diff --git a/src/code/z_actor.c b/src/code/z_actor.c
index f0d43e6320..71e25d9530 100644
--- a/src/code/z_actor.c
+++ b/src/code/z_actor.c
@@ -3561,7 +3561,12 @@ s32 BodyBreak_SpawnParts(Actor* actor, BodyBreak* bodyBreak, PlayState* play, s1
                                                     mtx->zw, 0, 0, objectSlot, type);
 
         if (spawnedEnPart != NULL) {
+#if OOT_VERSION < PAL_1_0
+            //! @bug Wrong rotation order compared to Actor_Draw
+            Matrix_MtxFToZYXRotS(&bodyBreak->matrices[bodyBreak->count], &spawnedEnPart->actor.shape.rot, 0);
+#else
             Matrix_MtxFToYXZRotS(&bodyBreak->matrices[bodyBreak->count], &spawnedEnPart->actor.shape.rot, 0);
+#endif
             spawnedEnPart->displayList = bodyBreak->dLists[bodyBreak->count];
             spawnedEnPart->actor.scale = actor->scale;
         }
diff --git a/src/code/z_collision_check.c b/src/code/z_collision_check.c
index 803cdeaeb7..fd0a83d984 100644
--- a/src/code/z_collision_check.c
+++ b/src/code/z_collision_check.c
@@ -1,5 +1,6 @@
 #include "global.h"
 #include "terminal.h"
+#include "versions.h"
 
 #include "z64frame_advance.h"
 
@@ -1830,7 +1831,6 @@ void CollisionCheck_ATJntSphVsACCyl(PlayState* play, CollisionCheckContext* colC
                 Vec3f hitPos;
                 Vec3f atPos;
                 Vec3f acPos;
-                f32 acToHit;
 
                 atPos.x = atJntSphElem->dim.worldSphere.center.x;
                 atPos.y = atJntSphElem->dim.worldSphere.center.y;
@@ -1839,7 +1839,13 @@ void CollisionCheck_ATJntSphVsACCyl(PlayState* play, CollisionCheckContext* colC
                 acPos.y = acCyl->dim.pos.y;
                 acPos.z = acCyl->dim.pos.z;
                 if (!IS_ZERO(centerDist)) {
-                    acToHit = acCyl->dim.radius / centerDist;
+                    f32 acToHit = acCyl->dim.radius / centerDist;
+
+#if OOT_VERSION < PAL_1_0
+                    hitPos.x = ((atPos.x - acPos.x) * acToHit) + acPos.x;
+                    hitPos.y = ((atPos.y - acPos.y) * acToHit) + acPos.y;
+                    hitPos.z = ((atPos.z - acPos.z) * acToHit) + acPos.z;
+#else
                     if (acToHit <= 1.0f) {
                         hitPos.x = ((atPos.x - acPos.x) * acToHit) + acPos.x;
                         hitPos.y = ((atPos.y - acPos.y) * acToHit) + acPos.y;
@@ -1847,6 +1853,7 @@ void CollisionCheck_ATJntSphVsACCyl(PlayState* play, CollisionCheckContext* colC
                     } else {
                         Math_Vec3f_Copy(&hitPos, &atPos);
                     }
+#endif
                 } else {
                     Math_Vec3f_Copy(&hitPos, &atPos);
                 }
@@ -1891,7 +1898,13 @@ void CollisionCheck_ATCylVsACJntSph(PlayState* play, CollisionCheckContext* colC
                 acPos.y = acJntSphElem->dim.worldSphere.center.y;
                 acPos.z = acJntSphElem->dim.worldSphere.center.z;
                 if (!IS_ZERO(centerDist)) {
-                    acToHit = acJntSphElem->dim.worldSphere.radius / centerDist;
+                    f32 acToHit = acJntSphElem->dim.worldSphere.radius / centerDist;
+
+#if OOT_VERSION < PAL_1_0
+                    hitPos.x = ((atPos.x - acPos.x) * acToHit) + acPos.x;
+                    hitPos.y = ((atPos.y - acPos.y) * acToHit) + acPos.y;
+                    hitPos.z = ((atPos.z - acPos.z) * acToHit) + acPos.z;
+#else
                     if (acToHit <= 1.0f) {
                         hitPos.x = ((atPos.x - acPos.x) * acToHit) + acPos.x;
                         hitPos.y = ((atPos.y - acPos.y) * acToHit) + acPos.y;
@@ -1899,6 +1912,7 @@ void CollisionCheck_ATCylVsACJntSph(PlayState* play, CollisionCheckContext* colC
                     } else {
                         Math_Vec3f_Copy(&hitPos, &atPos);
                     }
+#endif
                 } else {
                     Math_Vec3f_Copy(&hitPos, &atPos);
                 }
diff --git a/src/code/z_construct.c b/src/code/z_construct.c
index e190e19d20..0720bc8b9a 100644
--- a/src/code/z_construct.c
+++ b/src/code/z_construct.c
@@ -162,8 +162,13 @@ void Interface_Init(PlayState* play) {
             gSaveContext.timerY[timerId] = 46; // one row of hearts
         }
     }
-
-    if ((gSaveContext.timerState >= TIMER_STATE_UP_INIT) && (gSaveContext.timerState <= TIMER_STATE_UP_FREEZE)) {
+#if OOT_VERSION < PAL_1_0
+    else if ((gSaveContext.timerState >= TIMER_STATE_UP_INIT) && (gSaveContext.timerState <= TIMER_STATE_UP_FREEZE))
+#else
+    // No "else"
+    if ((gSaveContext.timerState >= TIMER_STATE_UP_INIT) && (gSaveContext.timerState <= TIMER_STATE_UP_FREEZE))
+#endif
+    {
         gSaveContext.timerState = TIMER_STATE_OFF;
         PRINTF(T("タイマー停止！！！！！！！！！！！！！！！！！！！！！  = %d\n",
                  "Timer Stop!!!!!!!!!!!!!!!!!!!!!  = %d\n"),
@@ -381,6 +386,10 @@ void Regs_InitDataImpl(void) {
 
