diff --git a/.vscode/settings.json b/.vscode/settings.json
index 32f543851..fd05a0ac3 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,5 +1,10 @@
 {
   "C_Cpp.clang_format_fallbackStyle": "{ BasedOnStyle: Google, IndentWidth: 4 }",
+  "C_Cpp.files.exclude": {
+      "build/**": true,
+      "**/ext/**": true,
+      "ctx.c": true
+  },
   "files.associations": {
     "multi_sio.h": "c",
     "global.h": "c",
@@ -356,11 +361,14 @@
     "boss_9.h": "c",
     "xlocale": "c",
     "xiosbase": "c",
-    "magnetic_ring.h": "c"
+    "magnetic_ring.h": "c",
+    "recordings.h": "c",
+    "bg_palette_effects.h": "c",
+    "palettes.h": "c"
   },
   "asm-code-lens.donated": true,
   "editor.formatOnSave": true,
   "editor.defaultFormatter": "xaver.clang-format",
   "clang-format.executable": "clang-format-13",
-  "git.ignoreLimitWarning": true
+  "git.ignoreLimitWarning": true,
 }
diff --git a/include/core.h b/include/core.h
index cdf91f193..332879bd8 100644
--- a/include/core.h
+++ b/include/core.h
@@ -279,11 +279,11 @@ extern void *gBgOffsetsHBlank;
 extern u16 gUnknown_030017F0;
 extern s16 gUnknown_030017F4[2];
 extern u8 gUnknown_03001850[32];
-extern FuncType_030053A0 gUnknown_03001870[4];
+extern FuncType_030053A0 gVBlankCallbacks[4];
 
 extern u8 gOamFreeIndex;
 extern u16 gUnknown_03001944;
-extern u8 gUnknown_03001948;
+extern u8 gNumVBlankIntrs;
 extern u16 gUnknown_0300194C;
 
 extern Tilemap **gTilemapsRef;
@@ -353,7 +353,7 @@ extern u16 gUnknown_03002A8C;
 extern u8 gOamFirstPausedIndex;
 extern u8 gBackgroundsCopyQueueCursor;
 extern Sprite *gUnknown_03004D10[16];
-extern u8 gUnknown_03004D50;
+extern u8 gNumVBlankCallbacks;
 extern void *gUnknown_03004D54;
 extern u16 gUnknown_03004D58;
 extern u8 gVramGraphicsCopyCursor;
@@ -361,7 +361,7 @@ extern u8 gUnknown_03004D60[0x20];
 extern u8 gUnknown_03005390;
 extern u16 gUnknown_03005394;
 extern u16 gUnknown_03005398;
-extern FuncType_030053A0 gUnknown_030053A0[4];
+extern FuncType_030053A0 gVBlankIntrs[4];
 extern s32 gPseudoRandom;
 extern u8 gUnknown_03002710[128];
 extern struct MultiBootParam gMultiBootParam;
diff --git a/include/data/palettes.h b/include/data/palettes.h
index 2a3f7e089..0d12f9b54 100644
--- a/include/data/palettes.h
+++ b/include/data/palettes.h
@@ -2,6 +2,6 @@
 #define GUARD_PALETTES_H
 #include "global.h"
 
-extern const u8 gUnknown_08C8796C[];
+extern const u16 gBgGradientPalette[];
 
 #endif // GUARD_PALETTES_H
diff --git a/include/game/backgrounds.h b/include/game/backgrounds.h
deleted file mode 100644
index f76216577..000000000
--- a/include/game/backgrounds.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#ifndef GUARD_BACKGROUNDS_H
-#define GUARD_BACKGROUNDS_H
-
-#include "global.h"
-#include "sprite.h"
-
-struct UNK_3005B80_UNK4 {
-    u8 unk0;
-    u8 unk1;
-    u8 unk2;
-    u8 filler3;
-
-    const u8 *unk4;
-
-    const void *unk8;
-
-    u8 unkC;
-    u8 unkD;
-    u8 unkE;
-
-    s8 unkF;
-    s8 unk10;
-    s8 unk11;
-    s8 unk12;
-
-    u8 unk13;
-
-    u16 unk14[16];
-
-    s16 unk34;
-    u8 unk36;
-};
-
-struct UNK_3005B80 {
-    struct UNK_3005B80_UNK4 *unk0;
-    Background *unk4;
-};
-
-// Used outside of this module I think, so declared here
-extern struct UNK_3005B80 gUnknown_03005B80;
-
-void sub_808DB2C(int_vcount vcount);
-
-#endif // GUARD_BACKGROUNDS_H
diff --git a/include/game/bg_palette_effects.h b/include/game/bg_palette_effects.h
new file mode 100644
index 000000000..8bdd58746
--- /dev/null
+++ b/include/game/bg_palette_effects.h
@@ -0,0 +1,42 @@
+#ifndef GUARD_BACKGROUNDS_H
+#define GUARD_BACKGROUNDS_H
+
+#include "global.h"
+#include "sprite.h"
+
+typedef struct {
+    u8 unk0;
+    u8 bgPalId;
+    u8 cursor;
+
+    const u8 *pattern;
+
+    const u16 *palette;
+
+    u8 unkC;
+    u8 unkD;
+    u8 unkE;
+
+    s8 rShift;
+    s8 gShift;
+    s8 bShift;
+    s8 unk12;
+
+    u8 unk13;
+
+    u16 palBuffer[16];
+
+    s16 offset;
+    u8 unk36;
+} BgPaletteEffectState;
+
+typedef struct {
+    BgPaletteEffectState *state;
+    Background *background;
+} BackgroundPaletteEffects;
+
+extern BackgroundPaletteEffects gBgPaletteEffects;
+
+void BgPaletteEffectGradient(int_vcount vcount);
+
+#endif // GUARD_BACKGROUNDS_H
diff --git a/include/game/sa1_sa2_shared/rings_manager.h b/include/game/sa1_sa2_shared/rings_manager.h
index 23554a317..bd512f474 100644
--- a/include/game/sa1_sa2_shared/rings_manager.h
+++ b/include/game/sa1_sa2_shared/rings_manager.h
@@ -13,11 +13,11 @@
 #define RESERVED_RING_EFFECT_TILES_VRAM (void *)(OBJ_VRAM0 + 0x2100)
 
