diff --git a/src/battle_ai_main.c b/src/battle_ai_main.c
index 429ec6642b..6f79042a0b 100644
--- a/src/battle_ai_main.c
+++ b/src/battle_ai_main.c
@@ -1418,6 +1418,8 @@ static s32 AI_CheckBadMove(u32 battlerAtk, u32 battlerDef, u32 move, s32 score)
                 ADJUST_SCORE(-10);
             else if (aiData->abilities[battlerDef] == ABILITY_SUCTION_CUPS)
                 ADJUST_SCORE(-10);
+            else if (IsDynamaxed(battlerDef))
+                ADJUST_SCORE(-10);
             break;
         case EFFECT_TOXIC_THREAD:
             if (!ShouldLowerStat(battlerDef, aiData->abilities[battlerDef], STAT_SPEED))
@@ -1449,6 +1451,8 @@ static s32 AI_CheckBadMove(u32 battlerAtk, u32 battlerDef, u32 move, s32 score)
                 return 0;
             if (!ShouldTryOHKO(battlerAtk, battlerDef, aiData->abilities[battlerAtk], aiData->abilities[battlerDef], move))
                 ADJUST_SCORE(-10);
+            else if (IsDynamaxed(battlerDef))
+                ADJUST_SCORE(-10);
             break;
         case EFFECT_MIST:
             if (gSideStatuses[GetBattlerSide(battlerAtk)] & SIDE_STATUS_MIST
@@ -1486,7 +1490,9 @@ static s32 AI_CheckBadMove(u32 battlerAtk, u32 battlerDef, u32 move, s32 score)
                 ADJUST_SCORE(-3);
             break;
         case EFFECT_DISABLE:
-            if (gDisableStructs[battlerDef].disableTimer == 0
+            if (IsDynamaxed(battlerDef))
+                ADJUST_SCORE(-10);
+            else if (gDisableStructs[battlerDef].disableTimer == 0
                 && (B_MENTAL_HERB < GEN_5 || aiData->holdEffects[battlerDef] != HOLD_EFFECT_MENTAL_HERB)
                 && !PartnerHasSameMoveEffectWithoutTarget(BATTLE_PARTNER(battlerAtk), move, aiData->partnerMove))
             {
@@ -1506,7 +1512,9 @@ static s32 AI_CheckBadMove(u32 battlerAtk, u32 battlerDef, u32 move, s32 score)
             }
             break;
         case EFFECT_ENCORE:
-            if (gDisableStructs[battlerDef].encoreTimer == 0
+            if (IsDynamaxed(battlerDef))
+                ADJUST_SCORE(-10);
+            else if (gDisableStructs[battlerDef].encoreTimer == 0
                 && (B_MENTAL_HERB < GEN_5 || aiData->holdEffects[battlerDef] != HOLD_EFFECT_MENTAL_HERB)
                 && !DoesPartnerHaveSameMoveEffect(BATTLE_PARTNER(battlerAtk), battlerDef, move, aiData->partnerMove))
             {
@@ -1720,7 +1728,9 @@ static s32 AI_CheckBadMove(u32 battlerAtk, u32 battlerDef, u32 move, s32 score)
             }
             break;
         case EFFECT_TORMENT:
-            if (gBattleMons[battlerDef].status2 & STATUS2_TORMENT
+            if (IsDynamaxed(battlerDef))
+                ADJUST_SCORE(-10);
+            else if (gBattleMons[battlerDef].status2 & STATUS2_TORMENT
               || DoesPartnerHaveSameMoveEffect(BATTLE_PARTNER(battlerAtk), battlerDef, move, aiData->partnerMove))
             {
                 ADJUST_SCORE(-10);
@@ -1923,6 +1933,8 @@ static s32 AI_CheckBadMove(u32 battlerAtk, u32 battlerDef, u32 move, s32 score)
         case EFFECT_DESTINY_BOND:
             if (gBattleMons[battlerDef].status2 & STATUS2_DESTINY_BOND)
                 ADJUST_SCORE(-10);