     ZREG(65) = 21;
     ZREG(66) = 122;
+#if OOT_VERSION < PAL_1_0
+    R_START_BTN_X = 132;
+    R_START_BTN_Y = 17;
+#endif
     R_ITEM_BTN_X(1) = C_LEFT_BUTTON_X;
     R_ITEM_BTN_X(2) = C_DOWN_BUTTON_X;
     R_ITEM_BTN_X(3) = C_RIGHT_BUTTON_X;
diff --git a/src/code/z_kankyo.c b/src/code/z_kankyo.c
index cae5718ca1..908e01d673 100644
--- a/src/code/z_kankyo.c
+++ b/src/code/z_kankyo.c
@@ -4,6 +4,7 @@
 #include "global.h"
 #include "ultra64.h"
 #include "terminal.h"
+#include "versions.h"
 
 #include "z64frame_advance.h"
 
@@ -957,9 +958,15 @@ void Environment_Update(PlayState* play, EnvironmentContext* envCtx, LightContex
         }
 
         //! @bug `gTimeSpeed` is unsigned, it can't be negative
+#if OOT_VERSION < PAL_1_0
+        if ((((void)0, gSaveContext.save.dayTime) > ((void)0, gSaveContext.skyboxTime)) ||
+            (((void)0, gSaveContext.save.dayTime) < CLOCK_TIME(1, 0) || gTimeSpeed < 0))
+#else
         if (((((void)0, gSaveContext.sceneLayer) >= 5 || gTimeSpeed != 0) &&
-             ((void)0, gSaveContext.save.dayTime) > gSaveContext.skyboxTime) ||
-            (((void)0, gSaveContext.save.dayTime) < CLOCK_TIME(1, 0) || gTimeSpeed < 0)) {
+             ((void)0, gSaveContext.save.dayTime) > ((void)0, gSaveContext.skyboxTime)) ||
+            (((void)0, gSaveContext.save.dayTime) < CLOCK_TIME(1, 0) || gTimeSpeed < 0))
+#endif
+        {
 
             gSaveContext.skyboxTime = ((void)0, gSaveContext.save.dayTime);
         }
@@ -1724,8 +1731,13 @@ void Environment_DrawRain(PlayState* play, View* view, GraphicsContext* gfxCtx)
     Vec3f windDirection = { 0.0f, 0.0f, 0.0f };
     Player* player = GET_PLAYER(play);
 