 #define PLAYER_TOUCHING_RING(p, rect, ringIntX, ringIntY)                                                                                  \
-    ((((ringIntX - TILE_WIDTH) <= RECT_LEFT(I(p->qWorldX), rect) && (ringIntX + TILE_WIDTH) >= RECT_LEFT(I(p->qWorldX), rect))             \
-      || ((ringIntX - TILE_WIDTH) >= RECT_LEFT(I(p->qWorldX), rect) && RECT_RIGHT(I(p->qWorldX), rect) >= (ringIntX - TILE_WIDTH)))        \
-     && ((((ringIntY - (TILE_WIDTH * 2)) <= RECT_TOP(I(p->qWorldY), rect) && ringIntY >= RECT_TOP(I(p->qWorldY), rect))                    \
-          || ((ringIntY - (TILE_WIDTH * 2)) >= RECT_TOP(I(p->qWorldY), rect)                                                               \
-              && RECT_BOTTOM(I(p->qWorldY), rect) >= (ringIntY - (TILE_WIDTH * 2))))))
+    ((((ringIntX - TILE_WIDTH) <= RECT_LEFT(I((p)->qWorldX), rect) && (ringIntX + TILE_WIDTH) >= RECT_LEFT(I((p)->qWorldX), rect))         \
+      || ((ringIntX - TILE_WIDTH) >= RECT_LEFT(I((p)->qWorldX), rect) && RECT_RIGHT(I((p)->qWorldX), rect) >= (ringIntX - TILE_WIDTH)))    \
+     && ((((ringIntY - (TILE_WIDTH * 2)) <= RECT_TOP(I((p)->qWorldY), rect) && ringIntY >= RECT_TOP(I((p)->qWorldY), rect))                \
+          || ((ringIntY - (TILE_WIDTH * 2)) >= RECT_TOP(I((p)->qWorldY), rect)                                                             \
+              && RECT_BOTTOM(I((p)->qWorldY), rect) >= (ringIntY - (TILE_WIDTH * 2))))))
 
 #define MP_PLAYER_TOUCHING_RING(mp, rect, ringIntX, ringIntY)                                                                              \
     ((((ringIntX - TILE_WIDTH) <= RECT_LEFT(mp->pos.x, rect) && (ringIntX + TILE_WIDTH) >= RECT_LEFT(mp->pos.x, rect))                     \
diff --git a/ldscript.txt b/ldscript.txt
index 350db8d23..41f67b068 100644
--- a/ldscript.txt
+++ b/ldscript.txt
@@ -69,7 +69,7 @@ SECTIONS
         src/game/multiboot/collect_rings/time_display.o(.data);
         src/game/math.o(.data);
         src/game/multiplayer/mp_attack_1_effect.o(.data);
-        src/game/backgrounds.o(.data);
+        src/game/bg_palette_effects.o(.data);
 
         /* libs */
         . = ALIGN(16);
@@ -331,7 +331,7 @@ SECTIONS
     
         src/game/sound_test.o(.text);
         src/game/title_screen.o(.text);
-        src/game/backgrounds.o(.text);
+        src/game/bg_palette_effects.o(.text);
 
         src/game/cutscenes/level_endings.o(.text);
         src/game/cutscenes/endings.o(.text);
diff --git a/src/core.c b/src/core.c
index 6e6c73bf2..4746e1a2e 100644
--- a/src/core.c
+++ b/src/core.c
@@ -23,7 +23,7 @@ s16 gUnknown_030017F4[2] ALIGNED(4) = {};
 Background *gBackgroundsCopyQueue[] ALIGNED(16) = {};
 u32 gFlags = 0;
 u8 gUnknown_03001850[] ALIGNED(16) = {};
-FuncType_030053A0 gUnknown_03001870[] = {};
+FuncType_030053A0 gVBlankCallbacks[] = {};
 u16 gPhysicalInput = 0;
 
 void *gBgOffsetsHBlank = NULL;
@@ -43,7 +43,7 @@ u8 gNextFreeAffineIndex = 0;
 BgAffineReg gBgAffineRegs[NUM_AFFINE_BACKGROUNDS] ALIGNED(8) = {};
 void *gVramHeapStartAddr = NULL;
 u16 gUnknown_03001944 ALIGNED(4) = 0;
-u8 gUnknown_03001948 ALIGNED(4) = 0;
+u8 gNumVBlankIntrs ALIGNED(4) = 0;
 u16 gUnknown_0300194C ALIGNED(4) = 0;
 
 u32 gMultiSioStatusFlags = 0;
@@ -93,13 +93,13 @@ u8 gKeysContinuedRepeatIntervals[10] ALIGNED(16) = {};
 union MultiSioData gMultiSioSend ALIGNED(8) = {};
 u8 gUnknown_03002874 = 0;
 
-// gComputedBgTarget
+// gHBlankCopyTarget
 void *gUnknown_03002878 ALIGNED(4) = NULL;
 
 u8 gBackgroundsCopyQueueIndex = 0;
 u16 gBgPalette[] ALIGNED(16) = {};
 
-// gComputedBgSectorSize
+// gHBlankCopySize
 u8 gUnknown_03002A80 ALIGNED(4) = 0;
 
 u8 gVramGraphicsCopyQueueIndex ALIGNED(4) = 0;
@@ -116,7 +116,7 @@ HBlankFunc gHBlankIntrs[4] ALIGNED(16) = {};
 u8 gIwramHeap[0x2204] = {};
 
 Sprite *gUnknown_03004D10[] ALIGNED(16) = {};
-u8 gUnknown_03004D50 ALIGNED(4) = 0;
+u8 gNumVBlankCallbacks ALIGNED(4) = 0;
 void *gUnknown_03004D54 = NULL;
 u16 gUnknown_03004D58 ALIGNED(4) = 0;
 u8 gVramGraphicsCopyCursor ALIGNED(4) = 0;
@@ -127,7 +127,7 @@ u16 gVramHeapState[] = {};
 u8 gUnknown_03005390 ALIGNED(4) = 0;
 u16 gUnknown_03005394 ALIGNED(4) = 0;
 u16 gUnknown_03005398 ALIGNED(4) = 0;
-FuncType_030053A0 gUnknown_030053A0[] ALIGNED(16) = {};
+FuncType_030053A0 gVBlankIntrs[] ALIGNED(16) = {};
 const u8 *gInputPlaybackData = NULL;
 bool8 gExecSoundMain ALIGNED(4) = FALSE;
 s32 gPseudoRandom = 0;
@@ -319,11 +319,11 @@ void EngineInit(void)
     DmaFill32(3, 0, gHBlankCallbacks, sizeof(gHBlankCallbacks));
     DmaFill32(3, 0, gHBlankIntrs, sizeof(gHBlankCallbacks));
 
