diff --git a/include/battle.h b/include/battle.h
index 9e7c4945dc..4620112194 100644
--- a/include/battle.h
+++ b/include/battle.h
@@ -148,27 +148,19 @@ struct ProtectStruct
     u32 helpingHand:1;
     u32 bounceMove:1;
     u32 stealMove:1;
-    u32 prlzImmobility:1;
+    u32 nonVolatileStatusImmobility:1;
     u32 confusionSelfDmg:1;
     u32 targetAffected:1;
     u32 chargingTurn:1;
     u32 fleeType:2; // 0: Normal, 1: FLEE_ITEM, 2: FLEE_ABILITY
-    u32 usedImprisonedMove:1;
-    u32 loveImmobility:1;
-    u32 usedDisabledMove:1;
-    u32 usedTauntedMove:1;
-    u32 flag2Unknown:1; // Only set to 0 once. Checked in 'WasUnableToUseMove' function.
-    u32 flinchImmobility:1;
+    u32 unableToUseMove:1; // Not to be confused with HITMARKER_UNABLE_TO_USE_MOVE (It is questionable though if there is a difference. Needs further research)
     u32 notFirstStrike:1;
     u32 palaceUnableToUseMove:1;
-    u32 usedHealBlockedMove:1;
-    u32 usedGravityPreventedMove:1;
     u32 powderSelfDmg:1;
-    u32 usedThroatChopPreventedMove:1;
     u32 statRaised:1;
     u32 usedCustapBerry:1;    // also quick claw
     u32 touchedProtectLike:1;
-    u32 unused:1;
+    u32 unused:9;
     // End of 32-bit bitfield
     u16 disableEjectPack:1;
     u16 statFell:1;
diff --git a/src/battle_main.c b/src/battle_main.c
index 93729410cd..c220b37c4b 100644
--- a/src/battle_main.c
+++ b/src/battle_main.c
@@ -3283,21 +3283,13 @@ const u8* FaintClearSetData(u32 battler)
     gProtectStructs[battler].helpingHand = FALSE;
     gProtectStructs[battler].bounceMove = FALSE;
     gProtectStructs[battler].stealMove = FALSE;
-    gProtectStructs[battler].prlzImmobility = FALSE;
+    gProtectStructs[battler].nonVolatileStatusImmobility = FALSE;
+    gProtectStructs[battler].unableToUseMove = FALSE;
     gProtectStructs[battler].confusionSelfDmg = FALSE;
     gProtectStructs[battler].targetAffected = FALSE;
     gProtectStructs[battler].chargingTurn = FALSE;
     gProtectStructs[battler].fleeType = 0;
-    gProtectStructs[battler].usedImprisonedMove = FALSE;
-    gProtectStructs[battler].loveImmobility = FALSE;
-    gProtectStructs[battler].usedDisabledMove = FALSE;
-    gProtectStructs[battler].usedTauntedMove = FALSE;
-    gProtectStructs[battler].flag2Unknown = FALSE;
-    gProtectStructs[battler].flinchImmobility = FALSE;
     gProtectStructs[battler].notFirstStrike = FALSE;
-    gProtectStructs[battler].usedHealBlockedMove = FALSE;
-    gProtectStructs[battler].usedGravityPreventedMove = FALSE;
-    gProtectStructs[battler].usedThroatChopPreventedMove = FALSE;
     gProtectStructs[battler].statRaised = FALSE;
     gProtectStructs[battler].statFell = FALSE;
     gProtectStructs[battler].pranksterElevated = FALSE;
diff --git a/src/battle_script_commands.c b/src/battle_script_commands.c
index dcf4dbb8cc..3704eb1b01 100644
--- a/src/battle_script_commands.c
+++ b/src/battle_script_commands.c
@@ -6820,7 +6820,7 @@ static void Cmd_moveend(void)
         case MOVEEND_UPDATE_LAST_MOVES:
             if ((gBattleStruct->moveResultFlags[gBattlerTarget] & (MOVE_RESULT_FAILED | MOVE_RESULT_DOESNT_AFFECT_FOE))
              || (gBattleMons[gBattlerAttacker].status2 & (STATUS2_FLINCHED))
-             || gProtectStructs[gBattlerAttacker].prlzImmobility)
+             || gProtectStructs[gBattlerAttacker].nonVolatileStatusImmobility)
                 gBattleStruct->battlerState[gBattlerAttacker].lastMoveFailed = TRUE;
             else
                 gBattleStruct->battlerState[gBattlerAttacker].lastMoveFailed = FALSE;
diff --git a/src/battle_util.c b/src/battle_util.c