+#if OOT_VERSION < PAL_1_0
+    if (!(play->cameraPtrs[CAM_ID_MAIN]->stateFlags & CAM_STATE_CAMERA_IN_WATER))
+#else
     if (!(play->cameraPtrs[CAM_ID_MAIN]->stateFlags & CAM_STATE_CAMERA_IN_WATER) &&
-        (play->envCtx.precipitation[PRECIP_SNOW_CUR] == 0)) {
+        (play->envCtx.precipitation[PRECIP_SNOW_CUR] == 0))
+#endif
+    {
         OPEN_DISPS(gfxCtx, "../z_kankyo.c", 2799);
 
         vec.x = view->at.x - view->eye.x;
diff --git a/src/code/z_message.c b/src/code/z_message.c
index 920fd9bad0..9094f2580a 100644
--- a/src/code/z_message.c
+++ b/src/code/z_message.c
@@ -2074,8 +2074,9 @@ void Message_Decode(PlayState* play) {
             decodedBufPos++;
             msgCtx->msgBufPos++;
         }
-    } else {
+    } else
 #endif
+    {
         // English text for NTSC, eng/ger/fra text for PAL
         while (true) {
             curChar = msgCtx->msgBufDecoded[decodedBufPos] = font->msgBuf[msgCtx->msgBufPos];
@@ -2397,8 +2398,15 @@ void Message_Decode(PlayState* play) {
                 Message_LoadItemIcon(play, font->msgBuf[msgCtx->msgBufPos + 1], R_TEXTBOX_Y + 10);
             } else if (curChar == MESSAGE_BACKGROUND) {
                 msgCtx->textboxBackgroundIdx = font->msgBuf[msgCtx->msgBufPos + 1] * 2;
+#if OOT_VERSION < PAL_1_0
+                //! @bug Wrong shift amounts cause textboxBackgroundForeColorIdx and textboxBackgroundBackColorIdx
+                //! to always be 0. Fortunately MESSAGE_BACKGROUND is only present in unused messages.
+                msgCtx->textboxBackgroundForeColorIdx = (font->msgBuf[msgCtx->msgBufPos + 2] & 0xF0) >> 12;
+                msgCtx->textboxBackgroundBackColorIdx = (font->msgBuf[msgCtx->msgBufPos + 2] & 0xF) >> 8;
+#else
                 msgCtx->textboxBackgroundForeColorIdx = (font->msgBuf[msgCtx->msgBufPos + 2] & 0xF0) >> 4;
                 msgCtx->textboxBackgroundBackColorIdx = font->msgBuf[msgCtx->msgBufPos + 2] & 0xF;
+#endif
                 msgCtx->textboxBackgroundYOffsetIdx = (font->msgBuf[msgCtx->msgBufPos + 3] & 0xF0) >> 4;
                 msgCtx->textboxBackgroundUnkArg = font->msgBuf[msgCtx->msgBufPos + 3] & 0xF;
                 DMA_REQUEST_SYNC(msgCtx->textboxSegment + MESSAGE_STATIC_TEX_SIZE,
@@ -2448,9 +2456,7 @@ void Message_Decode(PlayState* play) {
             decodedBufPos++;
             msgCtx->msgBufPos++;
         }
-#if OOT_NTSC
     }
-#endif
 }
 