-    gUnknown_03004D50 = 0;
-    gUnknown_03001948 = 0;
+    gNumVBlankCallbacks = 0;
+    gNumVBlankIntrs = 0;
 
-    DmaFill32(3, 0, gUnknown_03001870, sizeof(gUnknown_03001870));
-    DmaFill32(3, 0, gUnknown_030053A0, sizeof(gUnknown_030053A0));
+    DmaFill32(3, 0, gVBlankCallbacks, sizeof(gVBlankCallbacks));
+    DmaFill32(3, 0, gVBlankIntrs, sizeof(gVBlankIntrs));
 
     m4aSoundInit();
     m4aSoundMode(DEFAULT_SOUND_MODE);
@@ -478,23 +478,23 @@ static void UpdateScreenDma(void)
         DmaCopy16(3, gOamBuffer + 0x60, (void *)OAM + 0x300, 0x100);
     }
 
-    for (i = 0; i < gUnknown_03001948; i++) {
+    for (i = 0; i < gNumVBlankIntrs; i++) {
 #ifdef BUG_FIX
-        if (gUnknown_030053A0[i] != NULL)
+        if (gVBlankIntrs[i] != NULL)
 #endif
         {
-            gUnknown_030053A0[i]();
+            gVBlankIntrs[i]();
         }
     }
 
     if (gFlags & FLAGS_10) {
-        DmaFill32(3, 0, gUnknown_030053A0, sizeof(gUnknown_030053A0));
-        if (gUnknown_03004D50 != 0) {
-            DmaCopy32(3, gUnknown_03001870, gUnknown_030053A0, gUnknown_03004D50 * sizeof(FuncType_030053A0));
+        DmaFill32(3, 0, gVBlankIntrs, sizeof(gVBlankIntrs));
+        if (gNumVBlankCallbacks != 0) {
+            DmaCopy32(3, gVBlankCallbacks, gVBlankIntrs, gNumVBlankCallbacks * sizeof(FuncType_030053A0));
         }
-        gUnknown_03001948 = gUnknown_03004D50;
+        gNumVBlankIntrs = gNumVBlankCallbacks;
     } else {
-        gUnknown_03001948 = 0;
+        gNumVBlankIntrs = 0;
     }
 
     j = sLastCalledVblankFuncId;
@@ -556,7 +556,7 @@ static void ClearOamBufferDma(void)
     DmaFill16(3, 0x200, gOamBuffer + 0x40, 0x100);
     DmaFill16(3, 0x200, gOamBuffer + 0x60, 0x100);
 
-    gUnknown_03004D50 = 0;
+    gNumVBlankCallbacks = 0;
     gFlags &= ~FLAGS_10;
 }
 
@@ -607,18 +607,18 @@ static void UpdateScreenCpuSet(void)
         CpuFastCopy(gOamBuffer, (void *)OAM, OAM_SIZE);
     }
 
-    for (i = 0; i < gUnknown_03001948; i++) {
-        gUnknown_030053A0[i]();
+    for (i = 0; i < gNumVBlankIntrs; i++) {
+        gVBlankIntrs[i]();
     }
 
     if (gFlags & 0x10) {
-        CpuFastFill(NULL, gUnknown_030053A0, sizeof(gUnknown_030053A0));
-        if (gUnknown_03004D50 != 0) {
-            CpuFastSet(gUnknown_03001870, gUnknown_030053A0, gUnknown_03004D50);
+        CpuFastFill(NULL, gVBlankIntrs, sizeof(gVBlankIntrs));
+        if (gNumVBlankCallbacks != 0) {
+            CpuFastSet(gVBlankCallbacks, gVBlankIntrs, gNumVBlankCallbacks);
         }
-        gUnknown_03001948 = gUnknown_03004D50;
+        gNumVBlankIntrs = gNumVBlankCallbacks;
     } else {
-        gUnknown_03001948 = 0;
+        gNumVBlankIntrs = 0;
     }
 
     j = sLastCalledVblankFuncId;
@@ -866,7 +866,7 @@ static void ClearOamBufferCpuSet(void)
     }
     gFlags &= ~4;
     CpuFastFill(0x200, gOamBuffer, sizeof(gOamBuffer));
-    gUnknown_03004D50 = 0;
+    gNumVBlankCallbacks = 0;
     gFlags &= ~FLAGS_10;
 }
 #else
@@ -886,7 +886,7 @@ static void ClearOamBufferCpuSet(void)
     }
     gFlags &= ~4;
     CpuFastFill(0x200, gOamBuffer, sizeof(gOamBuffer));
-    gUnknown_03004D50 = 0;
+    gNumVBlankCallbacks = 0;
     gFlags &= ~FLAGS_10;
 }
 #endif
diff --git a/src/data/palettes.c b/src/data/palettes.c
index 54e15889c..ad69d4ff8 100644
--- a/src/data/palettes.c
+++ b/src/data/palettes.c
@@ -2,4 +2,4 @@
 #include "data/palettes.h"
 
