diff --git a/src/data/move.ts b/src/data/move.ts
index 74ecead73fa..494cffbc677 100644
--- a/src/data/move.ts
+++ b/src/data/move.ts
@@ -5226,6 +5226,9 @@ export class ForceSwitchOutAttr extends MoveEffectAttr {
      */
     const switchOutTarget = this.selfSwitch ? user : target;
     if (switchOutTarget instanceof PlayerPokemon) {
+      if (switchOutTarget.scene.getParty().filter((p) => p.isAllowedInBattle() && !p.isOnField()).length < 1) {
+        return false;
+      }
       switchOutTarget.leaveField(this.switchType === SwitchType.SWITCH);
 
       if (switchOutTarget.hp > 0) {
@@ -5234,6 +5237,9 @@ export class ForceSwitchOutAttr extends MoveEffectAttr {
       }
       return false;
     } else if (user.scene.currentBattle.battleType !== BattleType.WILD) {
+      if (switchOutTarget.scene.getEnemyParty().filter((p) => p.isAllowedInBattle() && !p.isOnField()).length < 1) {
+        return false;
+      }
       // Switch out logic for trainer battles
       switchOutTarget.leaveField(this.switchType === SwitchType.SWITCH);
 
@@ -5244,6 +5250,9 @@ export class ForceSwitchOutAttr extends MoveEffectAttr {
           false, false), MoveEndPhase);
       }
     } else {
+      if (switchOutTarget.isBoss()) {
+        return false;
+      }
       // Switch out logic for everything else (eg: WILD battles)
       switchOutTarget.leaveField(false);
 
diff --git a/src/data/mystery-encounters/encounters/the-expert-pokemon-breeder-encounter.ts b/src/data/mystery-encounters/encounters/the-expert-pokemon-breeder-encounter.ts
index e41b3ab03ef..e75e7e9f580 100644
--- a/src/data/mystery-encounters/encounters/the-expert-pokemon-breeder-encounter.ts
+++ b/src/data/mystery-encounters/encounters/the-expert-pokemon-breeder-encounter.ts
@@ -558,6 +558,10 @@ function onGameOver(scene: BattleScene) {
   // Revert BGM
   scene.playBgm(scene.arena.bgm);
 
+  // Clear any leftover battle phases
+  scene.clearPhaseQueue();
+  scene.clearPhaseQueueSplice();
+
   // Return enemy Pokemon
   const pokemon = scene.getEnemyPokemon();
   if (pokemon) {
diff --git a/src/phases/mystery-encounter-phases.ts b/src/phases/mystery-encounter-phases.ts
index 60755095cca..0efaf1bf4ca 100644
--- a/src/phases/mystery-encounter-phases.ts
+++ b/src/phases/mystery-encounter-phases.ts
@@ -25,6 +25,7 @@ import { GameOverPhase } from "#app/phases/game-over-phase";
 import { SwitchPhase } from "#app/phases/switch-phase";
 import { SeenEncounterData } from "#app/data/mystery-encounters/mystery-encounter-save-data";
 import { SwitchType } from "#enums/switch-type";
+import { BattlerTagType } from "#enums/battler-tag-type";
 
 /**
  * Will handle (in order):
@@ -218,9 +219,17 @@ export class MysteryEncounterBattleStartCleanupPhase extends Phase {
   start() {
     super.start();
 
+    // Lapse any residual flinches/endures but ignore all other turn-end battle tags
+    const includedLapseTags = [BattlerTagType.FLINCHED, BattlerTagType.ENDURING];
     const field = this.scene.getField(true).filter(p => p.summonData);
     field.forEach(pokemon => {
-      pokemon.lapseTags(BattlerTagLapseType.TURN_END);
+      const tags = pokemon.summonData.tags;
+      tags.filter(t => includedLapseTags.includes(t.tagType)
+        && t.lapseTypes.includes(BattlerTagLapseType.TURN_END)
+        && !(t.lapse(pokemon, BattlerTagLapseType.TURN_END))).forEach(t => {
+        t.onRemove(pokemon);
+        tags.splice(tags.indexOf(t), 1);
+      });
     });
 
     // Remove any status tick phases