9d5efb7..3f893132e 100644
--- a/include/sprite.h
+++ b/include/sprite.h
@@ -5,11 +5,18 @@
 
 struct SpriteSheet
 {
-    const u8 *data;
+    const u8 *data;  // Raw uncompressed pixel data
     u16 size;
     u16 tag;
 };
 
+struct CompressedSpriteSheet
+{
+    const u8 *data;  // LZ77 compressed pixel data
+    u16 size;        // Uncompressed size of pixel data
+    u16 tag;
+};
+
 struct SpriteFrameImage
 {
     u8 *data;
@@ -20,7 +27,13 @@ struct SpriteFrameImage
 
 struct SpritePalette
 {
-    const u16 *data;
+    const u16 *data;  // Raw uncompressed palette data
+    u16 tag;
+};
+
+struct CompressedSpritePalette
+{
+    const u8 *data;  // LZ77 compressed palette data
     u16 tag;
 };
 
@@ -99,6 +112,10 @@ union AffineAnimCmd
 
 #define AFFINEANIMCMD_FRAME(_xScale, _yScale, _rotation, _duration) \
     {.frame = {.xScale = _xScale, .yScale = _yScale, .rotation = _rotation, .duration = _duration}}
+#define AFFINEANIMCMD_LOOP(_count) \
+    {.loop = {.type = AFFINEANIMCMDTYPE_LOOP, .count = _count}}
+#define AFFINEANIMCMD_JUMP(_target) \
+    {.jump = {.type = AFFINEANIMCMDTYPE_JUMP, .target = _target}}
 #define AFFINEANIMCMD_END \
     {.type = AFFINEANIMCMDTYPE_END}
 
diff --git a/ld_script.txt b/ld_script.txt
index 5bbabf504..281f1781d 100755
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -339,7 +339,7 @@ SECTIONS {
         data/daycare.o(.rodata);
         data/egg_hatch.o(.rodata);
         data/battle_interface.o(.rodata);
-        data/pokeball.o(.rodata);
+        src/pokeball.o(.rodata);
         data/trade.o(.rodata);
         data/berry_blender.o(.rodata);
         src/new_game.o(.rodata);
diff --git a/src/battle_7.c b/src/battle_7.c
index a2990018e..a93237608 100644
--- a/src/battle_7.c
+++ b/src/battle_7.c
@@ -55,21 +55,21 @@ extern void (*gAnimScriptCallback)(void);
 extern u8 gAnimScriptActive;
 extern const u8 *const gBattleAnims_Unknown1[];
 extern const u8 *const gBattleAnims_Unknown2[];
-extern const struct SpriteSheet gTrainerFrontPicTable[];
+extern const struct CompressedSpriteSheet gTrainerFrontPicTable[];
 extern const struct MonCoords gTrainerFrontPicCoords[];
-extern const struct SpritePalette gTrainerFrontPicPaletteTable[];
+extern const struct CompressedSpritePalette gTrainerFrontPicPaletteTable[];
 extern const u8 gSubstituteDollTilemap[];
 extern const u8 gSubstituteDollGfx[];
 extern const u8 gSubstituteDollPal[];
-extern const struct SpriteSheet gUnknown_081FAF24;
+extern const struct CompressedSpriteSheet gUnknown_081FAF24;
 extern const struct SpriteTemplate gSpriteTemplate_81FAF34;
 extern void (*const gOpponentBufferCommands[])(void);
-extern const struct SpriteSheet gUnknown_0820A47C;
-extern const struct SpriteSheet gUnknown_0820A484;
-extern const struct SpriteSheet gUnknown_0820A48C[];
-extern const struct SpriteSheet gUnknown_0820A49C[];
-extern const struct SpriteSheet gUnknown_0820A4AC;
-extern const struct SpriteSheet gUnknown_0820A4B4[];
+extern const struct CompressedSpriteSheet gUnknown_0820A47C;
+extern const struct CompressedSpriteSheet gUnknown_0820A484;
+extern const struct CompressedSpriteSheet gUnknown_0820A48C[];
+extern const struct CompressedSpriteSheet gUnknown_0820A49C[];
+extern const struct CompressedSpriteSheet gUnknown_0820A4AC;
+extern const struct CompressedSpriteSheet gUnknown_0820A4B4[];
 extern const struct SpritePalette gUnknown_0820A4D4[];
 extern const u8 gUnknown_08D09C48[];
 
@@ -84,10 +84,8 @@ extern u8 sub_8078874(u8);
 extern u8 sub_8077F68(u8);
 extern u8 sub_8077F7C(u8);
 extern void sub_8094958(void);
-extern const u16 *pokemon_get_pal(struct Pokemon *);
 extern void sub_80105DC(struct Sprite *);
 extern void move_anim_start_t2();
-extern const u16 *species_and_otid_get_pal();
 
 void sub_80315E8(u8);
 u8 sub_803163C(u8);
@@ -283,7 +281,7 @@ void sub_8031794(struct Pokemon *pkmn, u8 b)
     u32 otId;
     u8 var;
     u16 paletteOffset;
-    const u16 *palette;
+    const u8 *lzPaletteData;
 
     personalityValue = GetMonData(pkmn, MON_DATA_PERSONALITY);
     if (ewram17800[b].unk2 == 0)
@@ -308,16 +306,16 @@ void sub_8031794(struct Pokemon *pkmn, u8 b)
       r7);
     paletteOffset = 0x100 + b * 16;
     if (ewram17800[b].unk2 == 0)
-        palette = pokemon_get_pal(pkmn);
+        lzPaletteData = pokemon_get_pal(pkmn);
     else
-        palette = species_and_otid_get_pal(species, otId, personalityValue);
-    sub_800D238(palette, ewram);
+        lzPaletteData = species_and_otid_get_pal(species, otId, personalityValue);
+    sub_800D238(lzPaletteData, ewram);
     LoadPalette(ewram, paletteOffset, 0x20);
     LoadPalette(ewram, 0x80 + b * 16, 0x20);
     if (species == SPECIES_CASTFORM)
     {
         paletteOffset = 0x100 + b * 16;
-        sub_800D238(palette, ewram + 0x16400);
+        sub_800D238(lzPaletteData, ewram + 0x16400);
         LoadPalette(ewram + 0x16400 + gBattleMonForms[b] * 32, paletteOffset, 0x20);
     }
     if (ewram17800[b].unk2 != 0)
@@ -335,7 +333,7 @@ void sub_80318FC(struct Pokemon *pkmn, u8 b)
     u32 otId;
     u8 var;
     u16 paletteOffset;
-    const u16 *palette;
+    const u8 *lzPaletteData;
 