 // TODO: move to data and include as asm
-const u8 gUnknown_08C8796C[] = INCBIN_U8("graphics/8C8796C.gbapal");
+const u16 gBgGradientPalette[] = INCBIN_U16("graphics/8C8796C.gbapal");
diff --git a/src/game/backgrounds.c b/src/game/backgrounds.c
deleted file mode 100644
index e5febd352..000000000
--- a/src/game/backgrounds.c
+++ /dev/null
@@ -1,216 +0,0 @@
-#include "global.h"
-#include "game/backgrounds.h"
-
-struct UNK_3005B80_UNK4_UNK8 {
-    s8 unk0;
-    u8 unk1;
-    u16 unk2;
-
-    u16 unk4;
-    s8 unk6;
-
-    s8 unk7;
-    s8 unk8;
-    s8 unk9;
-    s8 unkA;
-
-    u8 unkB;
-
-    u8 unkC[BG_PLTT_SIZE];
-};
-
-struct UNK_808DB78 {
-    u8 unk0;
-    u8 unk1;
-    u16 unk2;
-    u16 unk4;
-    u8 unk6;
-    u8 unk7;
-    u8 unk8;
-
-    u16 filler9;
-
-    u8 unkC[BG_PLTT_SIZE];
-};
-
-struct UNK_3005B80 ALIGNED(16) gUnknown_03005B80 = {};
-
-UNUSED void sub_808D8A0(struct UNK_3005B80_UNK4_UNK8 *unk0)
-{
-    u16 i;
-    u16 array[BG_PLTT_SIZE / sizeof(u16)];
-    u16 *colors = (u16 *)unk0->unkC;
-    u16 temp5;
-    s16 temp2;
-    u16 color;
-
-    for (i = 0; i < (BG_PLTT_SIZE / sizeof(u16)); i++) {
-        if (i & 1)
-            color = colors[i];
-        else
-            color = colors[i];
-        temp2 = (color & 0x1F) + unk0->unk6 * unk0->unk1;
-        if (temp2 > 0x1F) {
-            temp2 = 0x1F;
-        }
-
-        if (temp2 < 0) {
-            temp2 = 0;
-        }
-        temp5 = temp2;
-
-        temp2 = ((color & 0x3E0) >> 5) + (unk0->unk7 * unk0->unk1);
-        if (temp2 > 0x1F) {
-            temp2 = 0x1F;
-        }
-
-        if (temp2 < 0) {
-            temp2 = 0;
-        }
-
-        temp5 |= temp2 << 5;
-
-        temp2 = ((color & 0x7C00) >> 10) + (unk0->unk8 * unk0->unk1);
-        if (temp2 > 0x1F) {
-            temp2 = 0x1F;
-        }
-
-        if (temp2 < 0) {
-            temp2 = 0;
-        }
-
-        temp5 |= temp2 << 10;
-        array[i] = temp5;
-    }
-
-    CpuFastSet(array, (void *)BG_PLTT, (sizeof(array) / 4));
-    unk0->unk4 += unk0->unk2;
-    unk0->unk1 = unk0->unk4 >> 8;
-}
-
-UNUSED void sub_808D988(u8 vcount)
-{
-    u8 i;
-    u16 array[16];
-
-    struct UNK_3005B80_UNK4 *unk0 = gUnknown_03005B80.unk0;
-
-    if (vcount == unk0->unk13 + unk0->unk34) {
-        if (unk0->unk0 == 0) {
-            CpuFastSet((void *)BG_PLTT, unk0->unk14, 1);
-            unk0->unk0 = 1;
-        }
-        if (unk0->unk2 == 0) {
-            CpuFastSet(unk0->unk14, (void *)BG_PLTT + (unk0->unk1 * 16), 1);
-        } else {
-            for (i = 0; i < 16; i++) {
-                u16 temp5 = 0;
-                s16 temp2 = (unk0->unk14[i] & 0x1F) + unk0->unkF;
-                if (temp2 > 0x1F) {
-                    temp2 = 0x1F;
-                }
-                temp5 |= temp2;
-
-                temp2 = ((unk0->unk14[i] & 0x3E0) >> 5) + unk0->unk10;
-                if (temp2 > 0x1F) {
-                    temp2 = 0x1F;
-                }
-                temp5 |= temp2 << 5;
-
-                temp2 = ((unk0->unk14[i] & 0x7C00) >> 10) + unk0->unk11;
-                if (temp2 > 0x1F) {
-                    temp2 = 0x1F;
-                }
-                temp5 |= temp2 << 10;
-
-                array[i] = temp5;
-            }
-            CpuFastSet(array, (void *)BG_PLTT + unk0->unk1 * 16, 1);
-        }
-
-        unk0->unkF += unk0->unkC;
-        unk0->unk10 += unk0->unkD;
-        unk0->unk11 += unk0->unkE;
-        unk0->unk13 += unk0->unk12;
-
-        unk0->unk2++;
-
-        if (unk0->unk4[unk0->unk2] == 0xFF) {
-            unk0->unk2 = 0;
-        }
-    }
-
-    if (vcount == 0x9F) {
-        unk0->unk2 = 0;
-        unk0->unkF = 0;
-        unk0->unk10 = 0;
-        unk0->unk11 = 0;
-        unk0->unk13 = 0;
-    }
-}
-
-UNUSED void sub_808DAC8(u8 a, const u8 *b, const void *c, struct UNK_3005B80_UNK4 *d)
-{
-    d->unk0 = 0;
-    d->unk2 = 0;
-    d->unkC = 0;
-    d->unkD = 0;
-    d->unkE = 0;
-
-    d->unk34 = 0;
-    d->unk1 = a;
-    d->unk4 = b;
-    d->unk8 = c;
-    gUnknown_03005B80.unk0 = d;
-}
-
-UNUSED void sub_808DAEC(u8 a, u8 b, u8 c, u8 d, u32 e, struct UNK_3005B80_UNK4 *f)
-{
-    f->unk0 = 1;
-    f->unk2 = 0;
-    f->unkC = b;
-    f->unkD = c;
-    f->unkE = d;
-
-    f->unkF = 0;
-    f->unk10 = 0;
-    f->unk11 = 0;
-    f->unk13 = 0;
-
-    f->unk34 = 0;
-    f->unk1 = a;
-    f->unk4 = NULL;
-    f->unk8 = NULL;
-
-    CpuFastSet((void *)BG_PLTT, &f->unk14, 1);
-    gUnknown_03005B80.unk0 = f;
-}
-
-void sub_808DB2C(int_vcount vcount)
-{
-    struct UNK_3005B80_UNK4 *unk0 = gUnknown_03005B80.unk0;
-
-    if (vcount >= (DISPLAY_HEIGHT - 1)) {
-        unk0->unk2 = 0;
-        return;
-    }
-
-    if (vcount < (unk0->unk4[unk0->unk2]) + unk0->unk34) {
-        return;
-    }
-
-    CpuFastSet(unk0->unk8 + (unk0->unk2 * 32), (void *)BG_PLTT + (unk0->unk1 * 32), 1);
-    unk0->unk2++;
-}
-
-UNUSED void sub_808DB78(u32 a, u16 b, u8 c, u8 d, u8 e, struct UNK_808DB78 *f)
-{
-    f->unk0 = 0;
-    f->unk1 = 0;
-    f->unk2 = b;
-    f->unk4 = 0;
-    f->unk6 = c;
-    f->unk7 = d;
-    f->unk8 = e;
-    CpuFastCopy((void *)BG_PLTT, &f->unkC, BG_PLTT_SIZE);
-}
diff --git a/src/game/bg_palette_effects.c b/src/game/bg_palette_effects.c
new file mode 100644
index 000000000..4c5a0ce18
--- /dev/null
+++ b/src/game/bg_palette_effects.c
@@ -0,0 +1,201 @@
+#include "global.h"
