diff --git a/data/battle_anim_scripts.s b/data/battle_anim_scripts.s
index a7e3f34612..bfd5af0539 100644
--- a/data/battle_anim_scripts.s
+++ b/data/battle_anim_scripts.s
@@ -14698,14 +14698,14 @@ Move_DOUBLE_EDGE:
 	createsprite gBasicHitSplatSpriteTemplate, ANIM_TARGET, 4, -10, 0, ANIM_TARGET, 0
 	createsprite gSlideMonToOffsetSpriteTemplate, ANIM_ATTACKER, 2, 1, -32, 0, 0, 3
 	waitforvisualfinish
-	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 8, -256, 0, 0
-	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 8, -256, 1, 0
+	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 8, -256, ANIM_ATTACKER, 0
+	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 8, -256, ANIM_TARGET, 0
 	createvisualtask AnimTask_ShakeMonInPlace, 2, ANIM_ATTACKER, 4, 0, 12, 1
 	createvisualtask AnimTask_ShakeMonInPlace, 2, ANIM_TARGET, 4, 0, 12, 1
 	createsprite gSimplePaletteBlendSpriteTemplate, ANIM_ATTACKER, 2, F_PAL_BG, 2, 16, 0, RGB_WHITE
 	waitforvisualfinish
-	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 8, -256, 0, 1
-	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 8, -256, 1, 1
+	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 8, -256, ANIM_ATTACKER, 1
+	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 8, -256, ANIM_TARGET, 1
 	waitforvisualfinish
 	createsprite gSlideMonToOriginalPosSpriteTemplate, ANIM_ATTACKER, 2, 0, 0, 5
 	delay 3
@@ -16342,7 +16342,7 @@ Move_HORN_ATTACK:
 Move_FURY_ATTACK:
 	loadspritegfx ANIM_TAG_IMPACT
 	loadspritegfx ANIM_TAG_HORN_HIT
-	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 4, 256, 0, 2
+	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 4, 256, ANIM_ATTACKER, 2
 	choosetwoturnanim FuryAttackRight, FuryAttackLeft
 FuryAttackContinue:
 	createvisualtask AnimTask_ShakeMon, 2, ANIM_TARGET, 5, 0, 6, 1
@@ -16491,7 +16491,7 @@ Move_LOW_KICK:
 	createsprite gSlidingKickSpriteTemplate, ANIM_TARGET, 2, -24, 28, 40, 8, 160, 0
 	delay 4
 	createsprite gBasicHitSplatSpriteTemplate, ANIM_TARGET, 2, -8, 8, ANIM_TARGET, 2
-	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 6, 384, 1, 2
+	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 6, 384, ANIM_TARGET, 2
 	playsewithpan SE_M_VITAL_THROW2, SOUND_PAN_TARGET
 	waitforvisualfinish
 	createsprite gSlideMonToOriginalPosSpriteTemplate, ANIM_ATTACKER, 2, 0, 1, 4
@@ -16736,7 +16736,7 @@ SkullBashSetUpHeadDown:
 	createsprite gSlideMonToOffsetAndBackSpriteTemplate, ANIM_ATTACKER, 2, ANIM_ATTACKER, -24, 0, 0, 10, 0
 	playsewithpan SE_M_TAKE_DOWN, SOUND_PAN_ATTACKER
 	waitforvisualfinish
-	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 16, 96, 0, 2
+	createvisualtask AnimTask_RotateMonSpriteToSide, 2, 16, 96, ANIM_ATTACKER, 2
 	waitforvisualfinish
 	createsprite gSlideMonToOffsetAndBackSpriteTemplate, ANIM_ATTACKER, 2, ANIM_ATTACKER, 24, 0, 0, 10, 1
 	waitforvisualfinish
@@ -17855,7 +17855,7 @@ Move_MIST_BALL:
 	createsprite gComplexPaletteBlendSpriteTemplate, ANIM_ATTACKER, 0, F_PAL_BG, 1, 1, RGB(23, 16, 31), 16, RGB_WHITE, 16
 	delay 0
 	playsewithpan SE_M_HAZE, 0
-	createvisualtask AnimTask_LoadMistTiles, 5
+	createvisualtask AnimTask_MistBallFog, 5
 	createvisualtask AnimTask_BlendBattleAnimPal, 10, F_PAL_TARGET, 3, 0, 16, RGB_WHITE
 	delay 8
 	createvisualtask AnimTask_ShakeMon, 2, ANIM_TARGET, 4, 0, 70, 0
@@ -22455,14 +22455,14 @@ Move_ARM_THRUST:
 	loadspritegfx ANIM_TAG_IMPACT
 	splitbgprio ANIM_TARGET
 	setalpha 12, 8
-	createvisualtask AnimTask_RotateMonSpriteToSide, 5, 8, 5, 0, 0
+	createvisualtask AnimTask_RotateMonSpriteToSide, 5, 8, 5, ANIM_ATTACKER, 0
 	delay 6
 	createsprite gHorizontalLungeSpriteTemplate, ANIM_ATTACKER, 2, 4, 3
 	delay 4
 	playsewithpan SE_M_SWAGGER, SOUND_PAN_TARGET
 	createsprite gArmThrustHandSpriteTemplate, ANIM_TARGET, 2, 10, -8, 14, 3
 	waitforvisualfinish
-	createvisualtask AnimTask_RotateMonSpriteToSide, 5, 8, 5, 0, 1
+	createvisualtask AnimTask_RotateMonSpriteToSide, 5, 8, 5, ANIM_ATTACKER, 1
 	playsewithpan SE_M_DOUBLE_SLAP, SOUND_PAN_TARGET
 	choosetwoturnanim ArmThrustRight, ArmThrustLeft
 ArmThrustContinue:
diff --git a/data/maps/OldaleTown/map.json b/data/maps/OldaleTown/map.json
index ee6101ff6c..cc4bd008c3 100644
--- a/data/maps/OldaleTown/map.json
+++ b/data/maps/OldaleTown/map.json
@@ -158,7 +158,7 @@
       "y": 9,
       "elevation": 0,
       "player_facing_dir": "BG_EVENT_PLAYER_FACING_ANY",
-      "script": "OldaleTown_EventScript_CitySign"
+      "script": "OldaleTown_EventScript_TownSign"
     },
     {
       "type": "sign",
diff --git a/data/maps/OldaleTown/scripts.inc b/data/maps/OldaleTown/scripts.inc
index 3f43386cb3..b2c25a6dfb 100644
--- a/data/maps/OldaleTown/scripts.inc
+++ b/data/maps/OldaleTown/scripts.inc
@@ -29,8 +29,8 @@ OldaleTown_EventScript_MoveMartEmployee::
 	setobjectmovementtype LOCALID_MART_EMPLOYEE, MOVEMENT_TYPE_FACE_DOWN
 	return
 
-OldaleTown_EventScript_CitySign::
-	msgbox OldaleTown_Text_CitySign, MSGBOX_SIGN
+OldaleTown_EventScript_TownSign::
+	msgbox OldaleTown_Text_TownSign, MSGBOX_SIGN
 	end
 
 OldaleTown_EventScript_Girl::
@@ -395,7 +395,7 @@ OldaleTown_Text_BrendanLetsGoBack:
 	.string "LAB now.\l"
 	.string "{PLAYER}, you should hustle back, too.$"
 