     personalityValue = GetMonData(pkmn, MON_DATA_PERSONALITY);
     if (ewram17800[b].unk2 == 0)
@@ -360,16 +358,16 @@ void sub_80318FC(struct Pokemon *pkmn, u8 b)
       r7);
     paletteOffset = 0x100 + b * 16;
     if (ewram17800[b].unk2 == 0)
-        palette = pokemon_get_pal(pkmn);
+        lzPaletteData = pokemon_get_pal(pkmn);
     else
-        palette = species_and_otid_get_pal(species, otId, personalityValue);
-    sub_800D238(palette, ewram);
+        lzPaletteData = species_and_otid_get_pal(species, otId, personalityValue);
+    sub_800D238(lzPaletteData, ewram);
     LoadPalette(ewram, paletteOffset, 0x20);
     LoadPalette(ewram, 0x80 + b * 16, 0x20);
     if (species == SPECIES_CASTFORM)
     {
         paletteOffset = 0x100 + b * 16;
-        sub_800D238(palette, ewram + 0x16400);
+        sub_800D238(lzPaletteData, ewram + 0x16400);
         LoadPalette(ewram + 0x16400 + gBattleMonForms[b] * 32, paletteOffset, 0x20);
     }
     if (ewram17800[b].unk2 != 0)
@@ -390,7 +388,7 @@ void nullsub_9(u16 unused)
 void sub_8031A6C(u16 a, u8 b)
 {
     u8 status;
-    struct SpriteSheet spriteSheet;
+    struct CompressedSpriteSheet spriteSheet;
 
     status = GetBankIdentity(b);
     DecompressPicFromTable_2(
@@ -624,7 +622,7 @@ void sub_8031FC4(u8 a, u8 b, bool8 c)
     u32 personalityValue;
     u32 otId;
     u8 r10;
-    const u16 *palette;
+    const u8 *lzPaletteData;
 
     if (c)
     {
@@ -697,14 +695,14 @@ void sub_8031FC4(u8 a, u8 b, bool8 c)
         dst = (void *)(VRAM + 0x10000 + gSprites[gObjectBankIDs[a]].oam.tileNum * 32);
         DmaCopy32(3, src, dst, 0x800);
         paletteOffset = 0x100 + a * 16;
-        palette = species_and_otid_get_pal(species, otId, personalityValue);
-        sub_800D238(palette, ewram);
+        lzPaletteData = species_and_otid_get_pal(species, otId, personalityValue);
+        sub_800D238(lzPaletteData, ewram);
         LoadPalette(ewram, paletteOffset, 32);
         if (species == SPECIES_CASTFORM)
         {
             u16 *paletteSrc = (u16 *)(ewram + 0x16400);
 
-            sub_800D238(palette, paletteSrc);
+            sub_800D238(lzPaletteData, paletteSrc);
             LoadPalette(paletteSrc + gBattleMonForms[b] * 16, paletteOffset, 32);
         }
         BlendPalette(paletteOffset, 16, 6, 0x7FFF);
diff --git a/src/battle_anim.c b/src/battle_anim.c
index cc856d5cd..55ede1788 100644
--- a/src/battle_anim.c
+++ b/src/battle_anim.c
@@ -58,8 +58,8 @@ extern struct MusicPlayerInfo gMPlay_SE2;
 
 extern const u16 gUnknown_081C7160[];
 extern const u8 *const gBattleAnims_Moves[];
-extern const struct SpriteSheet gBattleAnimPicTable[];
-extern const struct SpritePalette gBattleAnimPaletteTable[];
+extern const struct CompressedSpriteSheet gBattleAnimPicTable[];
+extern const struct CompressedSpritePalette gBattleAnimPaletteTable[];
 extern const struct BattleAnimBackground gBattleAnimBackgroundTable[];
 
 static void RunAnimScriptCommand(void);
diff --git a/src/berry_tag_screen.c b/src/berry_tag_screen.c
index 5647d4593..116ca2cca 100644
--- a/src/berry_tag_screen.c
+++ b/src/berry_tag_screen.c
@@ -38,8 +38,8 @@ extern struct BerryTagStatus gUnknown_0203932E;
 extern u16 gScriptItemId;
 extern u16 gUnknown_030041B4;
 
-extern const struct SpriteSheet gUnknown_083C1F74;
-extern const struct SpritePalette gUnknown_083C1F7C;
+extern const struct CompressedSpriteSheet gUnknown_083C1F74;
+extern const struct CompressedSpritePalette gUnknown_083C1F7C;
 
 extern u8 *gUnknown_0841192C[];
 
diff --git a/src/credits.c b/src/credits.c
index a7d6191e6..8ec126a41 100644
--- a/src/credits.c
+++ b/src/credits.c
@@ -1495,7 +1495,7 @@ void spritecb_81454E0(struct Sprite *sprite) {
 static u8 sub_81456B4(u16 species, u16 x, u16 y, u16 position)
 {
     u32 personality;
-    const u16 *palette;
+    const u8 *lzPaletteData;
     u8 spriteId;
     u8 spriteId2;
 
@@ -1527,8 +1527,8 @@ static u8 sub_81456B4(u16 species, u16 x, u16 y, u16 position)
         1
     );
 