+#include "game/bg_palette_effects.h"
+
+struct UNK_808DB78 {
+    u8 unk0;
+    u8 shiftFactor;
+    u16 unk2;
+    u16 unk4;
+    s8 rShift;
+    s8 gShift;
+    s8 bShift;
+    s8 unk12;
+
+    u8 unk13;
+
+    u16 palBuffer[BG_PLTT_SIZE / sizeof(u16)];
+};
+
+BackgroundPaletteEffects gBgPaletteEffects = {};
+
+UNUSED void sub_808D8A0(struct UNK_808DB78 *unk0)
+{
+    u16 i;
+    u16 *colors = unk0->palBuffer;
+    u16 palette[ARRAY_COUNT(unk0->palBuffer)];
+
+    u16 newColor;
+    s16 component;
+    u16 color;
+
+    for (i = 0; i < ARRAY_COUNT(palette); i++) {
+        if (i & 1)
+            color = colors[i];
+        else
+            color = colors[i];
+        component = (color & 31) + unk0->rShift * unk0->shiftFactor;
+        if (component > 31) {
+            component = 31;
+        }
+
+        if (component < 0) {
+            component = 0;
+        }
+        newColor = component;
+
+        component = ((color & 31 << 5) >> 5) + (unk0->gShift * unk0->shiftFactor);
+        if (component > 0x1F) {
+            component = 0x1F;
+        }
+
+        if (component < 0) {
+            component = 0;
+        }
+
+        newColor |= component << 5;
+
+        component = ((color & 31 << 10) >> 10) + (unk0->bShift * unk0->shiftFactor);
+        if (component > 0x1F) {
+            component = 0x1F;
+        }
+
+        if (component < 0) {
+            component = 0;
+        }
+
+        newColor |= component << 10;
+        palette[i] = newColor;
+    }
+
+    CpuFastCopy(palette, (void *)BG_PLTT, sizeof(palette));
+    unk0->unk4 += unk0->unk2;
+    unk0->shiftFactor = unk0->unk4 >> 8;
+}
+
+UNUSED void sub_808D988(int_vcount vcount)
+{
+    u8 i;
+
+    BgPaletteEffectState *unk0 = gBgPaletteEffects.state;
+    u16 palette[ARRAY_COUNT(unk0->palBuffer)];
+
+    if (vcount == unk0->unk13 + unk0->offset) {
+        if (unk0->unk0 == 0) {
+            CpuFastCopy((void *)BG_PLTT, unk0->palBuffer, sizeof(u16) * 2);
+            unk0->unk0 = 1;
+        }
+        if (unk0->cursor == 0) {
+            CpuFastCopy(unk0->palBuffer, (u16 *)BG_PLTT + (unk0->bgPalId * 8), sizeof(u16) * 2);
+        } else {
+            for (i = 0; i < ARRAY_COUNT(unk0->palBuffer); i++) {
+                u16 color = 0;
+                s16 component = (unk0->palBuffer[i] & 31) + unk0->rShift;
+                if (component > 31) {
+                    component = 31;
+                }
+                color |= component;
+
+                component = ((unk0->palBuffer[i] & (31 << 5)) >> 5) + unk0->gShift;
+                if (component > 31) {
+                    component = 31;
+                }
+                color |= component << 5;
+
+                component = ((unk0->palBuffer[i] & 31 << 10) >> 10) + unk0->bShift;
+                if (component > 31) {
+                    component = 31;
+                }
+                color |= component << 10;
+
+                palette[i] = color;
+            }
+            CpuFastCopy(palette, (u16 *)BG_PLTT + unk0->bgPalId * 8, sizeof(u16) * 2);
+        }
+
+        unk0->rShift += unk0->unkC;
+        unk0->gShift += unk0->unkD;
+        unk0->bShift += unk0->unkE;
+        unk0->unk13 += unk0->unk12;
+
+        unk0->cursor++;
+
+        if (unk0->pattern[unk0->cursor] == 0xFF) {
+            unk0->cursor = 0;
+        }
+    }
+
+    if (vcount == (DISPLAY_HEIGHT - 1)) {
+        unk0->cursor = 0;
+        unk0->rShift = 0;
+        unk0->gShift = 0;
+        unk0->bShift = 0;
+        unk0->unk13 = 0;
+    }
+}
+
+UNUSED void sub_808DAC8(u8 a, const u8 *b, const void *c, BgPaletteEffectState *d)
+{
+    d->unk0 = 0;
+    d->cursor = 0;
+    d->unkC = 0;
+    d->unkD = 0;
+    d->unkE = 0;
+
+    d->offset = 0;
+    d->bgPalId = a;
+    d->pattern = b;
+    d->palette = c;
+    gBgPaletteEffects.state = d;
+}
+
+UNUSED void sub_808DAEC(u8 a, u8 b, u8 c, u8 d, u32 e, BgPaletteEffectState *f)
+{
+    f->unk0 = 1;
+    f->cursor = 0;
+    f->unkC = b;
+    f->unkD = c;
+    f->unkE = d;
+
+    f->rShift = 0;
+    f->gShift = 0;
+    f->bShift = 0;
+    f->unk13 = 0;
+
+    f->offset = 0;
+    f->bgPalId = a;
+    f->pattern = NULL;
+    f->palette = NULL;
+
+    CpuFastCopy((u16 *)BG_PLTT, f->palBuffer, sizeof(u16) * 2);
+    gBgPaletteEffects.state = f;
+}
+
+void BgPaletteEffectGradient(int_vcount vcount)
+{
+    BgPaletteEffectState *state = gBgPaletteEffects.state;
+
+    if (vcount >= (DISPLAY_HEIGHT - 1)) {
+        state->cursor = 0;
+        return;
+    }
+
+    if (vcount < state->pattern[state->cursor] + state->offset) {
+        return;
+    }
+
+    CpuFastCopy(&state->palette[state->cursor * 16], (u16 *)BG_PLTT + (state->bgPalId * 16), sizeof(u16) * 2);
+
+    state->cursor++;
+}
+
+UNUSED void sub_808DB78(u32 a, u16 b, u8 c, u8 d, u8 e, struct UNK_808DB78 *f)
+{
+    f->unk0 = 0;
+    f->shiftFactor = 0;
+    f->unk2 = b;
+    f->unk4 = 0;
+    f->rShift = c;
+    f->gShift = d;
+    f->bShift = e;
+    CpuFastCopy((void *)BG_PLTT, &f->palBuffer, BG_PLTT_SIZE);
+}
diff --git a/src/game/sound_test.c b/src/game/sound_test.c
index a0180880d..7864ac6ac 100644
--- a/src/game/sound_test.c
+++ b/src/game/sound_test.c
@@ -6,7 +6,7 @@
 #include "lib/m4a/m4a.h"
 #include "flags.h"
 #include "trig.h"
-#include "game/backgrounds.h"
+#include "game/bg_palette_effects.h"
 #include "game/stage/screen_fade.h"
 #include "data/palettes.h"
 