 void Message_OpenText(PlayState* play, u16 textId) {
@@ -3062,9 +3068,11 @@ void Message_DrawMain(PlayState* play, Gfx** p) {
                 msgCtx->ocarinaStaff = AudioOcarina_GetPlayingStaff();
                 if (msgCtx->ocarinaStaff->pos) {
                     PRINTF("locate=%d  onpu_pt=%d\n", msgCtx->ocarinaStaff->pos, sOcarinaButtonIndexBufPos);
+#if OOT_VERSION >= PAL_1_0
                     if (msgCtx->ocarinaStaff->pos == 1 && sOcarinaButtonIndexBufPos == 8) {
                         sOcarinaButtonIndexBufPos = 0;
                     }
+#endif
                     if (sOcarinaButtonIndexBufPos == msgCtx->ocarinaStaff->pos - 1) {
                         msgCtx->lastOcarinaButtonIndex = sOcarinaButtonIndexBuf[msgCtx->ocarinaStaff->pos - 1] =
                             msgCtx->ocarinaStaff->buttonIndex;
diff --git a/src/code/z_onepointdemo.c b/src/code/z_onepointdemo.c
index 17193eee96..2fd634e5eb 100644
--- a/src/code/z_onepointdemo.c
+++ b/src/code/z_onepointdemo.c
@@ -1,6 +1,7 @@
 #include "global.h"
 #include "quake.h"
 #include "terminal.h"
+#include "versions.h"
 #include "overlays/actors/ovl_En_Sw/z_en_sw.h"
 
 static s16 sDisableAttention = false;
@@ -1858,7 +1859,9 @@ s32 OnePointCutscene_SetInfo(PlayState* play, s16 subCamId, s16 csId, Actor* act
             Play_RequestCameraSetting(play, subCamId, CAM_SET_CS_3);
             Player_SetCsActionWithHaltedActors(play, &player->actor, PLAYER_CSACTION_5);
             OnePointCutscene_SetCsCamPoints(subCam, D_80120304 | 0x2000, D_80120300, D_8012013C, D_8012021C);
+#if OOT_VERSION >= PAL_1_0
             Sfx_PlaySfxCentered(NA_SE_SY_CORRECT_CHIME);
+#endif
             OnePointCutscene_Vec3sToVec3f(&mainCam->at, &D_8012013C[D_801202FC - 2].pos);
             OnePointCutscene_Vec3sToVec3f(&mainCam->eye, &D_8012021C[D_801202FC - 2].pos);
             D_8012013C[D_801202FC - 3].pos.x +=
@@ -1874,10 +1877,22 @@ s32 OnePointCutscene_SetInfo(PlayState* play, s16 subCamId, s16 csId, Actor* act
             D_8012021C[D_801202FC - 3].pos.z +=
                 (D_8012021C[D_801202FC - 2].pos.z - D_8012021C[D_801202FC - 3].pos.z) / 2;
 
+#if OOT_VERSION < PAL_1_0
+            i = Quake_Request(subCam, QUAKE_TYPE_1);
+            Quake_SetSpeed(i, 30000);
+            Quake_SetPerturbations(i, 3, 1, 1, 0);
+            Quake_SetDuration(i, D_80120300);
+
+            i = Quake_Request(mainCam, QUAKE_TYPE_3);
+            Quake_SetSpeed(i, 30000);
+            Quake_SetPerturbations(i, 3, 1, 1, 0);
+            Quake_SetDuration(i, D_80120300 + 50);
+#else
             i = Quake_Request(mainCam, QUAKE_TYPE_3);
             Quake_SetSpeed(i, 30000);
             Quake_SetPerturbations(i, 2, 1, 1, 0);
             Quake_SetDuration(i, 200);
+#endif
             break;
         }
 
diff --git a/src/code/z_parameter.c b/src/code/z_parameter.c
index b1bbf7c8a3..c7289316cc 100644
--- a/src/code/z_parameter.c
+++ b/src/code/z_parameter.c
@@ -1733,12 +1733,16 @@ u8 Item_Give(PlayState* play, u8 item) {
         Health_ChangeBy(play, 0x10);
         return item;
     } else if (item == ITEM_MAGIC_JAR_SMALL) {
+        // Magic_Fill is only used to store the magicState.
+        // Setting the state to FILL gets immediately overwritten in Magic_RequestChange.
+        // I.e. magic is added not filled.
+#if OOT_VERSION < PAL_1_0
+        Magic_Fill(play);
+#else
         if (gSaveContext.magicState != MAGIC_STATE_ADD) {
-            // This function is only used to store the magicState.
-            // Setting the state to FILL gets immediately overwritten in Magic_RequestChange.
-            // I.e. magic is added not filled
             Magic_Fill(play);
         }
+#endif
 