-OldaleTown_Text_CitySign:
+OldaleTown_Text_TownSign:
 	.string "OLDALE TOWN\n"
 	.string "“Where things start off scarce.”$"
 
diff --git a/data/maps/PacifidlogTown_House2/scripts.inc b/data/maps/PacifidlogTown_House2/scripts.inc
index 3dedcec30f..175b477e7a 100644
--- a/data/maps/PacifidlogTown_House2/scripts.inc
+++ b/data/maps/PacifidlogTown_House2/scripts.inc
@@ -11,9 +11,9 @@ PacifidlogTown_House2_EventScript_FanClubYoungerBrother::
 	call_if_unset FLAG_MET_FANCLUB_YOUNGER_BROTHER, PacifidlogTown_House2_EventScript_FirstMonAssessment
 	setflag FLAG_MET_FANCLUB_YOUNGER_BROTHER
 	specialvar VAR_RESULT, GetLeadMonFriendshipScore
-	goto_if_ge VAR_RESULT, 4, PacifidlogTown_House2_EventScript_GiveReturn
+	goto_if_ge VAR_RESULT, FRIENDSHIP_150_TO_199, PacifidlogTown_House2_EventScript_GiveReturn
 	specialvar VAR_RESULT, GetLeadMonFriendshipScore
-	goto_if_ge VAR_RESULT, 2, PacifidlogTown_House2_EventScript_PutInEffort
+	goto_if_ge VAR_RESULT, FRIENDSHIP_50_TO_99, PacifidlogTown_House2_EventScript_PutInEffort
 	goto PacifidlogTown_House2_EventScript_GiveFrustration
 	end
 
diff --git a/data/maps/SlateportCity_PokemonFanClub/scripts.inc b/data/maps/SlateportCity_PokemonFanClub/scripts.inc
index b97e29a028..3b50428614 100644
--- a/data/maps/SlateportCity_PokemonFanClub/scripts.inc
+++ b/data/maps/SlateportCity_PokemonFanClub/scripts.inc
@@ -192,7 +192,7 @@ SlateportCity_PokemonFanClub_EventScript_SootheBellWoman::
 	goto_if_set FLAG_RECEIVED_SOOTHE_BELL, SlateportCity_PokemonFanClub_EventScript_ReceivedSootheBell
 	msgbox SlateportCity_PokemonFanClub_Text_ShowMePokemonThatLoveYou, MSGBOX_DEFAULT
 	specialvar VAR_RESULT, GetLeadMonFriendshipScore
-	goto_if_ge VAR_RESULT, 4, SlateportCity_PokemonFanClub_EventScript_GiveSootheBell
+	goto_if_ge VAR_RESULT, FRIENDSHIP_150_TO_199, SlateportCity_PokemonFanClub_EventScript_GiveSootheBell
 	release
 	end
 
diff --git a/data/maps/VerdanturfTown_FriendshipRatersHouse/scripts.inc b/data/maps/VerdanturfTown_FriendshipRatersHouse/scripts.inc
index 84cdef029e..97e522471f 100644
--- a/data/maps/VerdanturfTown_FriendshipRatersHouse/scripts.inc
+++ b/data/maps/VerdanturfTown_FriendshipRatersHouse/scripts.inc
@@ -7,13 +7,13 @@ VerdanturfTown_FriendshipRatersHouse_EventScript_FriendshipRater::
 	msgbox VerdanturfTown_FriendshipRatersHouse_Text_SeeHowMuchPokemonLikesYou, MSGBOX_DEFAULT
 	specialvar VAR_RESULT, GetLeadMonFriendshipScore
 	switch VAR_RESULT
-	case 0, VerdanturfTown_FriendshipRatersHouse_EventScript_DetestsYou
-	case 1, VerdanturfTown_FriendshipRatersHouse_EventScript_VeryWary
-	case 2, VerdanturfTown_FriendshipRatersHouse_EventScript_NotUsedToYou
-	case 3, VerdanturfTown_FriendshipRatersHouse_EventScript_GettingUsedToYou
-	case 4, VerdanturfTown_FriendshipRatersHouse_EventScript_LikesYouQuiteALot
-	case 5, VerdanturfTown_FriendshipRatersHouse_EventScript_VeryHappy
-	case 6, VerdanturfTown_FriendshipRatersHouse_EventScript_AdoresYou
+	case FRIENDSHIP_NONE, VerdanturfTown_FriendshipRatersHouse_EventScript_DetestsYou
+	case FRIENDSHIP_1_TO_49, VerdanturfTown_FriendshipRatersHouse_EventScript_VeryWary
+	case FRIENDSHIP_50_TO_99, VerdanturfTown_FriendshipRatersHouse_EventScript_NotUsedToYou
+	case FRIENDSHIP_100_TO_149, VerdanturfTown_FriendshipRatersHouse_EventScript_GettingUsedToYou
+	case FRIENDSHIP_150_TO_199, VerdanturfTown_FriendshipRatersHouse_EventScript_LikesYouQuiteALot
+	case FRIENDSHIP_200_TO_254, VerdanturfTown_FriendshipRatersHouse_EventScript_VeryHappy
+	case FRIENDSHIP_MAX, VerdanturfTown_FriendshipRatersHouse_EventScript_AdoresYou
 	release
 	end
 
diff --git a/include/battle_anim.h b/include/battle_anim.h
index e1dd853848..883934f14f 100644
--- a/include/battle_anim.h
+++ b/include/battle_anim.h
@@ -124,7 +124,7 @@ void PrepareBattlerSpriteForRotScale(u8 spriteId, u8 objMode);
 void SetBattlerSpriteYOffsetFromRotation(u8 spriteId);
 u32 GetBattlePalettesMask(bool8 battleBackground, bool8 attacker, bool8 target, bool8 attackerPartner, bool8 targetPartner, bool8 anim1, bool8 anim2);
 u32 GetBattleMonSpritePalettesMask(u8 playerLeft, u8 playerRight, u8 opponentLeft, u8 opponentRight);
-u8 AnimDummyReturnArg(u8 battler);
+u8 GetSpritePalIdxByBattler(u8 battler);
 s16 CloneBattlerSpriteWithBlend(u8);
 void DestroySpriteWithActiveSheet(struct Sprite *);
 u8 CreateInvisibleSpriteCopy(int, u8, int);
diff --git a/include/battle_interface.h b/include/battle_interface.h
index f8f5c9d19d..c82f2acc2e 100644
--- a/include/battle_interface.h
+++ b/include/battle_interface.h
@@ -35,22 +35,25 @@ enum
 #define TAG_HEALTHBAR_PLAYER2_TILE      0xD706
 #define TAG_HEALTHBAR_OPPONENT2_TILE    0xD707
 
+#define TAG_HEALTHBOX_PALS_1            0xD709
+#define TAG_HEALTHBOX_PALS_2            0xD70A
 #define TAG_HEALTHBOX_SAFARI_TILE       0xD70B
-
 #define TAG_STATUS_SUMMARY_BAR_TILE     0xD70C
+
+#define TAG_STATUS_SUMMARY_BAR_PAL      0xD710
+#define TAG_STATUS_SUMMARY_BALLS_PAL    0xD712
+
 #define TAG_STATUS_SUMMARY_BALLS_TILE   0xD714
 
+#define TAG_HEALTHBAR_PAL               TAG_HEALTHBAR_PLAYER1_TILE
+#define TAG_HEALTHBOX_PAL               TAG_HEALTHBOX_PLAYER1_TILE
+
 #define TAG_MEGA_TRIGGER_TILE           0xD777
 #define TAG_MEGA_INDICATOR_TILE         0xD778
 #define TAG_ALPHA_INDICATOR_TILE        0xD779
 #define TAG_OMEGA_INDICATOR_TILE        0xD77A
 #define TAG_ZMOVE_TRIGGER_TILE          0xD77B
 
-#define TAG_HEALTHBOX_PAL               0xD6FF
-#define TAG_HEALTHBAR_PAL               0xD704
-#define TAG_STATUS_SUMMARY_BAR_PAL      0xD710
-#define TAG_STATUS_SUMMARY_BALLS_PAL    0xD712
-
 #define TAG_MEGA_TRIGGER_PAL            0xD777
 #define TAG_MEGA_INDICATOR_PAL          0xD778
 #define TAG_ALPHA_INDICATOR_PAL         0xD779
diff --git a/src/battle_anim_effects_1.c b/src/battle_anim_effects_1.c
index 7348edaf5e..ff9495d0e0 100644
--- a/src/battle_anim_effects_1.c
+++ b/src/battle_anim_effects_1.c
@@ -71,7 +71,7 @@ static void AnimProtect_Step(struct Sprite *);
 static void AnimMilkBottle(struct Sprite *);
 static void AnimMilkBottle_Step1(struct Sprite *);
 static void AnimMilkBottle_Step2(struct Sprite *, int, int);
-static void AnimSparkingStars(struct Sprite *);
+static void AnimSparklingStars(struct Sprite *);
 static void AnimBubbleBurst(struct Sprite *);
 static void AnimBubbleBurst_Step(struct Sprite *);
 static void AnimSleepLetterZ(struct Sprite *);
@@ -1696,7 +1696,7 @@ const struct SpriteTemplate gSparklingStarsSpriteTemplate =
     .anims = gGrantingStarsAnimTable,
     .images = NULL,
     .affineAnims = gDummySpriteAffineAnimTable,
-    .callback = AnimSparkingStars,
+    .callback = AnimSparklingStars,
 };
 
 static const union AnimCmd sAnim_BubbleBurst[] =
@@ -4290,14 +4290,14 @@ static void AnimItemSteal_Step3(struct Sprite *sprite)
 
     sprite->y2 = Sin(sprite->data[0] + 0x80, 30 - sprite->data[1] * 8);
     if (sprite->y2 == 0)
-        PlaySE12WithPanning(SE_M_BUBBLE2, BattleAnimAdjustPanning(63));
+        PlaySE12WithPanning(SE_M_BUBBLE2, BattleAnimAdjustPanning(SOUND_PAN_TARGET));
 
     if (moveAlongLinearPath(sprite))
     {
         sprite->y2 = 0;
         sprite->data[0] = 0;
         sprite->callback = AnimItemSteal_Step2;
-        PlaySE12WithPanning(SE_M_BUBBLE2, BattleAnimAdjustPanning(-64));
+        PlaySE12WithPanning(SE_M_BUBBLE2, BattleAnimAdjustPanning(SOUND_PAN_ATTACKER));
     }
 }
 