@@ -20,7 +20,7 @@
 struct SoundTestScreen {
     struct OptionsScreen *optionsScreen;
     ScreenFade fade;
-    struct UNK_3005B80_UNK4 unk10;
+    BgPaletteEffectState bgPaletteEffect;
 
     // Only 1 used, but fits 2
     Background background[2];
@@ -230,8 +230,10 @@ static const u8 sDigitTransitionAnim[8] = {
     0, 1, 1, 1, 2, 2, 3, 4,
 };
 
-static const u8 gUnknown_080E0C38[12] = {
-    0, 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 0,
+static const u8 sBgGradient[] = {
+    (u8)(0.0 * DISPLAY_HEIGHT), (u8)(0.1 * DISPLAY_HEIGHT), (u8)(0.2 * DISPLAY_HEIGHT), (u8)(0.3 * DISPLAY_HEIGHT),
+    (u8)(0.4 * DISPLAY_HEIGHT), (u8)(0.5 * DISPLAY_HEIGHT), (u8)(0.6 * DISPLAY_HEIGHT), (u8)(0.7 * DISPLAY_HEIGHT),
+    (u8)(0.8 * DISPLAY_HEIGHT), (u8)(0.9 * DISPLAY_HEIGHT), (u8)(1.0 * DISPLAY_HEIGHT),
 };
 
 static const u32 sTitleText[NUM_LANGUAGES * 3] = {
@@ -257,11 +259,11 @@ void CreateSoundTestScreen(struct OptionsScreen *optionsScreen)
         = TaskCreate(Task_SoundTestScreenInOutTransition, sizeof(struct SoundTestScreen), 0x1800, TASK_x0004, SoundTestScreenOnDestroy);
     struct SoundTestScreen *soundTestScreen = TASK_DATA(t);
     ScreenFade *fade;
-    struct UNK_3005B80_UNK4 *unk10;
+    BgPaletteEffectState *bgPaletteEffect;
     u32 i;
 
     fade = &soundTestScreen->fade;
-    unk10 = &soundTestScreen->unk10;
+    bgPaletteEffect = &soundTestScreen->bgPaletteEffect;
     m4aMPlayAllStop();
 
     soundTestScreen->optionsScreen = optionsScreen;
@@ -295,19 +297,19 @@ void CreateSoundTestScreen(struct OptionsScreen *optionsScreen)
     fade->bldAlpha = 0;
     fade->bldCnt = (BLDCNT_EFFECT_DARKEN | BLDCNT_TGT1_ALL);
 
-    unk10->unk0 = 0;
-    unk10->unk2 = 0;
-    unk10->unkC = 1;
-    unk10->unkD = 1;
-    unk10->unkE = 1;
-    unk10->unk1 = 0;
+    bgPaletteEffect->unk0 = 0;
+    bgPaletteEffect->cursor = 0;
+    bgPaletteEffect->unkC = 1;
+    bgPaletteEffect->unkD = 1;
+    bgPaletteEffect->unkE = 1;
+    bgPaletteEffect->bgPalId = 0;
 
-    unk10->unk4 = gUnknown_080E0C38;
-    unk10->unk8 = gUnknown_08C8796C;
+    bgPaletteEffect->pattern = sBgGradient;
+    bgPaletteEffect->palette = gBgGradientPalette;
 
-    unk10->unk34 = 0;
+    bgPaletteEffect->offset = 0;
 
-    gUnknown_03005B80.unk0 = unk10;
+    gBgPaletteEffects.state = bgPaletteEffect;
 }
 
 static void SoundTestScreenCreateUI(struct Task *t)
@@ -558,7 +560,7 @@ static void SoundTestScreenRenderUI(void)
 #ifdef BUG_FIX
     soundTestScreen->hblankIrqIndex = gNumHBlankCallbacks;
 #endif
-    gHBlankCallbacks[gNumHBlankCallbacks++] = sub_808DB2C;
+    gHBlankCallbacks[gNumHBlankCallbacks++] = BgPaletteEffectGradient;
     gFlags |= FLAGS_EXECUTE_HBLANK_CALLBACKS;
 
     for (i = 0; i < 2; i++, numberDisplayDigit++) {
diff --git a/src/game/title_screen.c b/src/game/title_screen.c
index 92527383b..0cc40932b 100644
--- a/src/game/title_screen.c
+++ b/src/game/title_screen.c
@@ -1,4 +1,3 @@
-#include "game/title_screen.h"
 #include "core.h"
 #include "flags.h"
 #include "global.h"
@@ -9,12 +8,13 @@
 #include "sprite.h"
 #include "lib/m4a/m4a.h"
 #include "input_recorder.h"
-#include "game/backgrounds.h"
+
+#include "game/title_screen.h"
+#include "game/bg_palette_effects.h"
 #include "game/character_select.h"
 #include "game/math.h"
 #include "game/multiplayer/mode_select.h"
 #include "game/options_screen.h"
-#include "data/recordings.h"
 #include "game/sa1_sa2_shared/demo_manager.h"
 #include "game/save.h"
 #include "game/stage/stage.h"
@@ -22,6 +22,8 @@
 #include "game/time_attack/lobby.h"
 #include "game/time_attack/mode_select.h"
 
+#include "data/recordings.h"
+
 // Temp hack to allow playing the special stages from the chao garden
 #if PORTABLE
 #include "game/sa1_sa2_shared/unused_level_select.h"
@@ -57,12 +59,12 @@ typedef struct {
     // fade s
     ScreenFade unk270;
 
-    struct UNK_3005B80_UNK4 unk27C;
+    BgPaletteEffectState bgEffect;
 