-    palette = species_and_otid_get_pal(species, 0, 0xFFFF);
-    LoadCompressedPalette(palette, 0x100 + (position * 16), 0x20);
+    lzPaletteData = species_and_otid_get_pal(species, 0, 0xFFFF);
+    LoadCompressedPalette(lzPaletteData, 0x100 + (position * 16), 0x20);
     sub_8143648(position, position);
 
     spriteId = CreateSprite(&gUnknown_02024E8C, x, y, 0);
diff --git a/src/decompress.c b/src/decompress.c
index 1d38447b5..d7f7087a7 100644
--- a/src/decompress.c
+++ b/src/decompress.c
@@ -16,57 +16,57 @@ void LZDecompressVram(const void *src, void *dest)
     LZ77UnCompVram(src, dest);
 }
 
-void LoadCompressedObjectPic(const struct SpriteSheet *a)
+void LoadCompressedObjectPic(const struct CompressedSpriteSheet *src)
 {
-    struct SpriteSheet spriteSheet;
+    struct SpriteSheet dest;
 
-    LZ77UnCompWram(a->data, (void *)WRAM);
-    spriteSheet.data = (void *)WRAM;
-    spriteSheet.size = a->size;
-    spriteSheet.tag = a->tag;
-    LoadSpriteSheet(&spriteSheet);
+    LZ77UnCompWram(src->data, (void *)WRAM);
+    dest.data = (void *)WRAM;
+    dest.size = src->size;
+    dest.tag = src->tag;
+    LoadSpriteSheet(&dest);
 }
 
-void LoadCompressedObjectPicOverrideBuffer(const struct SpriteSheet *a, void *buffer)
+void LoadCompressedObjectPicOverrideBuffer(const struct CompressedSpriteSheet *src, void *buffer)
 {
-    struct SpriteSheet spriteSheet;
+    struct SpriteSheet dest;
 
-    LZ77UnCompWram(a->data, buffer);
-    spriteSheet.data = buffer;
-    spriteSheet.size = a->size;
-    spriteSheet.tag = a->tag;
-    LoadSpriteSheet(&spriteSheet);
+    LZ77UnCompWram(src->data, buffer);
+    dest.data = buffer;
+    dest.size = src->size;
+    dest.tag = src->tag;
+    LoadSpriteSheet(&dest);
 }
 
-void LoadCompressedObjectPalette(const struct SpritePalette *a)
+void LoadCompressedObjectPalette(const struct CompressedSpritePalette *src)
 {
-    struct SpritePalette spritePalette;
+    struct SpritePalette dest;
 
-    LZ77UnCompWram(a->data, (void *)WRAM);
-    spritePalette.data = (void *)WRAM;
-    spritePalette.tag = a->tag;
-    LoadSpritePalette(&spritePalette);
+    LZ77UnCompWram(src->data, (void *)WRAM);
+    dest.data = (void *)WRAM;
+    dest.tag = src->tag;
+    LoadSpritePalette(&dest);
 }
 
-void LoadCompressedObjectPaletteOverrideBuffer(const struct SpritePalette *a, void *buffer)
+void LoadCompressedObjectPaletteOverrideBuffer(const struct CompressedSpritePalette *a, void *buffer)
 {
-    struct SpritePalette spritePalette;
+    struct SpritePalette dest;
 
     LZ77UnCompWram(a->data, buffer);
-    spritePalette.data = buffer;
-    spritePalette.tag = a->tag;
-    LoadSpritePalette(&spritePalette);
+    dest.data = buffer;
+    dest.tag = a->tag;
+    LoadSpritePalette(&dest);
 }
 
-void DecompressPicFromTable_2(const struct SpriteSheet *a, u8 b, u8 c, void *d, void *e, s32 species)
+void DecompressPicFromTable_2(const struct CompressedSpriteSheet *src, u8 b, u8 c, void *d, void *buffer, s32 species)
 {
     if (species > SPECIES_EGG)
-        LZ77UnCompWram(gMonFrontPicTable[0].data, e);
+        LZ77UnCompWram(gMonFrontPicTable[0].data, buffer);
     else
-        LZ77UnCompWram(a->data, e);
+        LZ77UnCompWram(src->data, buffer);
 }
 
-void HandleLoadSpecialPokePic(const struct SpriteSheet *spriteSheet, u32 b, u32 c, u32 d, void *dest, s32 species, u32 g)
+void HandleLoadSpecialPokePic(const struct CompressedSpriteSheet *src, u32 b, u32 c, u32 d, void *dest, s32 species, u32 g)
 {
     u32 frontOrBack;
 
@@ -76,10 +76,10 @@ void HandleLoadSpecialPokePic(const struct SpriteSheet *spriteSheet, u32 b, u32
     else
         frontOrBack = 1; // frontPic
 
-    LoadSpecialPokePic(spriteSheet, b, c, d, dest, species, g, frontOrBack);
+    LoadSpecialPokePic(src, b, c, d, dest, species, g, frontOrBack);
 }
 
-void LoadSpecialPokePic(const struct SpriteSheet *spriteSheet, u32 b, u32 c, u32 d, void *dest, s32 species, u32 g, u32 frontOrBack)
+void LoadSpecialPokePic(const struct CompressedSpriteSheet *src, u32 b, u32 c, u32 d, void *dest, s32 species, u32 g, u32 frontOrBack)
 {
     u8 frontOrBack8 = frontOrBack;
 
@@ -101,7 +101,7 @@ void LoadSpecialPokePic(const struct SpriteSheet *spriteSheet, u32 b, u32 c, u32
     else if (species > SPECIES_EGG) // is species unknown? draw the ? icon
         LZ77UnCompWram(gMonFrontPicTable[0].data, dest);
     else
-        LZ77UnCompWram(spriteSheet->data, dest);
+        LZ77UnCompWram(src->data, dest);
 