@@ -5243,7 +5243,7 @@ void AnimGrantingStars(struct Sprite *sprite)
     sprite->callback = TranslateSpriteLinearFixedPoint;
 }
 
-static void AnimSparkingStars(struct Sprite *sprite)
+static void AnimSparklingStars(struct Sprite *sprite)
 {
     u8 battler;
     if (!gBattleAnimArgs[2])
@@ -5370,7 +5370,7 @@ static void AnimLockOnTarget_Step1(struct Sprite *sprite)
         sprite->callback = StartAnimLinearTranslation;
         StoreSpriteCallbackInData6(sprite, AnimLockOnTarget_Step2);
         sprite->data[5] += 0x100;
-        PlaySE12WithPanning(SE_M_LOCK_ON, BattleAnimAdjustPanning(63));
+        PlaySE12WithPanning(SE_M_LOCK_ON, BattleAnimAdjustPanning(SOUND_PAN_TARGET));
         break;
     }
 
@@ -5456,7 +5456,7 @@ static void AnimLockOnTarget_Step4(struct Sprite *sprite)
         sprite->data[2]++;
         pal = sprite->oam.paletteNum;
         LoadPalette(&gPlttBufferUnfaded[0x108 + pal * 16], pal * 16 | 0x101, 4);
-        PlaySE12WithPanning(SE_M_LEER, BattleAnimAdjustPanning(63));
+        PlaySE12WithPanning(SE_M_LEER, BattleAnimAdjustPanning(SOUND_PAN_TARGET));
     }
     else if (sprite->data[1] == 0)
     {
@@ -5918,7 +5918,7 @@ static void AnimSharpenSphere(struct Sprite *sprite)
     sprite->data[2] = 0;
     sprite->data[3] = 0;
     sprite->data[4] = 0;
-    sprite->data[5] = BattleAnimAdjustPanning(-64);
+    sprite->data[5] = BattleAnimAdjustPanning(SOUND_PAN_ATTACKER);
     sprite->callback = AnimSharpenSphere_Step;
 }
 
diff --git a/src/battle_anim_effects_2.c b/src/battle_anim_effects_2.c
index b919a54c45..7ce8979735 100755
--- a/src/battle_anim_effects_2.c
+++ b/src/battle_anim_effects_2.c
@@ -1678,7 +1678,7 @@ static void AirCutterProjectileStep1(u8 taskId)
         gTasks[taskId].data[gTasks[taskId].data[1] + 13] = spriteId;
         gTasks[taskId].data[0] = gTasks[taskId].data[3];
         gTasks[taskId].data[1]++;
-        PlaySE12WithPanning(SE_M_BLIZZARD2, BattleAnimAdjustPanning(-63));
+        PlaySE12WithPanning(SE_M_BLIZZARD2, BattleAnimAdjustPanning(SOUND_PAN_ATTACKER + 1));
         if (gTasks[taskId].data[1] > 2)
             gTasks[taskId].func = AirCutterProjectileStep2;
     }
@@ -1875,7 +1875,7 @@ static void AnimBulletSeed_Step1(struct Sprite *sprite)
     int i;
     u16 rand;
     s16 *ptr;
-    PlaySE12WithPanning(SE_M_HORN_ATTACK, BattleAnimAdjustPanning(63));
+    PlaySE12WithPanning(SE_M_HORN_ATTACK, BattleAnimAdjustPanning(SOUND_PAN_TARGET));
     sprite->x += sprite->x2;
     sprite->y += sprite->y2;
     sprite->y2 = 0;
@@ -2521,7 +2521,7 @@ static void AnimPencil(struct Sprite *sprite)
     sprite->data[3] = 16;
     sprite->data[4] = 0;
     sprite->data[5] = GetBattlerSpriteCoordAttr(gBattleAnimTarget, BATTLER_COORD_ATTR_HEIGHT) + 2;
-    sprite->data[6] = BattleAnimAdjustPanning(63);
+    sprite->data[6] = BattleAnimAdjustPanning(SOUND_PAN_TARGET);
     sprite->callback = AnimPencil_Step;
 }
 
@@ -3079,9 +3079,7 @@ void AnimTask_FreeMusicNotesPals(u8 taskId)
 
 static void SetMusicNotePalette(struct Sprite *sprite, u8 a, u8 b)
 {
-    u8 tile;
-    tile = (b & 1);
-    tile = ((-tile | tile) >> 31) & 32;
+    u8 tile = (b & 1) ? 32 : 0;
     sprite->oam.tileNum += tile + (a << 2);
     sprite->oam.paletteNum = IndexOfSpritePaletteTag(sMusicNotePaletteTagsTable[b >> 1]);
 }
@@ -3828,8 +3826,7 @@ static void AnimPerishSongMusicNote_Step2(struct Sprite *sprite)
 
     if (sprite->data[4] > 3)
     {
-        int var1 = sprite->data[2];
-        sprite->invisible = var1 - (((s32)(var1 + ((u32)var1 >> 31)) >> 1) << 1);
+        sprite->invisible = sprite->data[2] % 2;
         DestroyAnimSprite(sprite);
     }
 
diff --git a/src/battle_anim_effects_3.c b/src/battle_anim_effects_3.c
index 0274c588ee..3b9a9a8f8e 100755
--- a/src/battle_anim_effects_3.c
+++ b/src/battle_anim_effects_3.c
@@ -1739,7 +1739,7 @@ static void AnimClappingHand_Step(struct Sprite *sprite)
             sprite->data[2]++;
             if (sprite->data[3] == 0)
             {
-                PlaySE1WithPanning(SE_M_ENCORE, BattleAnimAdjustPanning(-64));
+                PlaySE1WithPanning(SE_M_ENCORE, BattleAnimAdjustPanning(SOUND_PAN_ATTACKER));
             }
         }
     }
@@ -2023,7 +2023,7 @@ static void TormentAttacker_Step(u8 taskId)
 
         y = task->data[3] + task->data[5];
         spriteId = CreateSprite(&gThoughtBubbleSpriteTemplate, x, y, 6 - task->data[1]);
-        PlaySE12WithPanning(SE_M_METRONOME, BattleAnimAdjustPanning(-64));
+        PlaySE12WithPanning(SE_M_METRONOME, BattleAnimAdjustPanning(SOUND_PAN_ATTACKER));
 
         if (spriteId != MAX_SPRITES)
         {
@@ -2200,7 +2200,7 @@ static void AnimWishStar(struct Sprite *sprite)
     if (GetBattlerSide(gBattleAnimAttacker) != B_SIDE_PLAYER)
         sprite->x = -16;
     else
-        sprite->x = 256;
+        sprite->x = DISPLAY_WIDTH + 16;
 
     sprite->y = 0;
     sprite->callback = AnimWishStar_Step;
@@ -2229,7 +2229,7 @@ static void AnimWishStar_Step(struct Sprite *sprite)
     }
 
     newX = sprite->x + sprite->x2 + 32;
-    if (newX > 304)
+    if (newX > DISPLAY_WIDTH + 64)
         DestroyAnimSprite(sprite);
 }
 