         Magic_RequestChange(play, 12, MAGIC_ADD);
 
@@ -1749,12 +1753,16 @@ u8 Item_Give(PlayState* play, u8 item) {
 
         return item;
     } else if (item == ITEM_MAGIC_JAR_BIG) {
+        // Magic_Fill is only used to store the magicState.
+        // Setting the state to FILL gets immediately overwritten in Magic_RequestChange.
+        // I.e. magic is added not filled.
+#if OOT_VERSION < PAL_1_0
+        Magic_Fill(play);
+#else
         if (gSaveContext.magicState != MAGIC_STATE_ADD) {
-            // This function is only used to store the magicState.
-            // Setting the state to FILL gets immediately overwritten in Magic_RequestChange.
-            // I.e. magic is added not filled.
             Magic_Fill(play);
         }
+#endif
 
         Magic_RequestChange(play, 24, MAGIC_ADD);
 
@@ -2110,12 +2118,19 @@ void Interface_LoadActionLabel(InterfaceContext* interfaceCtx, u16 action, s16 l
         action += DO_ACTION_MAX;
     }
 
+#if OOT_VERSION >= PAL_1_0
     if (gSaveContext.language == 2) { // LANGUAGE_FRA for PAL versions
         action += DO_ACTION_MAX;
     }
+#endif
 
+#if OOT_VERSION < PAL_1_0
+    if ((action != DO_ACTION_NONE) && (action != DO_ACTION_MAX + DO_ACTION_NONE))
+#else
     if ((action != DO_ACTION_NONE) && (action != DO_ACTION_MAX + DO_ACTION_NONE) &&
-        (action != 2 * DO_ACTION_MAX + DO_ACTION_NONE)) {
+        (action != 2 * DO_ACTION_MAX + DO_ACTION_NONE))
+#endif
+    {
         osCreateMesgQueue(&interfaceCtx->loadQueue, &interfaceCtx->loadMsg, 1);
         DMA_REQUEST_ASYNC(&interfaceCtx->dmaRequest_160,
                           interfaceCtx->doActionSegment + (loadOffset * DO_ACTION_TEX_SIZE),
@@ -2174,9 +2189,11 @@ void Interface_LoadActionLabelB(PlayState* play, u16 action) {
         action += DO_ACTION_MAX;
     }
 
+#if OOT_VERSION >= PAL_1_0
     if (gSaveContext.language == 2) { // LANGUAGE_FRA for PAL versions
         action += DO_ACTION_MAX;
     }
+#endif
 
     interfaceCtx->unk_1FC = action;
 
@@ -2765,7 +2782,9 @@ void Interface_DrawActionLabel(GraphicsContext* gfxCtx, void* texture) {
 
 void Interface_DrawItemButtons(PlayState* play) {
     static void* cUpLabelTextures[] = LANGUAGE_ARRAY(gNaviCUpJPNTex, gNaviCUpENGTex, gNaviCUpENGTex, gNaviCUpENGTex);
+#if OOT_VERSION >= PAL_1_0
     static s16 startButtonLeftPos[] = { 132, 130, 130 };
+#endif
     InterfaceContext* interfaceCtx = &play->interfaceCtx;
     Player* player = GET_PLAYER(play);
     PauseContext* pauseCtx = &play->pauseCtx;
@@ -2817,13 +2836,17 @@ void Interface_DrawItemButtons(PlayState* play) {
             gDPSetPrimColor(OVERLAY_DISP++, 0, 0, START_BUTTON_R, START_BUTTON_G, START_BUTTON_B,
                             interfaceCtx->startAlpha);
 