index 0093550a47..adc6ac182d 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -1081,21 +1081,12 @@ const u8* CancelMultiTurnMoves(u32 battler)
 
 bool32 WasUnableToUseMove(u32 battler)
 {
-    if (gProtectStructs[battler].prlzImmobility
-        || gProtectStructs[battler].usedImprisonedMove
-        || gProtectStructs[battler].loveImmobility
-        || gProtectStructs[battler].usedDisabledMove
-        || gProtectStructs[battler].usedTauntedMove
-        || gProtectStructs[battler].usedGravityPreventedMove
-        || gProtectStructs[battler].usedHealBlockedMove
-        || gProtectStructs[battler].flag2Unknown
-        || gProtectStructs[battler].flinchImmobility
-        || gProtectStructs[battler].confusionSelfDmg
-        || gProtectStructs[battler].powderSelfDmg
-        || gProtectStructs[battler].usedThroatChopPreventedMove)
+    if (gProtectStructs[battler].nonVolatileStatusImmobility
+     || gProtectStructs[battler].unableToUseMove
+     || gProtectStructs[battler].powderSelfDmg
+     || gProtectStructs[battler].confusionSelfDmg)
         return TRUE;
-    else
-        return FALSE;
+    return FALSE;
 }
 
 void PrepareStringBattle(u16 stringId, u32 battler)
@@ -3223,6 +3214,7 @@ static void CancellerAsleep(u32 *effect)
                 u32 moveEffect = GetMoveEffect(gChosenMove);
                 if (moveEffect != EFFECT_SNORE && moveEffect != EFFECT_SLEEP_TALK)
                 {
+                    gProtectStructs[gBattlerAttacker].nonVolatileStatusImmobility = TRUE;
                     gBattlescriptCurrInstr = BattleScript_MoveUsedIsAsleep;
                     gHitMarker |= HITMARKER_UNABLE_TO_USE_MOVE;
                     *effect = 2;
@@ -3247,6 +3239,7 @@ static void CancellerFrozen(u32 *effect)
     {
         if (!RandomPercentage(RNG_FROZEN, 20))
         {
+            gProtectStructs[gBattlerAttacker].nonVolatileStatusImmobility = TRUE;
             gBattlescriptCurrInstr = BattleScript_MoveUsedIsFrozen;
             gHitMarker |= (HITMARKER_NO_ATTACKSTRING | HITMARKER_UNABLE_TO_USE_MOVE);
         }
@@ -3335,7 +3328,7 @@ static void CancellerFlinch(u32 *effect)
 {
     if (gBattleMons[gBattlerAttacker].status2 & STATUS2_FLINCHED)
     {
-        gProtectStructs[gBattlerAttacker].flinchImmobility = TRUE;
+        gProtectStructs[gBattlerAttacker].unableToUseMove = TRUE;
         CancelMultiTurnMoves(gBattlerAttacker);
         gBattlescriptCurrInstr = BattleScript_MoveUsedFlinched;
         gHitMarker |= HITMARKER_UNABLE_TO_USE_MOVE;
@@ -3356,7 +3349,7 @@ static void CancellerInLove(u32 *effect)
         {
             BattleScriptPush(BattleScript_MoveUsedIsInLoveCantAttack);
             gHitMarker |= HITMARKER_UNABLE_TO_USE_MOVE;
-            gProtectStructs[gBattlerAttacker].loveImmobility = TRUE;
+            gProtectStructs[gBattlerAttacker].unableToUseMove = TRUE;
             CancelMultiTurnMoves(gBattlerAttacker);
         }
         gBattlescriptCurrInstr = BattleScript_MoveUsedIsInLove;
@@ -3368,7 +3361,7 @@ static void CancellerDisabled(u32 *effect)
 {
     if (GetActiveGimmick(gBattlerAttacker) != GIMMICK_Z_MOVE && gDisableStructs[gBattlerAttacker].disabledMove == gCurrentMove && gDisableStructs[gBattlerAttacker].disabledMove != MOVE_NONE)
     {
-        gProtectStructs[gBattlerAttacker].usedDisabledMove = TRUE;
+        gProtectStructs[gBattlerAttacker].unableToUseMove = TRUE;
         gBattleScripting.battler = gBattlerAttacker;
         CancelMultiTurnMoves(gBattlerAttacker);
         gBattlescriptCurrInstr = BattleScript_MoveUsedIsDisabled;
@@ -3381,7 +3374,7 @@ static void CancellerHealBlocked(u32 *effect)
 {