@@ -2504,7 +2504,7 @@ void AnimTask_MorningSunLightBeam(u8 taskId)
         gTasks[taskId].data[11] = gBattle_BG1_Y;
 
         gTasks[taskId].data[0]++;
-        PlaySE12WithPanning(SE_M_MORNING_SUN, BattleAnimAdjustPanning(-64));
+        PlaySE12WithPanning(SE_M_MORNING_SUN, BattleAnimAdjustPanning(SOUND_PAN_ATTACKER));
         break;
     case 1:
         if (gTasks[taskId].data[4]++ > 0)
@@ -2539,7 +2539,7 @@ void AnimTask_MorningSunLightBeam(u8 taskId)
         {
             gTasks[taskId].data[3] = 0;
             gTasks[taskId].data[0] = 1;
-            PlaySE12WithPanning(SE_M_MORNING_SUN, BattleAnimAdjustPanning(-64));
+            PlaySE12WithPanning(SE_M_MORNING_SUN, BattleAnimAdjustPanning(SOUND_PAN_ATTACKER));
         }
         break;
     case 4:
@@ -3276,7 +3276,7 @@ static void AnimReversalOrb_Step(struct Sprite *sprite)
 // Copies the target mon's sprite, and makes a white silhouette that shrinks away.
 void AnimTask_RolePlaySilhouette(u8 taskId)
 {
-    u8 isBackPic;
+    bool8 isBackPic;
     u32 personality;
     u32 otId;
     u16 species;
@@ -3299,7 +3299,7 @@ void AnimTask_RolePlaySilhouette(u8 taskId)
     {
         if (GetBattlerSide(gBattleAnimAttacker) != B_SIDE_PLAYER)
         {
-            isBackPic = 0;
+            isBackPic = FALSE;
             personality = GetMonData(&gPlayerParty[gBattlerPartyIndexes[gBattleAnimTarget]], MON_DATA_PERSONALITY);
             otId = GetMonData(&gPlayerParty[gBattlerPartyIndexes[gBattleAnimTarget]], MON_DATA_OT_ID);
             if (gBattleSpritesDataPtr->battlerData[gBattleAnimTarget].transformSpecies == SPECIES_NONE)
@@ -3319,7 +3319,7 @@ void AnimTask_RolePlaySilhouette(u8 taskId)
         }
         else
         {
-            isBackPic = 1;
+            isBackPic = TRUE;
             personality = GetMonData(&gEnemyParty[gBattlerPartyIndexes[gBattleAnimTarget]], MON_DATA_PERSONALITY);
             otId = GetMonData(&gEnemyParty[gBattlerPartyIndexes[gBattleAnimTarget]], MON_DATA_OT_ID);
             if (gBattleSpritesDataPtr->battlerData[gBattleAnimTarget].transformSpecies == SPECIES_NONE)
@@ -4949,7 +4949,7 @@ static void AnimTask_MonToSubstituteDoll(u8 taskId)
 
         if (gSprites[spriteId].y2 == 0)
         {
-            PlaySE12WithPanning(SE_M_BUBBLE2, BattleAnimAdjustPanning(-64));
+            PlaySE12WithPanning(SE_M_BUBBLE2, BattleAnimAdjustPanning(SOUND_PAN_ATTACKER));
             gTasks[taskId].data[10] -= 0x800;
             gTasks[taskId].data[0]++;
         }
@@ -4971,7 +4971,7 @@ static void AnimTask_MonToSubstituteDoll(u8 taskId)
 
         if (gSprites[spriteId].y2 == 0)
         {
-            PlaySE12WithPanning(SE_M_BUBBLE2, BattleAnimAdjustPanning(-64));
+            PlaySE12WithPanning(SE_M_BUBBLE2, BattleAnimAdjustPanning(SOUND_PAN_ATTACKER));
             DestroyAnimVisualTask(taskId);
         }
         break;
@@ -5008,7 +5008,7 @@ static void AnimBlockX_Step(struct Sprite *sprite)
         sprite->y2 += 10;
         if (sprite->y2 >= 0)
         {
-            PlaySE12WithPanning(SE_M_SKETCH, BattleAnimAdjustPanning(63));
+            PlaySE12WithPanning(SE_M_SKETCH, BattleAnimAdjustPanning(SOUND_PAN_TARGET));
             sprite->y2 = 0;
             sprite->data[0]++;
         }
@@ -5018,7 +5018,7 @@ static void AnimBlockX_Step(struct Sprite *sprite)
         sprite->y2 = -(gSineTable[sprite->data[1]] >> 3);
         if (sprite->data[1] > 0x7F)
         {
-            PlaySE12WithPanning(SE_M_SKETCH, BattleAnimAdjustPanning(63));
+            PlaySE12WithPanning(SE_M_SKETCH, BattleAnimAdjustPanning(SOUND_PAN_TARGET));
             sprite->data[1] = 0;
             sprite->y2 = 0;
             sprite->data[0]++;
@@ -5037,7 +5037,7 @@ static void AnimBlockX_Step(struct Sprite *sprite)
     case 3:
         if (++sprite->data[1] > 8)
         {
-            PlaySE12WithPanning(SE_M_LEER, BattleAnimAdjustPanning(63));
+            PlaySE12WithPanning(SE_M_LEER, BattleAnimAdjustPanning(SOUND_PAN_TARGET));
             sprite->data[1] = 0;
             sprite->data[0]++;
         }
@@ -5201,7 +5201,7 @@ void AnimTask_SnatchOpposingMonMove(u8 taskId)
 
         gTasks[taskId].data[1] &= 0xFF;
         x = gSprites[spriteId].x + gSprites[spriteId].x2;
-        if ((u16)(x + 32) > 304)
+        if (x < -32 || x > DISPLAY_WIDTH + 32)
         {
             gTasks[taskId].data[1] = 0;
             gTasks[taskId].data[0]++;
@@ -5284,7 +5284,7 @@ void AnimTask_SnatchOpposingMonMove(u8 taskId)
             }
         }
 
-        if ((u16)(x + 32) > 304)
+        if (x < -32 || x > DISPLAY_WIDTH + 32)
         {
             gTasks[taskId].data[1] = 0;
             gTasks[taskId].data[0]++;
@@ -5331,7 +5331,7 @@ static void AnimUnusedItemBagSteal(struct Sprite *sprite)
     case 0:
         if (gBattleAnimArgs[7] == -1)
         {
-            PlaySE12WithPanning(SE_M_VITAL_THROW, BattleAnimAdjustPanning(63));
+            PlaySE12WithPanning(SE_M_VITAL_THROW, BattleAnimAdjustPanning(SOUND_PAN_TARGET));
             sprite->y = GetBattlerSpriteCoord(gBattleAnimTarget, BATTLER_COORD_Y) + 16;
             sprite->data[0] = -32;
             sprite->data[7]++;
diff --git a/src/battle_anim_electric.c b/src/battle_anim_electric.c
index b4a950310f..aee824b39c 100644
--- a/src/battle_anim_electric.c
+++ b/src/battle_anim_electric.c
@@ -676,7 +676,7 @@ void AnimZapCannonSpark(struct Sprite *sprite)
     sprite->data[7] = gBattleAnimArgs[4];
     sprite->oam.tileNum += gBattleAnimArgs[6] * 4;
     sprite->callback = AnimZapCannonSpark_Step;
-    AnimZapCannonSpark_Step(sprite);
+    sprite->callback(sprite);
 }
 
 static void AnimZapCannonSpark_Step(struct Sprite *sprite)
@@ -1262,7 +1262,7 @@ void AnimTask_ShockWaveProgressingBolt(u8 taskId)
         task->data[4] = 7;
         task->data[5] = -1;
         task->data[11] = 12;
-        task->data[12] = BattleAnimAdjustPanning(task->data[11] - 76);
+        task->data[12] = BattleAnimAdjustPanning(SOUND_PAN_ATTACKER);
         task->data[13] = BattleAnimAdjustPanning(SOUND_PAN_TARGET);
         task->data[14] = task->data[12];
         task->data[15] = (task->data[13] - task->data[12]) / 3;
diff --git a/src/battle_anim_fight.c b/src/battle_anim_fight.c
index ca1a04402c..18034348fe 100644
--- a/src/battle_anim_fight.c
+++ b/src/battle_anim_fight.c
@@ -572,7 +572,7 @@ static void AnimFistOrFootRandomPos(struct Sprite *sprite)
 
     sprite->data[0] = gBattleAnimArgs[1];
     sprite->data[7] = CreateSprite(&gBasicHitSplatSpriteTemplate, sprite->x, sprite->y, sprite->subpriority + 1);
-    if (sprite->data[7] != 64)
+    if (sprite->data[7] != MAX_SPRITES)
     {
         StartSpriteAffineAnim(&gSprites[sprite->data[7]], 0);
         gSprites[sprite->data[7]].callback = SpriteCallbackDummy;
@@ -585,7 +585,7 @@ static void AnimFistOrFootRandomPos_Step(struct Sprite *sprite)
 {
     if (sprite->data[0] == 0)
     {
-        if (sprite->data[7] != 64)
+        if (sprite->data[7] != MAX_SPRITES)
         {
             FreeOamMatrix(gSprites[sprite->data[7]].oam.matrixNum);
             DestroySprite(&gSprites[sprite->data[7]]);
diff --git a/src/battle_anim_fire.c b/src/battle_anim_fire.c
index bfbc0a697b..8061da9bd2 100644
--- a/src/battle_anim_fire.c
+++ b/src/battle_anim_fire.c
@@ -1309,8 +1309,8 @@ void AnimTask_MoveHeatWaveTargets(u8 taskId)
 {
     struct Task *task = &gTasks[taskId];
 