     // Something to do with the wave effects
-    u16 wavesTranslationX[DISPLAY_HEIGHT];
-    u32 unk3F4[DISPLAY_HEIGHT][4];
-    u16 wavesTranslationY[DISPLAY_HEIGHT];
+    u16 wavesTransformX[DISPLAY_HEIGHT];
+    BgAffineReg unk3F4[DISPLAY_HEIGHT];
+    u16 wavesTransformY[DISPLAY_HEIGHT];
 
     u16 unkF34;
     u16 unkF36;
@@ -115,7 +117,7 @@ typedef struct {
     u8 unk207;
 } LensFlare; /* size 0x208 */
 
-static void sub_808D874(void);
+static void ResetWavesPalette(void);
 
 static void InitTitleScreenBackgrounds(TitleScreen *);
 static void InitTitleScreenUI(TitleScreen *);
@@ -243,7 +245,7 @@ static const TileInfo sMenuTiles[] = {
     { 0x28, SA2_ANIM_SOME_JAPANESE_TXT, SA2_ANIM_VARIANT_SOME_JAPANESE_TXT_7 },
 };
 
-static const u8 sUnknown_080E0EF4[] = INCBIN_U8("graphics/80E0EF4.gbapal");
+static const u16 sWavesBrightnessPalette[] = INCBIN_U16("graphics/80E0EF4.gbapal");
 
 // Each value is scan line which the brightness should be increased
 // 0 being top 160 being bottom
@@ -293,7 +295,7 @@ void CreateTitleScreen(void)
     struct Task *t;
     TitleScreen *titleScreen;
     ScreenFade *fade;
-    struct UNK_3005B80_UNK4 *config27C;
+    BgPaletteEffectState *bgEffect;
     s32 i, val;
     s16 denom;
 
@@ -317,14 +319,13 @@ void CreateTitleScreen(void)
     for (i = 0; i < DISPLAY_HEIGHT; i++) {
         denom = Div(65536, (i + 1) * 8);
 
-        // I.E: (512 * demon) - Not sure why it uses this when it's constant
         val = (titleScreen->unkF34 * denom) >> 8;
 
         // Goes from 16384 -> 102 in an log curve \_
-        titleScreen->wavesTranslationX[i] = val;
+        titleScreen->wavesTransformX[i] = val;
         // Goes from 4 -> 642 in steps of 4 but becomes
         // a slightly more jagged line as i increases
-        titleScreen->wavesTranslationY[i] = Div(65536, val);
+        titleScreen->wavesTransformY[i] = Div(65536, val);
     };
 
     fade = &titleScreen->unk270;
@@ -335,17 +336,17 @@ void CreateTitleScreen(void)
     fade->bldCnt = (BLDCNT_EFFECT_LIGHTEN | BLDCNT_TGT1_ALL | BLDCNT_TGT2_ALL);
     fade->bldAlpha = 0;
 
-    config27C = &titleScreen->unk27C;
-    config27C->unk0 = 0;
-    config27C->unk2 = 0;
-    config27C->unk34 = titleScreen->wavesTopOffset;
-    config27C->unk1 = 0xE;
-    config27C->unk4 = sWavesVerticalBrightnessGradiant;
-    config27C->unk8 = sUnknown_080E0EF4;
-    config27C->unk36 = 0;
+    bgEffect = &titleScreen->bgEffect;
+    bgEffect->unk0 = 0;
+    bgEffect->cursor = 0;
+    bgEffect->offset = titleScreen->wavesTopOffset;
+    bgEffect->bgPalId = 14;
+    bgEffect->pattern = sWavesVerticalBrightnessGradiant;
+    bgEffect->palette = sWavesBrightnessPalette;
+    bgEffect->unk36 = 0;
 
-    gUnknown_03005B80.unk0 = config27C;
-    gUnknown_03005B80.unk4 = &titleScreen->unk0;
+    gBgPaletteEffects.state = bgEffect;
+    gBgPaletteEffects.background = &titleScreen->unk0;
 
     InitTitleScreenBackgrounds(titleScreen);
     m4aSongNumStart(MUS_INTRO);
@@ -960,7 +961,7 @@ static void Task_IntroSkyAnim(void)
         bg0->unk20 = 0;
         bg0->unk22 = 0;
         bg0->unk24 = 0;
-        bg0->targetTilesX = 0x1A;
+        bg0->targetTilesX = 26;
         bg0->targetTilesY = 10;
         bg0->paletteOffset = 0;
         bg0->flags = BACKGROUND_FLAG_4 | BACKGROUND_FLAGS_BG_ID(2);
@@ -1458,12 +1459,12 @@ static void WavesBackgroundAnim(TitleScreen *titleScreen)
         titleScreen->unkF3A = 7680;
     }
 
-    gUnknown_03001870[gUnknown_03004D50++] = sub_808D874;
+    gVBlankCallbacks[gNumVBlankCallbacks++] = ResetWavesPalette;
     gFlags |= FLAGS_10;
 
-    titleScreen->unk27C.unk34 = (titleScreen->wavesTopOffset - 2);
+    titleScreen->bgEffect.offset = (titleScreen->wavesTopOffset - 2);
 
-    gHBlankCallbacks[gNumHBlankCallbacks++] = sub_808DB2C;
+    gHBlankCallbacks[gNumHBlankCallbacks++] = BgPaletteEffectGradient;
 
     gFlags |= FLAGS_EXECUTE_HBLANK_CALLBACKS;
     gFlags |= FLAGS_4;
@@ -1471,17 +1472,17 @@ static void WavesBackgroundAnim(TitleScreen *titleScreen)
     gUnknown_03002878 = (void *)REG_ADDR_BG2PA;
 
     // TODO: not sure unk3F4 is the correct type
-    gBgOffsetsHBlank = &titleScreen->unk3F4[0][0];
-    pointer = &titleScreen->unk3F4[0][0];
+    gBgOffsetsHBlank = titleScreen->unk3F4;
+    pointer = (void *)titleScreen->unk3F4;
     for (i = 0, j = 0; i < DISPLAY_HEIGHT; i++) {
         s32 temp, r3;
         if (titleScreen->wavesTopOffset <= i) {
-            r3 = titleScreen->wavesTranslationX[i - titleScreen->wavesTopOffset];
+            r3 = titleScreen->wavesTransformX[i - titleScreen->wavesTopOffset];
             *pointer++ = r3;
             *pointer++ = 0;
 