+            else if (IsDynamaxed(battlerDef))
+                ADJUST_SCORE(-10);
             break;
         case EFFECT_HEAL_BELL:
             if (!AnyPartyMemberStatused(battlerAtk, gMovesInfo[move].soundMove) || PartnerHasSameMoveEffectWithoutTarget(BATTLE_PARTNER(battlerAtk), move, aiData->partnerMove))
@@ -2119,6 +2131,8 @@ static s32 AI_CheckBadMove(u32 battlerAtk, u32 battlerDef, u32 move, s32 score)
               || gAbilitiesInfo[aiData->abilities[battlerDef]].cantBeSwapped
               || aiData->holdEffects[battlerDef] == HOLD_EFFECT_ABILITY_SHIELD)
                 ADJUST_SCORE(-10);
+            else if (IsDynamaxed(battlerDef))
+                ADJUST_SCORE(-10);
             break;
         case EFFECT_WORRY_SEED:
             if (aiData->abilities[battlerDef] == ABILITY_INSOMNIA
@@ -2137,6 +2151,8 @@ static s32 AI_CheckBadMove(u32 battlerAtk, u32 battlerDef, u32 move, s32 score)
               || gAbilitiesInfo[aiData->abilities[battlerDef]].cantBeOverwritten
               || aiData->holdEffects[battlerAtk] == HOLD_EFFECT_ABILITY_SHIELD)
                 ADJUST_SCORE(-10);
+            else if (IsDynamaxed(battlerDef))
+                ADJUST_SCORE(-10);
             break;
         case EFFECT_SIMPLE_BEAM:
             if (aiData->abilities[battlerDef] == ABILITY_SIMPLE
@@ -2463,6 +2479,8 @@ static s32 AI_CheckBadMove(u32 battlerAtk, u32 battlerDef, u32 move, s32 score)
                 {
                     ADJUST_SCORE(-10);
                 }
+                else if (IsDynamaxed(battlerDef))
+                    ADJUST_SCORE(-10);
                 else if (isDoubleBattle)
                 {
                     if (!IS_TARGETING_PARTNER(battlerAtk, battlerDef))
@@ -3344,7 +3362,7 @@ static u32 AI_CalcMoveEffectScore(u32 battlerAtk, u32 battlerDef, u32 move)
         if (gBattleMons[battlerDef].statStages[STAT_EVASION] < 7 || aiData->abilities[battlerAtk] == ABILITY_NO_GUARD)
             ADJUST_SCORE(-2);
         break;
-	case EFFECT_BIDE:
+    case EFFECT_BIDE:
         if (aiData->hpPercents[battlerAtk] < 90)
             ADJUST_SCORE(-2); // Should be either removed or turned into increasing score
     case EFFECT_ACUPRESSURE:
@@ -3365,7 +3383,10 @@ static u32 AI_CalcMoveEffectScore(u32 battlerAtk, u32 battlerDef, u32 move)
         score += AI_TryToClearStats(battlerAtk, battlerDef, isDoubleBattle);
         break;
     case EFFECT_ROAR:
-        if ((gMovesInfo[move].soundMove && aiData->abilities[battlerDef] == ABILITY_SOUNDPROOF) || aiData->abilities[battlerDef] == ABILITY_SUCTION_CUPS)
+        if ((gMovesInfo[move].soundMove && aiData->abilities[battlerDef] == ABILITY_SOUNDPROOF) 
+          || aiData->abilities[battlerDef] == ABILITY_SUCTION_CUPS)
+            break;
+        else if (IsDynamaxed(battlerDef))
             break;
         score += AI_TryToClearStats(battlerAtk, battlerDef, isDoubleBattle);
         break;
@@ -3450,7 +3471,9 @@ static u32 AI_CalcMoveEffectScore(u32 battlerAtk, u32 battlerDef, u32 move)
         }
         break;
     case EFFECT_OHKO:
-        if (gStatuses3[battlerAtk] & STATUS3_ALWAYS_HITS)
+        if (IsDynamaxed(battlerDef))