     DrawSpindaSpots(species, g, dest, frontOrBack8);
 }
diff --git a/src/field_effect.c b/src/field_effect.c
index 9591bb6a0..a7f0e4129 100755
--- a/src/field_effect.c
+++ b/src/field_effect.c
@@ -657,7 +657,8 @@ u8 CreateMonSprite_PicBox(u16 species, s16 x, s16 y, u8 subpriority)
 
 u8 CreateMonSprite_FieldMove(u16 species, u32 d, u32 g, s16 x, s16 y, u8 subpriority)
 {
-    const struct SpritePalette *spritePalette;
+    const struct CompressedSpritePalette *spritePalette;
+
     HandleLoadSpecialPokePic(&gMonFrontPicTable[species], gMonFrontPicCoords[species].coords, gMonFrontPicCoords[species].y_offset, (u32)gUnknown_081FAF4C[3] /* this is actually u8* or something, pointing to ewram */, gUnknown_081FAF4C[3], species, g);
     spritePalette = sub_80409C8(species, d, g);
     LoadCompressedObjectPalette(spritePalette);
diff --git a/src/intro.c b/src/intro.c
index f13bd04e6..396f5e5df 100644
--- a/src/intro.c
+++ b/src/intro.c
@@ -31,7 +31,7 @@ extern struct GcmbStruct gMultibootProgramStruct;
 extern u16 gSaveFileStatus;
 extern u8 gReservedSpritePaletteCount;
 extern const u8 gInterfaceGfx_PokeBall[];
-extern const u16 gInterfacePal_PokeBall[];
+extern const u8 gInterfacePal_PokeBall[];
 extern const u8 gIntroCopyright_Gfx[];
 extern const u16 gIntroCopyright_Pal[];
 extern const u16 gIntroCopyright_Tilemap[];
@@ -411,12 +411,12 @@ static const struct SpriteTemplate gSpriteTemplate_840AFF0 =
     .affineAnims = gDummySpriteAffineAnimTable,
     .callback = sub_813DA64,
 };
-const struct SpriteSheet gUnknown_0840B008[] =
+const struct CompressedSpriteSheet gUnknown_0840B008[] =
 {
     {gIntroTiles, 0x1400, 2000},
     {NULL},
 };
-const struct SpriteSheet gUnknown_0840B018[] =
+const struct CompressedSpriteSheet gUnknown_0840B018[] =
 {
     {gIntro1EonTiles, 0x400, 2002},
     {NULL},
@@ -738,17 +738,17 @@ static const struct SpriteTemplate gSpriteTemplate_840B1F4 =
     .affineAnims = gDummySpriteAffineAnimTable,
     .callback = sub_813EDFC,
 };
-const struct SpriteSheet gIntro3PokeballGfx_Table[] =
+const struct CompressedSpriteSheet gIntro3PokeballGfx_Table[] =
 {
     {gInterfaceGfx_PokeBall, 0x100, 2002},
     {NULL},
 };
-const struct SpriteSheet gIntro3MiscGfx_Table[] =
+const struct CompressedSpriteSheet gIntro3MiscGfx_Table[] =
 {
     {gIntro3MiscTiles, 0xa00, 2003},
     {NULL},
 };
-const struct SpritePalette gInterfacePokeballPal_Table[] =
+const struct CompressedSpritePalette gInterfacePokeballPal_Table[] =
 {
     {gInterfacePal_PokeBall, 2002},
     {NULL},
@@ -1772,15 +1772,15 @@ void sub_813CE30(u16 scrX, u16 scrY, u16 zoom, u16 alpha)
 
 static u16 sub_813CE88(u16 species, s16 x, s16 y, u16 d, u8 front)
 {
-    const u16 *pal;
+    const u8 *lzPaletteData;
     u8 spriteId;
 
     if (front)
         LoadSpecialPokePic(&gMonFrontPicTable[species], gMonFrontPicCoords[species].coords, gMonFrontPicCoords[species].y_offset, 0x2000000, gUnknown_0840B5A0[d], species, 0, 1);
     else
         LoadSpecialPokePic(&gMonBackPicTable[species], gMonBackPicCoords[species].coords, gMonBackPicCoords[species].y_offset, 0x2000000, gUnknown_0840B5A0[d], species, 0, 0);
-    pal = species_and_otid_get_pal(species, 0, 0xFFFF);
-    LoadCompressedPalette(pal, 0x100 + d * 0x10, 0x20);
+    lzPaletteData = species_and_otid_get_pal(species, 0, 0xFFFF);
+    LoadCompressedPalette(lzPaletteData, 0x100 + d * 0x10, 0x20);
     sub_8143648(d, d);
     spriteId = CreateSprite(&gUnknown_02024E8C, x, y, (d + 1) * 4);
     gSprites[spriteId].oam.paletteNum = d;
diff --git a/src/money.c b/src/money.c
index de0730951..ab4508a39 100644
--- a/src/money.c
+++ b/src/money.c
@@ -10,8 +10,8 @@
 extern u16 gSpecialVar_0x8005;
 extern u8 gUnknown_02038734;
 
-extern const struct SpriteSheet gUnknown_083CF584;
-extern const struct SpritePalette gUnknown_083CF58C;
+extern const struct CompressedSpriteSheet gUnknown_083CF584;
+extern const struct CompressedSpritePalette gUnknown_083CF58C;
 extern const struct SpriteTemplate gSpriteTemplate_83CF56C;
 
 bool8 IsEnoughMoney(u32 budget, u32 cost)
diff --git a/src/pokeball.c b/src/pokeball.c
index 4b2ba8212..c123130c6 100644
--- a/src/pokeball.c
+++ b/src/pokeball.c
@@ -2,6 +2,7 @@
 #include "gba/m4a_internal.h"
 #include "battle.h"
 #include "decompress.h"
+#include "graphics.h"
 #include "m4a.h"
 #include "main.h"
 #include "pokeball.h"
@@ -23,10 +24,276 @@ extern u8 gObjectBankIDs[];
 extern u8 gDoingBattleAnim;
 extern u8 gHealthboxIDs[];
 