-#if OOT_NTSC
-            gSPTextureRectangle(OVERLAY_DISP++, 132 << 2, 17 << 2, (132 + 22) << 2, 39 << 2, G_TX_RENDERTILE, 0, 0,
-                                (s32)(1.4277344 * (1 << 10)), (s32)(1.4277344 * (1 << 10)));
+#if OOT_VERSION < PAL_1_0
+            gSPTextureRectangle(OVERLAY_DISP++, R_START_BTN_X << 2, R_START_BTN_Y << 2, (R_START_BTN_X + 22) << 2,
+                                (R_START_BTN_Y + 22) << 2, G_TX_RENDERTILE, 0, 0, (s32)(1.4277344 * (1 << 10)),
+                                (s32)(1.4277344 * (1 << 10)));
+#elif OOT_NTSC
+            gSPTextureRectangle(OVERLAY_DISP++, 132 << 2, 17 << 2, (132 + 22) << 2, (17 + 22) << 2, G_TX_RENDERTILE, 0,
+                                0, (s32)(1.4277344 * (1 << 10)), (s32)(1.4277344 * (1 << 10)));
 #else
             gSPTextureRectangle(OVERLAY_DISP++, startButtonLeftPos[gSaveContext.language] << 2, 17 << 2,
-                                (startButtonLeftPos[gSaveContext.language] + 22) << 2, 39 << 2, G_TX_RENDERTILE, 0, 0,
-                                (s32)(1.4277344 * (1 << 10)), (s32)(1.4277344 * (1 << 10)));
+                                (startButtonLeftPos[gSaveContext.language] + 22) << 2, (17 + 22) << 2, G_TX_RENDERTILE,
+                                0, 0, (s32)(1.4277344 * (1 << 10)), (s32)(1.4277344 * (1 << 10)));
 #endif
 
             gDPPipeSync(OVERLAY_DISP++);
@@ -3519,10 +3542,12 @@ void Interface_Draw(PlayState* play) {
             // Revert any spoiling trade quest items
             for (svar1 = 0; svar1 < ARRAY_COUNT(gSpoilingItems); svar1++) {
                 if (INV_CONTENT(ITEM_TRADE_ADULT) == gSpoilingItems[svar1]) {
+#if OOT_VERSION >= NTSC_1_1
                     gSaveContext.eventInf[EVENTINF_HORSES_INDEX] &=
                         (u16) ~(EVENTINF_HORSES_STATE_MASK | EVENTINF_HORSES_HORSETYPE_MASK | EVENTINF_HORSES_05_MASK |
                                 EVENTINF_HORSES_06_MASK | EVENTINF_HORSES_0F_MASK);
                     PRINTF("EVENT_INF=%x\n", gSaveContext.eventInf[EVENTINF_HORSES_INDEX]);
+#endif
                     play->nextEntranceIndex = spoilingItemEntrances[svar1];
                     INV_CONTENT(gSpoilingItemReverts[svar1]) = gSpoilingItemReverts[svar1];
 
@@ -3822,7 +3847,12 @@ void Interface_Draw(PlayState* play) {
                                         gSaveContext.subTimerSeconds--;
                                         PRINTF("TOTAL_EVENT_TM=%d\n", gSaveContext.subTimerSeconds);
 
-                                        if (gSaveContext.subTimerSeconds <= 0) {
+#if OOT_VERSION < PAL_1_0
+                                        if (gSaveContext.subTimerSeconds == 0)
+#else
+                                        if (gSaveContext.subTimerSeconds <= 0)
+#endif
+                                        {
                                             // Out of time
                                             if (!Flags_GetSwitch(play, 0x37) ||
                                                 ((play->sceneId != SCENE_GANON_BOSS) &&
@@ -4362,9 +4392,11 @@ void Interface_Update(PlayState* play) {
             play->nextEntranceIndex = gSaveContext.save.entranceIndex;
             play->transitionTrigger = TRANS_TRIGGER_START;
             gSaveContext.sunsSongState = SUNSSONG_INACTIVE;
+#if OOT_VERSION >= PAL_1_0
             func_800F6964(30);
             gSaveContext.seqId = (u8)NA_BGM_DISABLED;
             gSaveContext.natureAmbienceId = NATURE_ID_DISABLED;
+#endif
         } else {
             gSaveContext.sunsSongState = SUNSSONG_SPECIAL;
         }
diff --git a/src/code/z_room.c b/src/code/z_room.c
index a9fa462fda..6ac20bbd9a 100644
--- a/src/code/z_room.c
+++ b/src/code/z_room.c
@@ -1,6 +1,7 @@
 #include "global.h"
 #include "fault.h"
 #include "terminal.h"
+#include "versions.h"
 #if PLATFORM_N64
 #include "n64dd.h"
 #endif
@@ -350,6 +351,14 @@ void Room_DrawBackground2D(Gfx** gfxP, void* tex, void* tlut, u16 width, u16 hei
     *gfxP = gfx;
 }
 