     if (GetActiveGimmick(gBattlerAttacker) != GIMMICK_Z_MOVE && gStatuses3[gBattlerAttacker] & STATUS3_HEAL_BLOCK && IsHealBlockPreventingMove(gBattlerAttacker, gCurrentMove))
     {
-        gProtectStructs[gBattlerAttacker].usedHealBlockedMove = TRUE;
+        gProtectStructs[gBattlerAttacker].unableToUseMove = TRUE;
         gBattleScripting.battler = gBattlerAttacker;
         CancelMultiTurnMoves(gBattlerAttacker);
         gBattlescriptCurrInstr = BattleScript_MoveUsedHealBlockPrevents;
@@ -3394,7 +3387,7 @@ static void CancellerGravity(u32 *effect)
 {
     if (gFieldStatuses & STATUS_FIELD_GRAVITY && IsGravityPreventingMove(gCurrentMove))
     {
-        gProtectStructs[gBattlerAttacker].usedGravityPreventedMove = TRUE;
+        gProtectStructs[gBattlerAttacker].unableToUseMove = TRUE;
         gBattleScripting.battler = gBattlerAttacker;
         CancelMultiTurnMoves(gBattlerAttacker);
         gBattlescriptCurrInstr = BattleScript_MoveUsedGravityPrevents;
@@ -3407,7 +3400,7 @@ static void CancellerThroatChop(u32 *effect)
 {
     if (GetActiveGimmick(gBattlerAttacker) != GIMMICK_Z_MOVE && gDisableStructs[gBattlerAttacker].throatChopTimer && IsSoundMove(gCurrentMove))
     {
-        gProtectStructs[gBattlerAttacker].usedThroatChopPreventedMove = TRUE;
+        gProtectStructs[gBattlerAttacker].unableToUseMove = TRUE;
         CancelMultiTurnMoves(gBattlerAttacker);
         gBattlescriptCurrInstr = BattleScript_MoveUsedIsThroatChopPrevented;
         gHitMarker |= HITMARKER_UNABLE_TO_USE_MOVE;
@@ -3419,7 +3412,7 @@ static void CancellerTaunted(u32 *effect)
 {
     if (GetActiveGimmick(gBattlerAttacker) != GIMMICK_Z_MOVE && gDisableStructs[gBattlerAttacker].tauntTimer && IsBattleMoveStatus(gCurrentMove))
     {
-        gProtectStructs[gBattlerAttacker].usedTauntedMove = TRUE;
+        gProtectStructs[gBattlerAttacker].unableToUseMove = TRUE;
         CancelMultiTurnMoves(gBattlerAttacker);
         gBattlescriptCurrInstr = BattleScript_MoveUsedIsTaunted;
         gHitMarker |= HITMARKER_UNABLE_TO_USE_MOVE;
@@ -3431,7 +3424,7 @@ static void CancellerImprisoned(u32 *effect)
 {
     if (GetActiveGimmick(gBattlerAttacker) != GIMMICK_Z_MOVE && GetImprisonedMovesCount(gBattlerAttacker, gCurrentMove))
     {
-        gProtectStructs[gBattlerAttacker].usedImprisonedMove = TRUE;
+        gProtectStructs[gBattlerAttacker].unableToUseMove = TRUE;
         CancelMultiTurnMoves(gBattlerAttacker);
         gBattlescriptCurrInstr = BattleScript_MoveUsedIsImprisoned;
         gHitMarker |= HITMARKER_UNABLE_TO_USE_MOVE;
@@ -3489,7 +3482,7 @@ static void CancellerParalysed(u32 *effect)
         && !(B_MAGIC_GUARD == GEN_4 && GetBattlerAbility(gBattlerAttacker) == ABILITY_MAGIC_GUARD)
         && !RandomPercentage(RNG_PARALYSIS, 75))
     {
-        gProtectStructs[gBattlerAttacker].prlzImmobility = TRUE;
+        gProtectStructs[gBattlerAttacker].nonVolatileStatusImmobility = TRUE;
         // This is removed in FRLG and Emerald for some reason
         //CancelMultiTurnMoves(gBattlerAttacker);
         gBattlescriptCurrInstr = BattleScript_MoveUsedIsParalyzed;
diff --git a/test/battle/move_effect/stomping_tantrum.c b/test/battle/move_effect/stomping_tantrum.c
index c759de38b1..18d8ffb7e9 100644
--- a/test/battle/move_effect/stomping_tantrum.c
+++ b/test/battle/move_effect/stomping_tantrum.c
@@ -90,7 +90,7 @@ SINGLE_BATTLE_TEST("Stomping Tatrum will not deal double damage if target protec
     }
 }
 
-SINGLE_BATTLE_TEST("Stomping Tatrum will not deal double damage if it failed on the previous turn cause of Protect")
+SINGLE_BATTLE_TEST("Stomping Tatrum will not deal double if it missed")
 {
     s16 damage[2];
     GIVEN {