-    task->data[12] = !GetBattlerSide(gBattleAnimAttacker) ? 1 : -1;
-    task->data[13] = IsBattlerSpriteVisible(gBattleAnimTarget ^ 2) + 1;
+    task->data[12] = GetBattlerSide(gBattleAnimAttacker) == B_SIDE_PLAYER ? 1 : -1;
+    task->data[13] = IsBattlerSpriteVisible(gBattleAnimTarget ^ BIT_FLANK) + 1;
     task->data[14] = GetAnimBattlerSpriteId(ANIM_TARGET);
     task->data[15] = GetAnimBattlerSpriteId(ANIM_DEF_PARTNER);
 
diff --git a/src/battle_anim_flying.c b/src/battle_anim_flying.c
index fb5f2a1bf9..8fdb316ec5 100644
--- a/src/battle_anim_flying.c
+++ b/src/battle_anim_flying.c
@@ -524,8 +524,8 @@ void AnimFlyBallAttack_Step(struct Sprite *sprite)
     }
 
     if (sprite->x + sprite->x2 < -32
-        || sprite->x + sprite->x2 > DISPLAY_WIDTH + 32
-        || sprite->y + sprite->y2 > DISPLAY_HEIGHT)
+     || sprite->x + sprite->x2 > DISPLAY_WIDTH + 32
+     || sprite->y + sprite->y2 > DISPLAY_HEIGHT)
     {
         gSprites[GetAnimBattlerSpriteId(ANIM_ATTACKER)].invisible = sprite->data[5];
         DestroyAnimSprite(sprite);
@@ -1211,8 +1211,8 @@ void AnimSkyAttackBird_Step(struct Sprite *sprite)
     sprite->x = sprite->data[4] >> 4;
     sprite->y = sprite->data[5] >> 4;
 
-    if (sprite->x > 285 || sprite->x < -45
-        || sprite->y > 157 || sprite->y < -45)
+    if (sprite->x > DISPLAY_WIDTH + 45 || sprite->x < -45
+     || sprite->y > 157 || sprite->y < -45)
         DestroySpriteAndMatrix(sprite);
 }
 
diff --git a/src/battle_anim_ice.c b/src/battle_anim_ice.c
index e4a7805a85..22bfddee20 100644
--- a/src/battle_anim_ice.c
+++ b/src/battle_anim_ice.c
@@ -41,7 +41,7 @@ static void AnimThrowIceBall(struct Sprite *);
 static void InitIceBallParticle(struct Sprite *);
 static void AnimIceBallParticle(struct Sprite *);
 static void AnimTask_HazeScrollingFog_Step(u8);
-static void AnimTask_LoadMistTiles_Step(u8);
+static void AnimTask_MistBallFog_Step(u8);
 static void AnimTask_Hail2(u8);
 static bool8 GenerateHailParticle(u8 hailStructId, u8 affineAnimNum, u8 taskId, u8 c);
 static void AvalancheAnim_Step(struct Sprite *sprite);
@@ -351,7 +351,7 @@ const struct SpriteTemplate gMistBallSpriteTemplate =
     .callback = AnimThrowMistBall,
 };
 
-static const u8 wMistBlendAmounts[] =
+static const u8 sMistBlendAmounts[] =
 {
     0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 5,
 };
@@ -779,7 +779,8 @@ static void AnimSwirlingSnowball(struct Sprite *sprite)
         sprite->data[0] = 1;
         AnimFastTranslateLinear(sprite);
 
-        if ((u32)(sprite->x + sprite->x2 + 16) > DISPLAY_WIDTH + 32
+        if (sprite->x + sprite->x2 > DISPLAY_WIDTH + 16
+         || sprite->x + sprite->x2 < -16
          || sprite->y + sprite->y2 > DISPLAY_HEIGHT
          || sprite->y + sprite->y2 < -16)
             break;
@@ -845,7 +846,8 @@ static void AnimSwirlingSnowball_End(struct Sprite *sprite)
     sprite->data[0] = 1;
     AnimFastTranslateLinear(sprite);
 
-    if ((u32)(sprite->x + sprite->x2 + 16) > DISPLAY_WIDTH + 32
+    if (sprite->x + sprite->x2 > 256
+     || sprite->x + sprite->x2 < -16
      || sprite->y + sprite->y2 > 256
      || sprite->y + sprite->y2 < -16)
         DestroyAnimSprite(sprite);
@@ -899,7 +901,8 @@ void AnimMoveParticleBeyondTarget(struct Sprite *sprite)
     {
         sprite->data[0] = 1;
         AnimFastTranslateLinear(sprite);
-        if ((u32)(sprite->x + sprite->x2 + 16) > DISPLAY_WIDTH + 32
+        if (sprite->x + sprite->x2 > DISPLAY_WIDTH + 16
+         || sprite->x + sprite->x2 < -16
          || sprite->y + sprite->y2 > DISPLAY_HEIGHT
          || sprite->y + sprite->y2 < -16)
             break;
@@ -929,7 +932,8 @@ static void AnimWiggleParticleTowardsTarget(struct Sprite *sprite)
     sprite->data[7] = (sprite->data[7] + sprite->data[6]) & 0xFF;
     if (sprite->data[0] == 1)
     {
-        if ((u32)(sprite->x + sprite->x2 + 16) > DISPLAY_WIDTH + 32
+        if (sprite->x + sprite->x2 > DISPLAY_WIDTH + 16
+         || sprite->x + sprite->x2 < -16
          || sprite->y + sprite->y2 > DISPLAY_HEIGHT
          || sprite->y + sprite->y2 < -16)
             DestroyAnimSprite(sprite);
@@ -1169,7 +1173,7 @@ void AnimThrowMistBall(struct Sprite *sprite)
 }
 
 // Displays misty background in Mist Ball.
-void AnimTask_LoadMistTiles(u8 taskId)
+void AnimTask_MistBallFog(u8 taskId)
 {
     struct BattleAnimBgData animBg;
 
@@ -1192,10 +1196,10 @@ void AnimTask_LoadMistTiles(u8 taskId)
     LoadPalette(&gFogPalette, animBg.paletteId * 16, 32);
 
     gTasks[taskId].data[15] = -1;
-    gTasks[taskId].func = AnimTask_LoadMistTiles_Step;
+    gTasks[taskId].func = AnimTask_MistBallFog_Step;
 }
 
-static void AnimTask_LoadMistTiles_Step(u8 taskId)
+static void AnimTask_MistBallFog_Step(u8 taskId)
 {
     struct BattleAnimBgData animBg;
 
@@ -1206,7 +1210,7 @@ static void AnimTask_LoadMistTiles_Step(u8 taskId)
     {
     case 0:
         gTasks[taskId].data[9] += 1;
-        gTasks[taskId].data[11] = wMistBlendAmounts[gTasks[taskId].data[9]];
+        gTasks[taskId].data[11] = sMistBlendAmounts[gTasks[taskId].data[9]];
         SetGpuReg(REG_OFFSET_BLDALPHA, BLDALPHA_BLEND(gTasks[taskId].data[11], 17 - gTasks[taskId].data[11]));
         if (gTasks[taskId].data[11] == 5)
         {
@@ -1493,14 +1497,14 @@ static bool8 GenerateHailParticle(u8 hailStructId, u8 affineAnimNum, u8 taskId,
         }
         else
         {
-            battlerX = (sHailCoordData[hailStructId].x);
-            battlerY = (sHailCoordData[hailStructId].y);
+            battlerX = sHailCoordData[hailStructId].x;
+            battlerY = sHailCoordData[hailStructId].y;
         }
     }
     else
     {
-        battlerX = (sHailCoordData[hailStructId].x);
-        battlerY = (sHailCoordData[hailStructId].y);
+        battlerX = sHailCoordData[hailStructId].x;
+        battlerY = sHailCoordData[hailStructId].y;
     }
     spriteX = battlerX - ((battlerY + 8) / 2);
     id = CreateSprite(&gHailParticleSpriteTemplate, spriteX, -8, 18);
diff --git a/src/battle_anim_mon_movement.c b/src/battle_anim_mon_movement.c
index ba4ede0171..91798463bd 100644
--- a/src/battle_anim_mon_movement.c
+++ b/src/battle_anim_mon_movement.c
@@ -5,7 +5,6 @@
 #include "task.h"
 #include "trig.h"
 
