diff --git a/src/battle_ai_main.c b/src/battle_ai_main.c
index 3ca37d95a183..69be53311e85 100644
--- a/src/battle_ai_main.c
+++ b/src/battle_ai_main.c
@@ -488,24 +488,23 @@ void SetAiLogicDataForTurn(struct AiLogicData *aiData)
     AI_DATA->aiCalcInProgress = FALSE;
 }
 
-void BattleAI_DoAIProcessing_PredictedSwitchin(struct AI_ThinkingStruct *aiThink, u32 battlerAtk, u32 battlerDef)
+void BattleAI_DoAIProcessing_PredictedSwitchin(struct AI_ThinkingStruct *aiThink, struct AiLogicData *aiData, u32 battlerAtk, u32 battlerDef)
 {
     struct Pokemon *party = GetBattlerParty(battlerDef);
+    struct BattlePokemon *savedBattleMons = AllocSaveBattleMons();
     struct BattlePokemon switchinCandidate;
-    PokemonToBattleMon(&party[AI_DATA->mostSuitableMonId[battlerDef]], &switchinCandidate);
 
-    // Saves, sets, restores
-    struct BattlePokemon *savedBattleMons = AllocSaveBattleMons();
+    PokemonToBattleMon(&party[aiData->mostSuitableMonId[battlerDef]], &switchinCandidate);
     gBattleMons[battlerDef] = switchinCandidate;
-
-    SetBattlerAiData(battlerAtk, AI_DATA);
-    CalcBattlerAiMovesData(AI_DATA, battlerAtk, battlerDef, AI_GetWeather(AI_DATA));
+    SetBattlerAiData(battlerDef, aiData);
+    CalcBattlerAiMovesData(aiData, battlerAtk, battlerDef, AI_GetWeather(aiData));
 
     // Regular processing with new battler
     BattleAI_DoAIProcessing(aiThink, battlerAtk, battlerDef);
 
     FreeRestoreBattleMons(savedBattleMons);
-    SetBattlerAiData(battlerAtk, AI_DATA);
+    SetBattlerAiData(battlerDef, aiData);
+    CalcBattlerAiMovesData(aiData, battlerAtk, battlerDef, AI_GetWeather(aiData));
 }
 
 static u32 ChooseMoveOrAction_Singles(u32 battlerAi)
@@ -522,7 +521,7 @@ static u32 ChooseMoveOrAction_Singles(u32 battlerAi)
         if (flags & 1)
         {
             if (IsBattlerPredictedToSwitch(gBattlerTarget))
-                BattleAI_DoAIProcessing_PredictedSwitchin(AI_THINKING_STRUCT, battlerAi, gBattlerTarget);
+                BattleAI_DoAIProcessing_PredictedSwitchin(AI_THINKING_STRUCT, AI_DATA, battlerAi, gBattlerTarget);
             else
                 BattleAI_DoAIProcessing(AI_THINKING_STRUCT, battlerAi, gBattlerTarget);
         }
@@ -605,7 +604,7 @@ static u32 ChooseMoveOrAction_Doubles(u32 battlerAi)
                 if (flags & 1)
                 {
                     if (IsBattlerPredictedToSwitch(gBattlerTarget))
-                        BattleAI_DoAIProcessing_PredictedSwitchin(AI_THINKING_STRUCT, battlerAi, gBattlerTarget);
+                        BattleAI_DoAIProcessing_PredictedSwitchin(AI_THINKING_STRUCT, AI_DATA, battlerAi, gBattlerTarget);
                     else
                         BattleAI_DoAIProcessing(AI_THINKING_STRUCT, battlerAi, gBattlerTarget);
                 }
diff --git a/src/battle_ai_switch_items.c b/src/battle_ai_switch_items.c
index 93148d8b837d..9925d6e0758b 100644
--- a/src/battle_ai_switch_items.c
+++ b/src/battle_ai_switch_items.c
@@ -198,7 +198,7 @@ static bool32 ShouldSwitchIfHasBadOdds(u32 battler)
     {
         // 50% chance to stay in regardless
         if (RandomPercentage(RNG_AI_SWITCH_HASBADODDS, 50) || AI_DATA->aiSwitchPredictionInProgress)
-            return FALSE;
+            return TRUE;
 
         // Switch mon out
         return SetSwitchinAndSwitch(battler, PARTY_SIZE);
@@ -218,7 +218,7 @@ static bool32 ShouldSwitchIfHasBadOdds(u32 battler)
 
             // 50% chance to stay in regardless
             if (RandomPercentage(RNG_AI_SWITCH_HASBADODDS, 50) || AI_DATA->aiSwitchPredictionInProgress)
-                return FALSE;
+                return TRUE;
 
             // Switch mon out
             return SetSwitchinAndSwitch(battler, PARTY_SIZE);
diff --git a/test/battle/ai/ai_flag_predict_switch.c b/test/battle/ai/ai_flag_predict_switch.c
index d5b90d38cd6b..768c28b70415 100644
--- a/test/battle/ai/ai_flag_predict_switch.c
+++ b/test/battle/ai/ai_flag_predict_switch.c
@@ -136,6 +136,7 @@ AI_SINGLE_BATTLE_TEST("AI_FLAG_PREDICT_SWITCH: AI would switch out in Focus Punc
 
 AI_SINGLE_BATTLE_TEST("AI_FLAG_PREDICT_SWITCH: AI will score against predicted incoming mon when switch predicted")
 {
+    PASSES_RANDOMLY(5, 10, RNG_AI_PREDICT_SWITCH);
     GIVEN {
         AI_FLAGS(AI_FLAG_CHECK_BAD_MOVE | AI_FLAG_TRY_TO_FAINT | AI_FLAG_CHECK_VIABILITY | AI_FLAG_OMNISCIENT | AI_FLAG_SMART_SWITCHING | AI_FLAG_SMART_MON_CHOICES | AI_FLAG_PREDICT_SWITCH);
         PLAYER(SPECIES_GENGAR) { Moves(MOVE_SHADOW_BALL); }
@@ -148,7 +149,6 @@ AI_SINGLE_BATTLE_TEST("AI_FLAG_PREDICT_SWITCH: AI will score against predicted i
 
 AI_SINGLE_BATTLE_TEST("AI_FLAG_PREDICT_SWITCH: AI would switch out in predicted-incoming-mon scenario")
 {
-    PASSES_RANDOMLY(5, 10, RNG_AI_SWITCH_HASBADODDS);
     GIVEN {
         AI_FLAGS(AI_FLAG_CHECK_BAD_MOVE | AI_FLAG_TRY_TO_FAINT | AI_FLAG_CHECK_VIABILITY | AI_FLAG_OMNISCIENT | AI_FLAG_SMART_SWITCHING | AI_FLAG_SMART_MON_CHOICES);
         PLAYER(SPECIES_TYRANITAR) { Moves(MOVE_CRUNCH, MOVE_SPORE); }