-extern const struct SpriteSheet gUnknown_0820A92C[];
-extern const struct SpritePalette gUnknown_0820A98C[];
-extern const struct SpriteTemplate gSpriteTemplate_820AAB4[];
-extern const u8 gUnknown_08D030D0[];
+#define GFX_TAG_POKEBALL    55000
+#define GFX_TAG_GREATBALL   55001
+#define GFX_TAG_SAFARIBALL  55002
+#define GFX_TAG_ULTRABALL   55003
+#define GFX_TAG_MASTERBALL  55004
+#define GFX_TAG_NETBALL     55005
+#define GFX_TAG_DIVEBALL    55006
+#define GFX_TAG_NESTBALL    55007
+#define GFX_TAG_REPEATBALL  55008
+#define GFX_TAG_TIMERBALL   55009
+#define GFX_TAG_LUXURYBALL  55010
+#define GFX_TAG_PREMIERBALL 55011
+
+static const struct CompressedSpriteSheet sBallSpriteSheets[] =
+{
+    {gInterfaceGfx_PokeBall,    384, GFX_TAG_POKEBALL},
+    {gInterfaceGfx_GreatBall,   384, GFX_TAG_GREATBALL},
+    {gInterfaceGfx_SafariBall,  384, GFX_TAG_SAFARIBALL},
+    {gInterfaceGfx_UltraBall,   384, GFX_TAG_ULTRABALL},
+    {gInterfaceGfx_MasterBall,  384, GFX_TAG_MASTERBALL},
+    {gInterfaceGfx_NetBall,     384, GFX_TAG_NETBALL},
+    {gInterfaceGfx_DiveBall,    384, GFX_TAG_DIVEBALL},
+    {gInterfaceGfx_NestBall,    384, GFX_TAG_NESTBALL},
+    {gInterfaceGfx_RepeatBall,  384, GFX_TAG_REPEATBALL},
+    {gInterfaceGfx_TimerBall,   384, GFX_TAG_TIMERBALL},
+    {gInterfaceGfx_LuxuryBall,  384, GFX_TAG_LUXURYBALL},
+    {gInterfaceGfx_PremierBall, 384, GFX_TAG_PREMIERBALL},
+};
+
+static const struct CompressedSpritePalette sBallSpritePalettes[] =
+{
+    {gInterfacePal_PokeBall,    GFX_TAG_POKEBALL},
+    {gInterfacePal_GreatBall,   GFX_TAG_GREATBALL},
+    {gInterfacePal_SafariBall,  GFX_TAG_SAFARIBALL},
+    {gInterfacePal_UltraBall,   GFX_TAG_ULTRABALL},
+    {gInterfacePal_MasterBall,  GFX_TAG_MASTERBALL},
+    {gInterfacePal_NetBall,     GFX_TAG_NETBALL},
+    {gInterfacePal_DiveBall,    GFX_TAG_DIVEBALL},
+    {gInterfacePal_NestBall,    GFX_TAG_NESTBALL},
+    {gInterfacePal_RepeatBall,  GFX_TAG_REPEATBALL},
+    {gInterfacePal_TimerBall,   GFX_TAG_TIMERBALL},
+    {gInterfacePal_LuxuryBall,  GFX_TAG_LUXURYBALL},
+    {gInterfacePal_PremierBall, GFX_TAG_PREMIERBALL},
+};
+
+static const struct OamData sBallOamData =
+{
+    .y = 0,
+    .affineMode = 3,
+    .objMode = 0,
+    .mosaic = 0,
+    .bpp = 0,
+    .shape = 0,
+    .x = 0,
+    .matrixNum = 0,
+    .size = 1,
+    .tileNum = 0,
+    .priority = 2,
+    .paletteNum = 0,
+    .affineParam = 0,
+};
+
+static const union AnimCmd sBallAnimSeq3[] =
+{
+    ANIMCMD_FRAME(0, 5),
+    ANIMCMD_JUMP(0),
+};
+
+static const union AnimCmd sBallAnimSeq5[] =
+{
+    ANIMCMD_FRAME(4, 1),
+    ANIMCMD_JUMP(0),
+};
+
+static const union AnimCmd sBallAnimSeq4[] =
+{
+    ANIMCMD_FRAME(8, 5),
+    ANIMCMD_JUMP(0),
+};
+
+static const union AnimCmd sBallAnimSeq6[] =
+{
+    ANIMCMD_FRAME(12, 1),
+    ANIMCMD_JUMP(0),
+};
+
+static const union AnimCmd sBallAnimSeq0[] =
+{
+    ANIMCMD_FRAME(0, 1),
+    ANIMCMD_END,
+};
+
+static const union AnimCmd sBallAnimSeq1[] =
+{
+    ANIMCMD_FRAME(4, 5),
+    ANIMCMD_FRAME(8, 5),
+    ANIMCMD_END,
+};
+
+static const union AnimCmd sBallAnimSeq2[] =
+{
+    ANIMCMD_FRAME(4, 5),
+    ANIMCMD_FRAME(0, 5),
+    ANIMCMD_END,
+};
+
+static const union AnimCmd *const sBallAnimSequences[] =
+{
+    sBallAnimSeq0,
+    sBallAnimSeq1,
+    sBallAnimSeq2,
+    
+    // unused?
+    sBallAnimSeq3,
+    sBallAnimSeq4,
+    sBallAnimSeq5,
+    sBallAnimSeq6,
+};
+
+static const union AffineAnimCmd sBallAffineAnimSeq0[] =
+{
+    AFFINEANIMCMD_FRAME(0, 0, 0, 1),
+    AFFINEANIMCMD_JUMP(0),
+};
+
+static const union AffineAnimCmd sBallAffineAnimSeq1[] =
+{
+    AFFINEANIMCMD_FRAME(0, 0, -3, 1),
+    AFFINEANIMCMD_JUMP(0),
+};
+
+static const union AffineAnimCmd sBallAffineAnimSeq2[] =
+{
+    AFFINEANIMCMD_FRAME(0, 0, 3, 1),
+    AFFINEANIMCMD_JUMP(0),
+};
+
+static const union AffineAnimCmd sBallAffineAnimSeq3[] =
+{
+    AFFINEANIMCMD_FRAME(256, 256, 0, 0),
+    AFFINEANIMCMD_END,
+};
+
+static const union AffineAnimCmd sBallAffineAnimSeq4[] =
+{
+    AFFINEANIMCMD_FRAME(0, 0, 25, 1),
+    AFFINEANIMCMD_JUMP(0),
+};
+
+static const union AffineAnimCmd *const sBallAffineAnimSequences[] =
+{
+    sBallAffineAnimSeq0,
+    sBallAffineAnimSeq1,
+    sBallAffineAnimSeq2,
+    sBallAffineAnimSeq3,
+    sBallAffineAnimSeq4,
+};
+
+static void objc_0804ABD4(struct Sprite *sprite);
+const struct SpriteTemplate gBallSpriteTemplates[] =
+{
+    {
+        .tileTag = GFX_TAG_POKEBALL,
+        .paletteTag = GFX_TAG_POKEBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_GREATBALL,
+        .paletteTag = GFX_TAG_GREATBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_SAFARIBALL,
+        .paletteTag = GFX_TAG_SAFARIBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_ULTRABALL,
+        .paletteTag = GFX_TAG_ULTRABALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_MASTERBALL,
+        .paletteTag = GFX_TAG_MASTERBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_NETBALL,
+        .paletteTag = GFX_TAG_NETBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_DIVEBALL,
+        .paletteTag = GFX_TAG_DIVEBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_NESTBALL,
+        .paletteTag = GFX_TAG_NESTBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_REPEATBALL,
+        .paletteTag = GFX_TAG_REPEATBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_TIMERBALL,
+        .paletteTag = GFX_TAG_TIMERBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_LUXURYBALL,
+        .paletteTag = GFX_TAG_LUXURYBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+    {
+        .tileTag = GFX_TAG_PREMIERBALL,
+        .paletteTag = GFX_TAG_PREMIERBALL,
+        .oam = &sBallOamData,
+        .anims = sBallAnimSequences,
+        .images = NULL,
+        .affineAnims = sBallAffineAnimSequences,
+        .callback = objc_0804ABD4,
+    },
+};
 