             // * DISPLAY_WIDTH
-            temp = (titleScreen->wavesTranslationY[i - titleScreen->wavesTopOffset] * 0xF000) >> 8;
+            temp = (titleScreen->wavesTransformY[i - titleScreen->wavesTopOffset] * 0xF000) >> 8;
             temp = (0xF000 - (temp)) >> 1;
             temp = ((temp)*r3) >> 8;
 
@@ -1995,9 +1996,8 @@ UNUSED void sub_808D824(void)
     TaskDestroy(gCurTask);
 }
 
-// Might not in game/title_screen
-static void sub_808D874(void)
+static void ResetWavesPalette(void)
 {
-    CpuFastSet(sUnknown_080E0EF4, (void *)(BG_PLTT + 0x1C0), 1);
+    CpuFastSet(sWavesBrightnessPalette, (u16 *)BG_PLTT + 224, 1);
     REG_SIOCNT |= SIO_INTR_ENABLE;
 }
diff --git a/src/game/water_effects.c b/src/game/water_effects.c
index 9d70b197c..42fa8b34a 100644
--- a/src/game/water_effects.c
+++ b/src/game/water_effects.c
@@ -208,7 +208,7 @@ static void Task_StageWaterTask(void)
         water->unk2 = 0xFF;
     }
 
-    gUnknown_03001870[gUnknown_03004D50++] = sub_8011A4C;
+    gVBlankCallbacks[gNumVBlankCallbacks++] = sub_8011A4C;
     gFlags |= FLAGS_10;
 
     unk1 = water->unk1 - 1;
diff --git a/src/sprite.c b/src/sprite.c
index 555286db1..f67a0247b 100644
--- a/src/sprite.c
+++ b/src/sprite.c
@@ -13,8 +13,6 @@
 extern void Platform_DisplaySprite(Sprite *sprite, u8 oamPaletteNum);
 #endif
 
-extern const AnimationCommandFunc animCmdTable[];
-
 #define ReadInstruction(script, cursor) ((void *)(script) + (cursor * sizeof(s32)))
 
 static AnimCmdResult animCmd_GetTiles(void *cursor, Sprite *s);
@@ -30,44 +28,6 @@ static AnimCmdResult animCmd_10(void *cursor, Sprite *s);
 static AnimCmdResult animCmd_SetSpritePriority(void *cursor, Sprite *s);
 static AnimCmdResult animCmd_SetOamOrder(void *cursor, Sprite *s);
 
-static const u8 unkFractions[8] = {
-    /* 0x00 */ I(Q(0.5 * 2)),
-    /* 0x01 */ I(Q(0.0 * 2)),
-    /* 0x02 */ I(Q(1.0 * 2)),
-    /* 0x03 */ I(Q(1.5 * 2)),
-    /* 0x04 */ I(Q(3.0 * 2)),
-    /* 0x05 */ I(Q(3.5 * 2)),
-    /* 0x06 */ I(Q(2.5 * 2)),
-    /* 0x07 */ I(Q(2.0 * 2)),
-};
-
-// TODO: Make static
-const AnimationCommandFunc animCmdTable[] = {
-    // 0x080984AC
-    animCmd_GetTiles,        animCmd_GetPalette, animCmd_JumpBack,        animCmd_End, animCmd_PlaySoundEffect,   animCmd_AddHitbox,
-    animCmd_TranslateSprite, animCmd_8,          animCmd_SetIdAndVariant, animCmd_10,  animCmd_SetSpritePriority, animCmd_SetOamOrder,
-};
-
-const u8 gOamShapesSizes[12][2] = {
-    // Square
-    { 8, 8 },
-    { 16, 16 },
-    { 32, 32 },
-    { 64, 64 },
-
-    // Horizontal
-    { 16, 8 },
-    { 32, 8 },
-    { 32, 16 },
-    { 64, 32 },
-
-    // Vertical
-    { 8, 16 },
-    { 8, 32 },
-    { 16, 32 },
-    { 32, 64 },
-};
-
 // This function gets called as long as an enemy is on-screen.
 // Potentially something to do with collision/distance?
 //
@@ -77,8 +37,16 @@ s16 sub_8004418(s16 x, s16 y)
     s16 fraction;
     s32 result;
     u8 index = 0;
-    u8 array[8];
-    memcpy(array, unkFractions, sizeof(array));
+    u8 array[] = {
+        /* 0x00 */ I(Q(0.5 * 2)),
+        /* 0x01 */ I(Q(0.0 * 2)),
+        /* 0x02 */ I(Q(1.0 * 2)),
+        /* 0x03 */ I(Q(1.5 * 2)),
+        /* 0x04 */ I(Q(3.0 * 2)),
+        /* 0x05 */ I(Q(3.5 * 2)),
+        /* 0x06 */ I(Q(2.5 * 2)),
+        /* 0x07 */ I(Q(2.0 * 2)),
+    };
 
     if ((x | y) == 0) {
         result = -1;
@@ -167,6 +135,11 @@ u32 Base10DigitsToHexNibbles(u16 num)
 
 AnimCmdResult UpdateSpriteAnimation(Sprite *s)
 {
+    static const AnimationCommandFunc animCmdTable[] = {
+        // 0x080984AC
+        animCmd_GetTiles,        animCmd_GetPalette, animCmd_JumpBack,        animCmd_End, animCmd_PlaySoundEffect,   animCmd_AddHitbox,
+        animCmd_TranslateSprite, animCmd_8,          animCmd_SetIdAndVariant, animCmd_10,  animCmd_SetSpritePriority, animCmd_SetOamOrder,
+    };
     SPRITE_INIT_ANIM_IF_CHANGED(s);
 
     if (s->frameFlags & SPRITE_FLAG_MASK_ANIM_OVER)
@@ -529,6 +502,27 @@ NONMATCH("asm/non_matching/engine/sub_8004E14.inc", void sub_8004E14(Sprite *spr
 }
 END_NONMATCH
 
+// used in background.c
+const u8 gOamShapesSizes[12][2] = {
+    // Square
+    { 8, 8 },
+    { 16, 16 },
+    { 32, 32 },
+    { 64, 64 },
+
+    // Horizontal
+    { 16, 8 },
+    { 32, 8 },
+    { 32, 16 },
+    { 64, 32 },
+
+    // Vertical
+    { 8, 16 },
+    { 8, 32 },
+    { 16, 32 },
+    { 32, 64 },
+};
+
 void DisplaySprite(Sprite *sprite)
 {
     OamData *oam;