-// This file's functions.
 static void AnimTask_ShakeMon_Step(u8 taskId);
 static void AnimTask_ShakeMon2_Step(u8 taskId);
 static void AnimTask_ShakeMonInPlace_Step(u8 taskId);
@@ -109,7 +108,7 @@ void AnimTask_ShakeMon(u8 taskId)
     gTasks[taskId].data[4] = gBattleAnimArgs[1];
     gTasks[taskId].data[5] = gBattleAnimArgs[2];
     gTasks[taskId].func = AnimTask_ShakeMon_Step;
-    AnimTask_ShakeMon_Step(taskId);
+    gTasks[taskId].func(taskId);
 }
 
 static void AnimTask_ShakeMon_Step(u8 taskId)
@@ -157,17 +156,14 @@ static void AnimTask_ShakeMon_Step(u8 taskId)
 void AnimTask_ShakeMon2(u8 taskId)
 {
     u8 spriteId;
-    bool8 destroy = FALSE;
+    bool8 abort = FALSE;
     u8 battlerId;
 
     if (gBattleAnimArgs[0] < MAX_BATTLERS_COUNT)
     {
         spriteId = GetAnimBattlerSpriteId(gBattleAnimArgs[0]);
         if (spriteId == SPRITE_NONE)
-        {
-            DestroyAnimVisualTask(taskId);
-            return;
-        }
+            abort = TRUE;
     }
     else if (gBattleAnimArgs[0] != 8)
     {
@@ -189,7 +185,7 @@ void AnimTask_ShakeMon2(u8 taskId)
         }
 
         if (IsBattlerSpriteVisible(battlerId) == FALSE)
-            destroy = TRUE;
+            abort = TRUE;
 
         spriteId = gBattlerSpriteIds[battlerId];
     }
@@ -198,7 +194,7 @@ void AnimTask_ShakeMon2(u8 taskId)
         spriteId = gBattlerSpriteIds[gBattleAnimAttacker];
     }
 
-    if (destroy)
+    if (abort)
     {
         DestroyAnimVisualTask(taskId);
         return;
@@ -340,10 +336,8 @@ void AnimTask_ShakeAndSinkMon(u8 taskId)
 
 static void AnimTask_ShakeAndSinkMon_Step(u8 taskId)
 {
-    s16 x;
-    u8 spriteId;
-    spriteId = gTasks[taskId].data[0];
-    x = gTasks[taskId].data[1];
+    u8 spriteId = gTasks[taskId].data[0];
+    s16 x = gTasks[taskId].data[1];
     if (gTasks[taskId].data[2] == gTasks[taskId].data[8]++)
     {
         gTasks[taskId].data[8] = 0;
@@ -373,11 +367,8 @@ static void AnimTask_ShakeAndSinkMon_Step(u8 taskId)
 void AnimTask_TranslateMonElliptical(u8 taskId)
 {
     u8 i;
-    u8 spriteId;
-    u8 wavePeriod;
-
-    wavePeriod = 1;
-    spriteId = GetAnimBattlerSpriteId(gBattleAnimArgs[0]);
+    u8 wavePeriod = 1;
+    u8 spriteId = GetAnimBattlerSpriteId(gBattleAnimArgs[0]);
     if (gBattleAnimArgs[4] > 5)
         gBattleAnimArgs[4] = 5;
 
@@ -750,7 +741,7 @@ static void AnimTask_SlideOffScreen_Step(u8 taskId)
 {
     u8 spriteId = gTasks[taskId].data[0];
     gSprites[spriteId].x2 += gTasks[taskId].data[1];
-    if (gSprites[spriteId].x2 + gSprites[spriteId].x + 0x20 > 0x130u)
+    if (gSprites[spriteId].x2 + gSprites[spriteId].x < -32 || gSprites[spriteId].x2 + gSprites[spriteId].x > DISPLAY_WIDTH + 32)
     {
         DestroyAnimVisualTask(taskId);
         return;
@@ -844,8 +835,7 @@ static void AnimTask_SwayMonStep(u8 taskId)
 // arg 4: sprite object mode
 void AnimTask_ScaleMonAndRestore(u8 taskId)
 {
-    u8 spriteId;
-    spriteId = GetAnimBattlerSpriteId(gBattleAnimArgs[3]);
+    u8 spriteId = GetAnimBattlerSpriteId(gBattleAnimArgs[3]);
     PrepareBattlerSpriteForRotScale(spriteId, gBattleAnimArgs[4]);
     gTasks[taskId].data[0] = gBattleAnimArgs[0];
     gTasks[taskId].data[1] = gBattleAnimArgs[1];
@@ -906,7 +896,7 @@ void AnimTask_RotateMonSpriteToSide(u8 taskId)
     }
     else
     {
-        if (gBattleAnimArgs[2] == 0)
+        if (gBattleAnimArgs[2] == ANIM_ATTACKER)
         {
             gTasks[taskId].data[7] = !GetBattlerSide(gBattleAnimAttacker);
         }
@@ -929,8 +919,7 @@ void AnimTask_RotateMonSpriteToSide(u8 taskId)
 // Rotates mon to side and back to original position. For Peck and when a held item activates
 void AnimTask_RotateMonToSideAndRestore(u8 taskId)
 {
-    u8 spriteId;
-    spriteId = GetAnimBattlerSpriteId(gBattleAnimArgs[2]);
+    u8 spriteId = GetAnimBattlerSpriteId(gBattleAnimArgs[2]);
     PrepareBattlerSpriteForRotScale(spriteId, ST_OAM_OBJ_NORMAL);
     gTasks[taskId].data[1] = 0;
     gTasks[taskId].data[2] = gBattleAnimArgs[0];
diff --git a/src/battle_anim_mons.c b/src/battle_anim_mons.c
index b7c440c9eb..659c088b26 100644
--- a/src/battle_anim_mons.c
+++ b/src/battle_anim_mons.c
@@ -90,7 +90,7 @@ static const u8 sCastformBackSpriteYCoords[NUM_CASTFORM_FORMS] =
 #define TAG_MOVE_EFFECT_MON_1 55125
 #define TAG_MOVE_EFFECT_MON_2 55126
 
-static const struct SpriteTemplate sSpriteTemplate_MoveEffectMons[] =
+static const struct SpriteTemplate sSpriteTemplates_MoveEffectMons[] =
 {
     {
         .tileTag = TAG_MOVE_EFFECT_MON_1,
@@ -112,7 +112,7 @@ static const struct SpriteTemplate sSpriteTemplate_MoveEffectMons[] =
     }
 };
 
-static const struct SpriteSheet sSpriteSheet_MoveEffectMons[] =
+static const struct SpriteSheet sSpriteSheets_MoveEffectMons[] =
 {
     { gMiscBlank_Gfx, MON_PIC_SIZE, TAG_MOVE_EFFECT_MON_1, },
     { gMiscBlank_Gfx, MON_PIC_SIZE, TAG_MOVE_EFFECT_MON_2, },
@@ -439,7 +439,7 @@ void SetCallbackToStoredInData6(struct Sprite *sprite)
 #define sAmplitudeX sAmplitude
 #define sAmplitudeY data[4]
 
-// TranslateSpriteInWavePattern
+// TranslateSpriteInLissajousCurve
 #define sCirclePosX   sCirclePos
 #define sCircleSpeedX sCircleSpeed
 #define sCirclePosY   data[4]
@@ -486,7 +486,7 @@ void TranslateSpriteInGrowingCircle(struct Sprite *sprite)
 
 // Unused
 // Exact shape depends on arguments. Can move in a figure-8-like pattern, or circular, etc.
-static void TranslateSpriteInWavePattern(struct Sprite *sprite)
+static void TranslateSpriteInLissajousCurve(struct Sprite *sprite)
 {
     if (sprite->sDuration)
     {
@@ -1549,13 +1549,13 @@ u32 GetBattleMonSpritePalettesMask(u8 playerLeft, u8 playerRight, u8 opponentLef
     return selectedPalettes;
 }
 
-// Presumably something commented here, just returns arg
-u8 AnimDummyReturnArg(u8 battler)
+u8 GetSpritePalIdxByBattler(u8 battler)
 {
     return battler;
 }
 