 extern u32 ball_number_to_ball_processing_index(u16);  // not sure of return type
 extern void sub_80786EC();
@@ -95,7 +362,7 @@ static void sub_8046464(u8 taskId)
         ball = GetMonData(&gPlayerParty[gBattlePartyID[r5]], MON_DATA_POKEBALL);
     r4 = ball_number_to_ball_processing_index(ball);
     sub_80478DC(r4);
-    spriteId = CreateSprite(&gSpriteTemplate_820AAB4[r4], 32, 80, 0x1D);
+    spriteId = CreateSprite(&gBallSpriteTemplates[r4], 32, 80, 0x1D);
     gSprites[spriteId].data0 = 0x80;
     gSprites[spriteId].data1 = 0;
     gSprites[spriteId].data7 = r8;
@@ -103,13 +370,13 @@ static void sub_8046464(u8 taskId)
     {
     case 0xFF:
         gBankTarget = r5;
-        gSprites[spriteId].pos1.x = 0x18;
-        gSprites[spriteId].pos1.y = 0x44;
+        gSprites[spriteId].pos1.x = 24;
+        gSprites[spriteId].pos1.y = 68;
         gSprites[spriteId].callback = sub_8047074;
         break;
     case 0xFE:
         gSprites[spriteId].pos1.x = sub_8077ABC(r5, 0);
-        gSprites[spriteId].pos1.y = sub_8077ABC(r5, 1) + 0x18;
+        gSprites[spriteId].pos1.y = sub_8077ABC(r5, 1) + 24;
         gBankTarget = r5;
         gSprites[spriteId].data0 = 0;
         gSprites[spriteId].callback = sub_8047254;
@@ -136,7 +403,7 @@ static void sub_8046464(u8 taskId)
     PlaySE(SE_NAGERU);
 }
 
-void objc_0804ABD4(struct Sprite *sprite)
+static void objc_0804ABD4(struct Sprite *sprite)
 {
     if (sub_8078718(sprite))
     {
@@ -563,7 +830,7 @@ static void sub_8047074(struct Sprite *sprite)
 {
     sprite->data0 = 25;
     sprite->data2 = sub_8077ABC(sprite->data6, 2);
-    sprite->data4 = sub_8077ABC(sprite->data6, 3) + 0x18;
+    sprite->data4 = sub_8077ABC(sprite->data6, 3) + 24;
     sprite->data5 = -30;
     sprite->oam.affineParam = sprite->data6;
     sub_80786EC(sprite);
@@ -628,7 +895,7 @@ static void sub_80470C4(struct Sprite *sprite)
 
 static void sub_8047230(struct Sprite *sprite)
 {
-    if (sprite->data0++ > 0x18)
+    if (sprite->data0++ > 24)
     {
         sprite->data0 = 0;
         sprite->callback = sub_8046C78;
@@ -663,9 +930,9 @@ void CreatePokeballSprite(u8 a, u8 b, u8 x, u8 y, u8 e, u8 f, u8 g, u32 h)
 {
     u8 spriteId;
 
-    LoadCompressedObjectPic(&gUnknown_0820A92C[0]);
-    LoadCompressedObjectPalette(&gUnknown_0820A98C[0]);
-    spriteId = CreateSprite(&gSpriteTemplate_820AAB4[0], x, y, f);
+    LoadCompressedObjectPic(&sBallSpriteSheets[0]);
+    LoadCompressedObjectPalette(&sBallSpritePalettes[0]);
+    spriteId = CreateSprite(&gBallSpriteTemplates[0], x, y, f);
     gSprites[spriteId].data0 = a;
     gSprites[spriteId].data5 = gSprites[a].pos1.x;
     gSprites[spriteId].data6 = gSprites[a].pos1.y;
@@ -752,9 +1019,9 @@ u8 sub_8047580(u8 a, u8 b, u8 x, u8 y, u8 e, u8 f, u8 g, u32 h)
 {
     u8 spriteId;
 