+            break;
+        else if (gStatuses3[battlerAtk] & STATUS3_ALWAYS_HITS)
             ADJUST_SCORE(BEST_EFFECT);
         break;
     case EFFECT_MEAN_LOOK:
@@ -3545,7 +3568,9 @@ static u32 AI_CalcMoveEffectScore(u32 battlerAtk, u32 battlerDef, u32 move)
             ADJUST_SCORE(BEST_EFFECT);
         break;
     case EFFECT_DISABLE:
-        if (gDisableStructs[battlerDef].disableTimer == 0
+        if (IsDynamaxed(battlerDef))
+            break;
+        else if (gDisableStructs[battlerDef].disableTimer == 0
         && (gLastMoves[battlerDef] != MOVE_NONE)
         && (gLastMoves[battlerDef] != 0xFFFF)
         && (B_MENTAL_HERB < GEN_5 || aiData->holdEffects[battlerDef] != HOLD_EFFECT_MENTAL_HERB)
@@ -3556,7 +3581,9 @@ static u32 AI_CalcMoveEffectScore(u32 battlerAtk, u32 battlerDef, u32 move)
         }
         break;
     case EFFECT_ENCORE:
-        if (gDisableStructs[battlerDef].encoreTimer == 0
+        if (IsDynamaxed(battlerDef))
+            break;
+        else if (gDisableStructs[battlerDef].encoreTimer == 0
         && (B_MENTAL_HERB < GEN_5 || aiData->holdEffects[battlerDef] != HOLD_EFFECT_MENTAL_HERB)
         && (gBattleMoveEffects[gMovesInfo[gLastMoves[battlerDef]].effect].encourageEncore))
             ADJUST_SCORE(BEST_EFFECT);
@@ -3573,7 +3600,9 @@ static u32 AI_CalcMoveEffectScore(u32 battlerAtk, u32 battlerDef, u32 move)
             ADJUST_SCORE(GOOD_EFFECT);
         break;
     case EFFECT_DESTINY_BOND:
-        if (AI_WhoStrikesFirst(battlerAtk, battlerDef, move) == AI_IS_FASTER && CanTargetFaintAi(battlerDef, battlerAtk))
+        if (IsDynamaxed(battlerDef))
+            break;
+        else if (AI_WhoStrikesFirst(battlerAtk, battlerDef, move) == AI_IS_FASTER && CanTargetFaintAi(battlerDef, battlerAtk))
             ADJUST_SCORE(GOOD_EFFECT);
         break;
     case EFFECT_SPITE:
@@ -4019,7 +4048,9 @@ static u32 AI_CalcMoveEffectScore(u32 battlerAtk, u32 battlerDef, u32 move)
             ADJUST_SCORE(DECENT_EFFECT);
         break;
     case EFFECT_SKILL_SWAP:
-        if (gAbilitiesInfo[aiData->abilities[battlerDef]].aiRating > gAbilitiesInfo[aiData->abilities[battlerAtk]].aiRating)
+        if (IsDynamaxed(battlerDef))
+            break;
+        else if (gAbilitiesInfo[aiData->abilities[battlerDef]].aiRating > gAbilitiesInfo[aiData->abilities[battlerAtk]].aiRating)
             ADJUST_SCORE(DECENT_EFFECT);
         break;
     case EFFECT_WORRY_SEED:
@@ -4029,7 +4060,9 @@ static u32 AI_CalcMoveEffectScore(u32 battlerAtk, u32 battlerDef, u32 move)
             ADJUST_SCORE(DECENT_EFFECT);
         break;
     case EFFECT_ENTRAINMENT:
-        if ((IsAbilityOfRating(aiData->abilities[battlerDef], 5) || gAbilitiesInfo[aiData->abilities[battlerAtk]].aiRating <= 0)
+        if (IsDynamaxed(battlerDef))
+            break;
+        else if ((IsAbilityOfRating(aiData->abilities[battlerDef], 5) || gAbilitiesInfo[aiData->abilities[battlerAtk]].aiRating <= 0)
         && (aiData->abilities[battlerDef] != aiData->abilities[battlerAtk] && !(gStatuses3[battlerDef] & STATUS3_GASTRO_ACID)))
             ADJUST_SCORE(DECENT_EFFECT);
         break;