-static u8 GetBattlerAtPosition_(u8 position)
+// Unused
+static u8 GetSpritePalIdxByPosition(u8 position)
 {
     return GetBattlerAtPosition(position);
 }
@@ -1597,20 +1597,20 @@ void AnimSpriteOnMonPos(struct Sprite *sprite)
 // arg 5: lower 8 bits = location on attacking mon, upper 8 bits = location on target mon pick to target
 void TranslateAnimSpriteToTargetMonLocation(struct Sprite *sprite)
 {
-    bool8 v1;
+    bool8 respectMonPicOffsets;
     u8 coordType;
 
     if (!(gBattleAnimArgs[5] & 0xff00))
-        v1 = TRUE;
+        respectMonPicOffsets = TRUE;
     else
-        v1 = FALSE;
+        respectMonPicOffsets = FALSE;
 
     if (!(gBattleAnimArgs[5] & 0xff))
         coordType = BATTLER_COORD_Y_PIC_OFFSET;
     else
         coordType = BATTLER_COORD_Y;
 
-    InitSpritePosToAnimAttacker(sprite, v1);
+    InitSpritePosToAnimAttacker(sprite, respectMonPicOffsets);
     if (GetBattlerSide(gBattleAnimAttacker) != B_SIDE_PLAYER)
         gBattleAnimArgs[2] = -gBattleAnimArgs[2];
 
@@ -2142,8 +2142,8 @@ u8 GetBattlerSpriteBGPriorityRank(u8 battlerId)
 u8 CreateAdditionalMonSpriteForMoveAnim(u16 species, bool8 isBackpic, u8 id, s16 x, s16 y, u8 subpriority, u32 personality, u32 trainerId, u32 battlerId)
 {
     u8 spriteId;
-    u16 sheet = LoadSpriteSheet(&sSpriteSheet_MoveEffectMons[id]);
-    u16 palette = AllocSpritePalette(sSpriteTemplate_MoveEffectMons[id].paletteTag);
+    u16 sheet = LoadSpriteSheet(&sSpriteSheets_MoveEffectMons[id]);
+    u16 palette = AllocSpritePalette(sSpriteTemplates_MoveEffectMons[id].paletteTag);
 
     if (gMonSpritesGfxPtr != NULL && gMonSpritesGfxPtr->buffer == NULL)
         gMonSpritesGfxPtr->buffer = AllocZeroed(0x2000);
@@ -2168,9 +2168,9 @@ u8 CreateAdditionalMonSpriteForMoveAnim(u16 species, bool8 isBackpic, u8 id, s16
     FREE_AND_SET_NULL(gMonSpritesGfxPtr->buffer);
 
     if (!isBackpic)
-        spriteId = CreateSprite(&sSpriteTemplate_MoveEffectMons[id], x, y + gMonFrontPicCoords[species].y_offset, subpriority);
+        spriteId = CreateSprite(&sSpriteTemplates_MoveEffectMons[id], x, y + gMonFrontPicCoords[species].y_offset, subpriority);
     else
-        spriteId = CreateSprite(&sSpriteTemplate_MoveEffectMons[id], x, y + gMonBackPicCoords[species].y_offset, subpriority);
+        spriteId = CreateSprite(&sSpriteTemplates_MoveEffectMons[id], x, y + gMonBackPicCoords[species].y_offset, subpriority);
 
     if (IsContest())
     {
diff --git a/src/battle_anim_psychic.c b/src/battle_anim_psychic.c
index 51b535af99..c96ae31756 100644
--- a/src/battle_anim_psychic.c
+++ b/src/battle_anim_psychic.c
@@ -935,7 +935,7 @@ static void AnimTask_ImprisonOrbs_Step(u8 taskId)
         {
             for (i = 8; i < 13; i++)
             {
-                if (task->data[i] != 64)
+                if (task->data[i] != MAX_SPRITES)
                     DestroySprite(&gSprites[task->data[i]]);
             }
 
@@ -1114,12 +1114,10 @@ void AnimTask_ExtrasensoryDistortion(u8 taskId)
         scanlineParams.dmaDest = &REG_BG2HOFS;
     }
 
-    i = task->data[14];
-    while (i <= task->data[14] + 64)
+    for (i = task->data[14]; i <= task->data[14] + 64; i++)
     {
         gScanlineEffectRegBuffers[0][i] = task->data[10];
         gScanlineEffectRegBuffers[1][i] = task->data[10];
-        i++;
     }
 
     scanlineParams.dmaControl = SCANLINE_EFFECT_DMACNT_16BIT;
@@ -1254,7 +1252,7 @@ void AnimPsychoBoost(struct Sprite *sprite)
     case 1:
         if (sprite->affineAnimEnded)
         {
-            PlaySE12WithPanning(SE_M_TELEPORT, BattleAnimAdjustPanning(-64));
+            PlaySE12WithPanning(SE_M_TELEPORT, BattleAnimAdjustPanning(SOUND_PAN_ATTACKER));
             ChangeSpriteAffineAnim(sprite, 1);
             sprite->data[0]++;
         }
diff --git a/src/battle_anim_rock.c b/src/battle_anim_rock.c
index d3ae318df5..e1a90b1948 100644
--- a/src/battle_anim_rock.c
+++ b/src/battle_anim_rock.c
@@ -692,8 +692,8 @@ void AnimTask_Rollout(u8 taskId)
     task->data[6] = 0;
     task->data[7] = 0;
 
-    pan1 = BattleAnimAdjustPanning(-64);
-    pan2 = BattleAnimAdjustPanning(63);
+    pan1 = BattleAnimAdjustPanning(SOUND_PAN_ATTACKER);
+    pan2 = BattleAnimAdjustPanning(SOUND_PAN_TARGET);
 
     task->data[13] = pan1;
     task->data[14] = (pan2 - pan1) / task->data[8];
diff --git a/src/battle_anim_sound_tasks.c b/src/battle_anim_sound_tasks.c
index 8f47864b18..d96a4cea46 100644
--- a/src/battle_anim_sound_tasks.c
+++ b/src/battle_anim_sound_tasks.c
@@ -104,7 +104,7 @@ void SoundTask_LoopSEAdjustPanning(u8 taskId)
     gTasks[taskId].data[12] = r9;
 
     gTasks[taskId].func = SoundTask_LoopSEAdjustPanning_Step;
-    SoundTask_LoopSEAdjustPanning_Step(taskId);
+    gTasks[taskId].func(taskId);
 }
 
 static void SoundTask_LoopSEAdjustPanning_Step(u8 taskId)
@@ -389,7 +389,7 @@ void SoundTask_AdjustPanningVar(u8 taskId)
     gTasks[taskId].data[11] = sourcePan;
 
     gTasks[taskId].func = SoundTask_AdjustPanningVar_Step;
-    SoundTask_AdjustPanningVar_Step(taskId);
+    gTasks[taskId].func(taskId);
 }
 
 static void SoundTask_AdjustPanningVar_Step(u8 taskId)
diff --git a/src/battle_anim_throw.c b/src/battle_anim_throw.c
index 9226a9dab8..e3e8f9ac1a 100755
--- a/src/battle_anim_throw.c
+++ b/src/battle_anim_throw.c
@@ -768,8 +768,8 @@ static void LoadHealthboxPalsForLevelUp(u8 *paletteId1, u8 *paletteId2, u8 battl
     healthBoxSpriteId = gHealthboxSpriteIds[battler];
     spriteId1 = gSprites[healthBoxSpriteId].oam.affineParam;
     spriteId2 = gSprites[healthBoxSpriteId].data[5];
-    *paletteId1 = AllocSpritePalette(0xD709);
-    *paletteId2 = AllocSpritePalette(0xD70A);
+    *paletteId1 = AllocSpritePalette(TAG_HEALTHBOX_PALS_1);
+    *paletteId2 = AllocSpritePalette(TAG_HEALTHBOX_PALS_2);
 
     offset1 = (gSprites[healthBoxSpriteId].oam.paletteNum * 16) + 0x100;
     offset2 = (gSprites[spriteId2].oam.paletteNum * 16) + 0x100;
@@ -798,10 +798,10 @@ static void FreeHealthboxPalsForLevelUp(u8 battler)
     spriteId1 = gSprites[healthBoxSpriteId].oam.affineParam;
     spriteId2 = gSprites[healthBoxSpriteId].data[5];
 