-    LoadCompressedObjectPic(&gUnknown_0820A92C[0]);
-    LoadCompressedObjectPalette(&gUnknown_0820A98C[0]);
-    spriteId = CreateSprite(&gSpriteTemplate_820AAB4[0], x, y, f);
+    LoadCompressedObjectPic(&sBallSpriteSheets[0]);
+    LoadCompressedObjectPalette(&sBallSpritePalettes[0]);
+    spriteId = CreateSprite(&gBallSpriteTemplates[0], x, y, f);
     gSprites[spriteId].data0 = a;
     gSprites[spriteId].data1 = g;
     gSprites[spriteId].data2 = b;
@@ -893,10 +1160,10 @@ void sub_80478DC(u8 a)
 {
     u16 var;
 
-    if (GetSpriteTileStartByTag(gUnknown_0820A92C[a].tag) == 0xFFFF)
+    if (GetSpriteTileStartByTag(sBallSpriteSheets[a].tag) == 0xFFFF)
     {
-        LoadCompressedObjectPic(&gUnknown_0820A92C[a]);
-        LoadCompressedObjectPalette(&gUnknown_0820A98C[a]);
+        LoadCompressedObjectPic(&sBallSpriteSheets[a]);
+        LoadCompressedObjectPalette(&sBallSpritePalettes[a]);
     }
     switch (a)
     {
@@ -905,7 +1172,7 @@ void sub_80478DC(u8 a)
     case 11:
         break;
     default:
-        var = GetSpriteTileStartByTag(gUnknown_0820A92C[a].tag);
+        var = GetSpriteTileStartByTag(sBallSpriteSheets[a].tag);
         LZDecompressVram(gUnknown_08D030D0, (void *)(VRAM + 0x10100 + var * 32));
         break;
     }
@@ -913,8 +1180,8 @@ void sub_80478DC(u8 a)
 
 void sub_804794C(u8 a)
 {
-    FreeSpriteTilesByTag(gUnknown_0820A92C[a].tag);
-    FreeSpritePaletteByTag(gUnknown_0820A98C[a].tag);
+    FreeSpriteTilesByTag(sBallSpriteSheets[a].tag);
+    FreeSpritePaletteByTag(sBallSpritePalettes[a].tag);
 }
 
 static u16 sub_8047978(u8 a)
diff --git a/src/pokedex.c b/src/pokedex.c
index 8674c3d2b..17ae9a597 100644
--- a/src/pokedex.c
+++ b/src/pokedex.c
@@ -162,7 +162,7 @@ extern const u8 gUnknown_08E96ACC[];
 extern const u8 gUnknown_08E96B58[];
 extern const u16 gPokedexMenu_Pal[];
 extern const u16 gPokedexMenu2_Pal[];
-extern const struct SpriteSheet gTrainerFrontPicTable[];
+extern const struct CompressedSpriteSheet gTrainerFrontPicTable[];
 extern const struct MonCoords gTrainerFrontPicCoords[];
 extern const struct PokedexEntry gPokedexEntries[];
 extern const u8 gPokedexMenuSearch_Gfx[];
@@ -493,7 +493,7 @@ static const struct SpriteTemplate gSpriteTemplate_83A05B4 =
     .affineAnims = gDummySpriteAffineAnimTable,
     .callback = sub_808F168,
 };
-static const struct SpriteSheet gUnknown_083A05CC[] =
+static const struct CompressedSpriteSheet gUnknown_083A05CC[] =
 {
     {gPokedexMenu2_Gfx, 0x1F00, 0x1000},
     {NULL, 0, 0},
@@ -3921,7 +3921,7 @@ static void sub_8090B8C(u8 taskId)
         u32 otId;
         u32 personality;
         u8 paletteNum;
-        const u16 *palette;
+        const u8 *lzPaletteData;
 
         REG_DISPCNT = DISPCNT_MODE_0 | DISPCNT_OBJ_1D_MAP | DISPCNT_BG0_ON | DISPCNT_BG3_ON | DISPCNT_OBJ_ON;
         CpuCopy16(gUnknown_08D00524, (void *)(VRAM + 0xC000), 0x1000);
@@ -3930,8 +3930,8 @@ static void sub_8090B8C(u8 taskId)
         otId = ((u16)gTasks[taskId].data[13] << 16) | (u16)gTasks[taskId].data[12];
         personality = ((u16)gTasks[taskId].data[15] << 16) | (u16)gTasks[taskId].data[14];
         paletteNum = gSprites[gTasks[taskId].data[3]].oam.paletteNum;
-        palette = species_and_otid_get_pal(species, otId, personality);
-        LoadCompressedPalette(palette, 0x100 | paletteNum * 16, 32);
+        lzPaletteData = species_and_otid_get_pal(species, otId, personality);
+        LoadCompressedPalette(lzPaletteData, 0x100 | paletteNum * 16, 32);
         DestroyTask(taskId);
     }
 }
diff --git a/src/pokemon_3.c b/src/pokemon_3.c
index ef9a1698d..cb8eb2a46 100644
--- a/src/pokemon_3.c
+++ b/src/pokemon_3.c
@@ -1172,7 +1172,7 @@ void current_map_music_set__default_for_battle(u16 song)
         PlayNewMapMusic(sub_8040728());
 }
 
-const u16 *pokemon_get_pal(struct Pokemon *mon)
+const u8 *pokemon_get_pal(struct Pokemon *mon)
 {
     u16 species = GetMonData(mon, MON_DATA_SPECIES2, 0);
     u32 otId = GetMonData(mon, MON_DATA_OT_ID, 0);
@@ -1186,7 +1186,7 @@ const u16 *pokemon_get_pal(struct Pokemon *mon)
 //Extracts the lower 16 bits of a 32-bit number
 #define LOHALF(n) ((n) & 0xFFFF)
 
-const u16 *species_and_otid_get_pal(u16 species, u32 otId, u32 personality)
+const u8 *species_and_otid_get_pal(u16 species, u32 otId, u32 personality)
 {
     u32 shinyValue;
 
@@ -1200,7 +1200,7 @@ const u16 *species_and_otid_get_pal(u16 species, u32 otId, u32 personality)
         return gMonPaletteTable[species].data;
 }
 