+#if OOT_VERSION < PAL_1_0
+void func_8007FF50(Gfx** gfxP, void* tex, void* tlut, u16 width, u16 height, u8 fmt, u8 siz, u16 tlutMode,
+                   u16 tlutCount) {
+    if (1) {}
+    Room_DrawBackground2D(gfxP, tex, tlut, width, height, fmt, siz, tlutMode, tlutCount, 0.0f, 0.0f);
+}
+#endif
+
 #define ROOM_IMAGE_NODRAW_BACKGROUND (1 << 0)
 #define ROOM_IMAGE_NODRAW_OPA (1 << 1)
 #define ROOM_IMAGE_NODRAW_XLU (1 << 2)
@@ -389,6 +398,9 @@ void Room_DrawImageSingle(PlayState* play, Room* room, u32 flags) {
 
             gfx = POLY_OPA_DISP;
 
+#if OOT_VERSION < PAL_1_0
+            if (1)
+#endif
             {
                 Vec3f quakeOffset;
 
@@ -494,6 +506,9 @@ void Room_DrawImageMulti(PlayState* play, Room* room, u32 flags) {
 
             gfx = POLY_OPA_DISP;
 
+#if OOT_VERSION < PAL_1_0
+            if (1)
+#endif
             {
                 Vec3f quakeOffset;
 
diff --git a/src/code/z_scene.c b/src/code/z_scene.c
index 44ad2f9bba..9b04bccec8 100644
--- a/src/code/z_scene.c
+++ b/src/code/z_scene.c
@@ -1,5 +1,6 @@
 #include "global.h"
 #include "terminal.h"
+#include "versions.h"
 
 RomFile sNaviQuestHintFiles[];
 
@@ -382,12 +383,21 @@ BAD_RETURN(s32) Scene_CommandTimeSettings(PlayState* play, SceneCmd* cmd) {
 
     if (((play->envCtx.sceneTimeSpeed == 0) && (gSaveContext.save.cutsceneIndex < 0xFFF0)) ||
         (gSaveContext.save.entranceIndex == ENTR_LAKE_HYLIA_8)) {
+#if OOT_VERSION >= PAL_1_0
         gSaveContext.skyboxTime = ((void)0, gSaveContext.save.dayTime);
+#endif
 