-    FreeSpritePaletteByTag(0xD709);
-    FreeSpritePaletteByTag(0xD70A);
-    paletteId1 = IndexOfSpritePaletteTag(0xD6FF);
-    paletteId2 = IndexOfSpritePaletteTag(0xD704);
+    FreeSpritePaletteByTag(TAG_HEALTHBOX_PALS_1);
+    FreeSpritePaletteByTag(TAG_HEALTHBOX_PALS_2);
+    paletteId1 = IndexOfSpritePaletteTag(TAG_HEALTHBOX_PAL);
+    paletteId2 = IndexOfSpritePaletteTag(TAG_HEALTHBAR_PAL);
     gSprites[healthBoxSpriteId].oam.paletteNum = paletteId1;
     gSprites[spriteId1].oam.paletteNum = paletteId1;
     gSprites[spriteId2].oam.paletteNum = paletteId2;
@@ -829,7 +829,7 @@ static void AnimTask_FlashHealthboxOnLevelUp_Step(u8 taskId)
     if (gTasks[taskId].data[0]++ >= gTasks[taskId].data[11])
     {
         gTasks[taskId].data[0] = 0;
-        paletteNum = IndexOfSpritePaletteTag(0xD709);
+        paletteNum = IndexOfSpritePaletteTag(TAG_HEALTHBOX_PALS_1);
         colorOffset = gTasks[taskId].data[10] == 0 ? 6 : 2;
         switch (gTasks[taskId].data[1])
         {
diff --git a/src/battle_anim_utility_funcs.c b/src/battle_anim_utility_funcs.c
index 1462807a3e..096912c3b6 100644
--- a/src/battle_anim_utility_funcs.c
+++ b/src/battle_anim_utility_funcs.c
@@ -97,7 +97,7 @@ void AnimTask_BlendBattleAnimPalExclude(u8 taskId)
     for (battler = 0; battler < MAX_BATTLERS_COUNT; battler++)
     {
         if (battler != animBattlers[0] && battler != animBattlers[1] && IsBattlerSpriteVisible(battler))
-            selectedPalettes |= 0x10000 << AnimDummyReturnArg(battler);
+            selectedPalettes |= 0x10000 << GetSpritePalIdxByBattler(battler);
     }
 
     StartBlendAnimSpriteColor(taskId, selectedPalettes);
@@ -536,9 +536,9 @@ static void StatsChangeAnimation_Step2(u8 taskId)
     gTasks[taskId].func = StatsChangeAnimation_Step3;
 
     if (sAnimStatsChangeData->data[0] == 0)
-        PlaySE12WithPanning(SE_M_STAT_INCREASE, BattleAnimAdjustPanning2(-64));
+        PlaySE12WithPanning(SE_M_STAT_INCREASE, BattleAnimAdjustPanning2(SOUND_PAN_ATTACKER));
     else
-        PlaySE12WithPanning(SE_M_STAT_DECREASE, BattleAnimAdjustPanning2(-64));
+        PlaySE12WithPanning(SE_M_STAT_DECREASE, BattleAnimAdjustPanning2(SOUND_PAN_ATTACKER));
 }
 
 static void StatsChangeAnimation_Step3(u8 taskId)
diff --git a/src/battle_util.c b/src/battle_util.c
index f38d80a69c..c92d3690fc 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -8135,7 +8135,7 @@ static u16 CalcMoveBasePower(u16 move, u8 battlerAtk, u8 battlerDef)
         basePower = 10 * (gBattleMons[battlerAtk].friendship) / 25;
         break;
     case EFFECT_FRUSTRATION:
-        basePower = 10 * (255 - gBattleMons[battlerAtk].friendship) / 25;
+        basePower = 10 * (MAX_FRIENDSHIP - gBattleMons[battlerAtk].friendship) / 25;
         break;
     case EFFECT_FURY_CUTTER:
         for (i = 1; i < gDisableStructs[battlerAtk].furyCutterCounter; i++)
diff --git a/src/field_poison.c b/src/field_poison.c
index e29e1ac988..fcb47acdb8 100644
--- a/src/field_poison.c
+++ b/src/field_poison.c
@@ -67,40 +67,40 @@ static void Task_TryFieldPoisonWhiteOut(u8 taskId)
     s16 *data = gTasks[taskId].data;
     switch (tState)
     {
-        case 0:
-            for (; tPartyIdx < PARTY_SIZE; tPartyIdx++)
+    case 0:
+        for (; tPartyIdx < PARTY_SIZE; tPartyIdx++)
+        {
+            if (MonFaintedFromPoison(tPartyIdx))
             {
-                if (MonFaintedFromPoison(tPartyIdx))
-                {
-                    FaintFromFieldPoison(tPartyIdx);
-                    ShowFieldMessage(gText_PkmnFainted_FldPsn);
-                    tState++;
-                    return;
-                }
-            }
-            tState = 2; // Finished checking party
-            break;
-        case 1:
-            // Wait for "{mon} fainted" message, then return to party loop
-            if (IsFieldMessageBoxHidden())
-                tState--;
-            break;
-        case 2:
-            if (AllMonsFainted())
-            {
-                // Battle facilities have their own white out script to handle the challenge loss
-                if (InBattlePyramid() | InBattlePike() || InTrainerHillChallenge())
-                    gSpecialVar_Result = FLDPSN_FRONTIER_WHITEOUT;
-                else
-                    gSpecialVar_Result = FLDPSN_WHITEOUT;
+                FaintFromFieldPoison(tPartyIdx);
+                ShowFieldMessage(gText_PkmnFainted_FldPsn);
+                tState++;
+                return;
             }
+        }
+        tState = 2; // Finished checking party
+        break;
+    case 1:
+        // Wait for "{mon} fainted" message, then return to party loop
+        if (IsFieldMessageBoxHidden())
+            tState--;
+        break;
+    case 2:
+        if (AllMonsFainted())
+        {
+            // Battle facilities have their own white out script to handle the challenge loss
+            if (InBattlePyramid() | InBattlePike() || InTrainerHillChallenge())
+                gSpecialVar_Result = FLDPSN_FRONTIER_WHITEOUT;
             else
-            {
-                gSpecialVar_Result = FLDPSN_NO_WHITEOUT;
-            }
-            ScriptContext_Enable();
-            DestroyTask(taskId);
-            break;
+                gSpecialVar_Result = FLDPSN_WHITEOUT;
+        }
+        else
+        {
+            gSpecialVar_Result = FLDPSN_NO_WHITEOUT;
+        }
+        ScriptContext_Enable();
+        DestroyTask(taskId);
+        break;
     }
 }
 
diff --git a/src/field_specials.c b/src/field_specials.c
index 7931a5029a..11f4074448 100644
--- a/src/field_specials.c
+++ b/src/field_specials.c
@@ -869,7 +869,7 @@ static void PetalburgGymSetDoorMetatiles(u8 roomNumber, u16 metatileId)
     for (i = 0; i < nDoors; i++)
     {
         MapGridSetMetatileIdAt(doorCoordsX[i] + MAP_OFFSET, doorCoordsY[i] + MAP_OFFSET, metatileId | MAPGRID_COLLISION_MASK);
-        MapGridSetMetatileIdAt(doorCoordsX[i] + MAP_OFFSET, doorCoordsY[i] + MAP_OFFSET + 1, (metatileId + 8) | MAPGRID_COLLISION_MASK);
+        MapGridSetMetatileIdAt(doorCoordsX[i] + MAP_OFFSET, doorCoordsY[i] + MAP_OFFSET + 1, (metatileId + METATILE_ROW_WIDTH) | MAPGRID_COLLISION_MASK);
     }
     DrawWholeMapView();
 }
diff --git a/src/overworld.c b/src/overworld.c
index 5bf7262dcb..5f9111e4c9 100644
--- a/src/overworld.c
+++ b/src/overworld.c
@@ -2525,8 +2525,7 @@ static u16 KeyInterCB_Idle(u32 key)
     return LINK_KEY_CODE_EMPTY;
 }
 
-// Ignore the player's inputs as long as there is an event script
-// in ScriptContext2.
+// Ignore the player's inputs as long as there is an event script being executed.
 static u16 KeyInterCB_DeferToEventScript(u32 key)
 {
     u16 retVal;
diff --git a/src/pokemon.c b/src/pokemon.c
index 92bd923f08..79d82eed4a 100644
--- a/src/pokemon.c
+++ b/src/pokemon.c
@@ -7793,7 +7793,7 @@ const u8 *GetTrainerPartnerName(void)
 }
 
 #define READ_PTR_FROM_TASK(taskId, dataId)                      \
-    (void *)(                                                    \
+    (void *)(                                                   \
     ((u16)(gTasks[taskId].data[dataId]) |                       \
     ((u16)(gTasks[taskId].data[dataId + 1]) << 16)))