-const struct SpritePalette *sub_8040990(struct Pokemon *mon)
+const struct CompressedSpritePalette *sub_8040990(struct Pokemon *mon)
 {
     u16 species = GetMonData(mon, MON_DATA_SPECIES2, 0);
     u32 otId = GetMonData(mon, MON_DATA_OT_ID, 0);
@@ -1208,7 +1208,7 @@ const struct SpritePalette *sub_8040990(struct Pokemon *mon)
     return sub_80409C8(species, otId, personality);
 }
 
-const struct SpritePalette *sub_80409C8(u16 species, u32 otId , u32 personality)
+const struct CompressedSpritePalette *sub_80409C8(u16 species, u32 otId , u32 personality)
 {
     u32 shinyValue;
 
diff --git a/src/script_pokemon_util_80C4BF0.c b/src/script_pokemon_util_80C4BF0.c
index fb72be527..ecfd8111b 100644
--- a/src/script_pokemon_util_80C4BF0.c
+++ b/src/script_pokemon_util_80C4BF0.c
@@ -407,7 +407,7 @@ u8 sub_80C5044(void)
 
 void ShowContestEntryMonPic(void)
 {
-    struct SpritePalette *paletteData;
+    const struct CompressedSpritePalette *palette;
     u32 var1, var2;
     u16 species;
     u8 spriteId;
@@ -425,13 +425,18 @@ void ShowContestEntryMonPic(void)
         taskId = CreateTask(sub_80C5190, 0x50);
         gTasks[taskId].data[0] = 0;
         gTasks[taskId].data[1] = species;
-        HandleLoadSpecialPokePic((struct SpriteSheet *)&gMonFrontPicTable[species].data,
-        gMonFrontPicCoords[species].coords, gMonFrontPicCoords[species].y_offset,
-        (u32)gUnknown_081FAF4C[0], gUnknown_081FAF4C[1], species, var1);
-        paletteData = (struct SpritePalette *) sub_80409C8(species, var2, var1);
-        LoadCompressedObjectPalette(paletteData);
+        HandleLoadSpecialPokePic(
+          &gMonFrontPicTable[species],
+          gMonFrontPicCoords[species].coords,
+          gMonFrontPicCoords[species].y_offset,
+          (u32)gUnknown_081FAF4C[0],
+          gUnknown_081FAF4C[1],
+          species,
+          var1);
+        palette = sub_80409C8(species, var2, var1);
+        LoadCompressedObjectPalette(palette);
         GetMonSpriteTemplate_803C56C(species, 1);
-        gUnknown_02024E8C.paletteTag = paletteData->tag;
+        gUnknown_02024E8C.paletteTag = palette->tag;
         spriteId = CreateSprite(&gUnknown_02024E8C, 0x78, 0x40, 0);
         gTasks[taskId].data[2] = spriteId;
         gTasks[taskId].data[3] = left;
diff --git a/src/starter_choose.c b/src/starter_choose.c
index f30be8e08..c838f2dc0 100644
--- a/src/starter_choose.c
+++ b/src/starter_choose.c
@@ -172,12 +172,12 @@ static const union AffineAnimCmd *const gSpriteAffineAnimTable_83F7790[] =
 {
     gSpriteAffineAnim_83F7774,
 };
-static const struct SpriteSheet gUnknown_083F7794[] =
+static const struct CompressedSpriteSheet gUnknown_083F7794[] =
 {
     {gBirchBallarrow_Gfx, 0x0800, 0x1000},
     {NULL},
 };
-static const struct SpriteSheet gUnknown_083F77A4[] =
+static const struct CompressedSpriteSheet gUnknown_083F77A4[] =
 {
     {gBirchCircle_Gfx, 0x0800, 0x1001},
     {NULL},
diff --git a/src/title_screen.c b/src/title_screen.c
index 12c31d10a..dd06956c3 100644
--- a/src/title_screen.c
+++ b/src/title_screen.c
@@ -152,7 +152,7 @@ static const struct SpriteTemplate sVersionBannerRightSpriteTemplate =
     .affineAnims = gDummySpriteAffineAnimTable,
     .callback = SpriteCallback_VersionBannerRight,
 };
-static const struct SpriteSheet gUnknown_08393EFC[] =
+static const struct CompressedSpriteSheet gUnknown_08393EFC[] =
 {
     {gVersionTiles, 0x1000, 1000},
     {NULL},
@@ -234,7 +234,7 @@ static const struct SpriteTemplate sStartCopyrightBannerSpriteTemplate =
     .affineAnims = gDummySpriteAffineAnimTable,
     .callback = SpriteCallback_PressStartCopyrightBanner,
 };
-static const struct SpriteSheet gUnknown_08393F8C[] =
+static const struct CompressedSpriteSheet gUnknown_08393F8C[] =
 {
     {gTitleScreenPressStart_Gfx, 0x520, 1001},
     {NULL},
@@ -279,7 +279,7 @@ static const struct SpriteTemplate sPokemonLogoShineSpriteTemplate =
     .affineAnims = gDummySpriteAffineAnimTable,
     .callback = SpriteCallback_PokemonLogoShine,
 };
-static const struct SpriteSheet sPokemonLogoShineSpriteSheet[] =
+static const struct CompressedSpriteSheet sPokemonLogoShineSpriteSheet[] =
 {
     {sLogoShineTiles, 0x800, 1002},
     {NULL},
diff --git a/src/wallclock.c b/src/wallclock.c
index efc7dd42a..8db13dc2d 100644
--- a/src/wallclock.c
+++ b/src/wallclock.c
@@ -24,7 +24,7 @@ extern u16 gMiscClockFemale_Pal[];
 //--------------------------------------------------
 
 static const u8 ClockGfx_Misc[] = INCBIN_U8("graphics/misc/clock_misc.4bpp.lz");
-static const struct SpriteSheet gUnknown_083F7A90[] =
+static const struct CompressedSpriteSheet gUnknown_083F7A90[] =
 {
     {ClockGfx_Misc, 0x2000, 0x1000},
     {NULL},