+#if OOT_VERSION < PAL_1_0
+        if ((gSaveContext.skyboxTime > CLOCK_TIME(4, 0)) && (gSaveContext.skyboxTime <= CLOCK_TIME(5, 0))) {
+            gSaveContext.skyboxTime = CLOCK_TIME(5, 0) + 1;
+        } else if ((gSaveContext.skyboxTime >= CLOCK_TIME(6, 0)) && (gSaveContext.skyboxTime <= CLOCK_TIME(8, 0))) {
+            gSaveContext.skyboxTime = CLOCK_TIME(8, 0) + 1;
+#else
         if ((gSaveContext.skyboxTime > CLOCK_TIME(4, 0)) && (gSaveContext.skyboxTime < CLOCK_TIME(6, 30))) {
             gSaveContext.skyboxTime = CLOCK_TIME(5, 0) + 1;
         } else if ((gSaveContext.skyboxTime >= CLOCK_TIME(6, 30)) && (gSaveContext.skyboxTime <= CLOCK_TIME(8, 0))) {
             gSaveContext.skyboxTime = CLOCK_TIME(8, 0) + 1;
+#endif
         } else if ((gSaveContext.skyboxTime >= CLOCK_TIME(16, 0)) && (gSaveContext.skyboxTime <= CLOCK_TIME(17, 0))) {
             gSaveContext.skyboxTime = CLOCK_TIME(17, 0) + 1;
         } else if ((gSaveContext.skyboxTime >= CLOCK_TIME(18, 0) + 1) &&
diff --git a/src/code/z_sram.c b/src/code/z_sram.c
index 9da2f405fb..3a5060abff 100644
--- a/src/code/z_sram.c
+++ b/src/code/z_sram.c
@@ -169,6 +169,18 @@ void Sram_InitNewSave(void) {
 static SavePlayerData sDebugSavePlayerData = {
     { 'Z', 'E', 'L', 'D', 'A', 'Z' }, // newf
     0,                                // deaths
+#if OOT_VERSION < PAL_1_0
+    {
+        0x81, // リ
+        0x87, // ン
+        0x61, // ク
+        FILENAME_SPACE,
+        FILENAME_SPACE,
+        FILENAME_SPACE,
+        FILENAME_SPACE,
+        FILENAME_SPACE,
+    }, // playerName
+#else
     {
         FILENAME_UPPERCASE('L'),
         FILENAME_UPPERCASE('I'),
@@ -178,7 +190,8 @@ static SavePlayerData sDebugSavePlayerData = {
         FILENAME_SPACE,
         FILENAME_SPACE,
         FILENAME_SPACE,
-    },                  // playerName
+    }, // playerName
+#endif
     0,                  // n64ddFlag
     0xE0,               // healthCapacity
     0xE0,               // health
@@ -499,9 +512,11 @@ void Sram_OpenSave(SramContext* sramCtx) {
 
     if (LINK_AGE_IN_YEARS == YEARS_ADULT && !CHECK_OWNED_EQUIP(EQUIP_TYPE_SWORD, EQUIP_INV_SWORD_MASTER)) {
         gSaveContext.save.info.inventory.equipment |= OWNED_EQUIP_FLAG(EQUIP_TYPE_SWORD, EQUIP_INV_SWORD_MASTER);
+#if OOT_VERSION >= NTSC_1_1
         gSaveContext.save.info.equips.buttonItems[0] = ITEM_SWORD_MASTER;
         gSaveContext.save.info.equips.equipment &= ~(0xF << (EQUIP_TYPE_SWORD * 4));
         gSaveContext.save.info.equips.equipment |= EQUIP_VALUE_SWORD_MASTER << (EQUIP_TYPE_SWORD * 4);
+#endif
     }
 
     for (i = 0; i < ARRAY_COUNT(gSpoilingItems); i++) {
@@ -604,6 +619,13 @@ void Sram_VerifyAndLoadAllSaves(FileSelectState* fileSelect, SramContext* sramCt
         PRINTF("\n＝＝＝＝＝＝＝＝＝＝＝＝＝  Ｓ（%d） ＝＝＝＝＝＝＝＝＝＝＝＝＝\n", slotNum);
 
         for (i = newChecksum = j = 0; i < CHECKSUM_SIZE; i++, offset += 2) {
+#if OOT_VERSION < PAL_1_0
+            if (j) {}
+            j += 2;
+            if (j == 0x20) {
+                j = 0;
+            }
+#endif
             newChecksum += *ptr++;
         }
 
@@ -622,6 +644,13 @@ void Sram_VerifyAndLoadAllSaves(FileSelectState* fileSelect, SramContext* sramCt
             PRINTF("================= ＢＡＣＫ─ＵＰ ========================\n");
 
             for (i = newChecksum = j = 0; i < CHECKSUM_SIZE; i++, offset += 2) {
+#if OOT_VERSION < PAL_1_0
+                if (j) {}
+                j += 2;
+                if (j == 0x20) {
+                    j = 0;
+                }
+#endif
                 newChecksum += *ptr++;
             }
             PRINTF(T("\n（Ｂ）ＳＡＶＥチェックサム計算  j=%x  mmm=%x  ",