diff --git a/package-lock.json b/package-lock.json
index 9d9b7638997..da89f87b0bd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "pokemon-rogue-battle",
-  "version": "1.9.1",
+  "version": "1.9.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "pokemon-rogue-battle",
-      "version": "1.9.1",
+      "version": "1.9.2",
       "hasInstallScript": true,
       "dependencies": {
         "@material/material-color-utilities": "^0.2.7",
diff --git a/package.json b/package.json
index 6bde0af2fa5..d5eb1138776 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "pokemon-rogue-battle",
   "private": true,
-  "version": "1.9.1",
+  "version": "1.9.2",
   "type": "module",
   "scripts": {
     "start": "vite",
diff --git a/src/data/egg.ts b/src/data/egg.ts
index 55a253e843f..0b7733bf199 100644
--- a/src/data/egg.ts
+++ b/src/data/egg.ts
@@ -598,7 +598,7 @@ export class Egg {
   }
 
   private getEggTier(): EggTier {
-    return speciesEggTiers[this.species];
+    return speciesEggTiers[this.species] ?? EggTier.COMMON;
   }
 
   ////
diff --git a/src/field/pokemon.ts b/src/field/pokemon.ts
index 13eb2990a17..6a05bea4c6d 100644
--- a/src/field/pokemon.ts
+++ b/src/field/pokemon.ts
@@ -186,6 +186,7 @@ import {
   applyAllyStatMultiplierAbAttrs,
   AllyStatMultiplierAbAttr,
   MoveAbilityBypassAbAttr,
+  PreSummonAbAttr,
 } from "#app/data/abilities/ability";
 import { allAbilities } from "#app/data/data-lists";
 import type PokemonData from "#app/system/pokemon-data";
@@ -2414,8 +2415,9 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
     const suppressAbilitiesTag = arena.getTag(
       ArenaTagType.NEUTRALIZING_GAS,
     ) as SuppressAbilitiesTag;
+    const suppressOffField = ability.hasAttr(PreSummonAbAttr);
     if (
-      this.isOnField() &&
+      (this.isOnField() || suppressOffField) &&
       suppressAbilitiesTag &&
       !suppressAbilitiesTag.isBeingRemoved()
     ) {
@@ -7859,6 +7861,11 @@ export class PokemonSummonData {
         continue;
       }
 
+      if (key === "moveset") {
+        this.moveset = value.map((m: any) => PokemonMove.loadMove(m));
+        continue;
+      }
+
       if (key === "tags") {
         // load battler tags
         this.tags = value.map((t: BattlerTag) => loadBattlerTag(t));
diff --git a/src/modifier/modifier-type.ts b/src/modifier/modifier-type.ts
index 8bd2dc8948a..608eca1157e 100644
--- a/src/modifier/modifier-type.ts
+++ b/src/modifier/modifier-type.ts
@@ -3640,7 +3640,7 @@ function getNewModifierTypeOption(
       }
       tier += upgradeCount;
     }
-  } else if (retryCount === 10 && tier) {
+  } else if (retryCount >= 100 && tier) {
     retryCount = 0;
     tier--;
   }
diff --git a/src/phases/select-biome-phase.ts b/src/phases/select-biome-phase.ts
index 4811c4e6b8f..efd376eb5ba 100644
--- a/src/phases/select-biome-phase.ts
+++ b/src/phases/select-biome-phase.ts
@@ -13,6 +13,8 @@ export class SelectBiomePhase extends BattlePhase {
   start() {
     super.start();
 
+    globalScene.resetSeed();
+
     const currentBiome = globalScene.arena.biomeType;
     const nextWaveIndex = globalScene.currentBattle.waveIndex + 1;
 
diff --git a/src/system/version_migration/versions/v1_9_0.ts b/src/system/version_migration/versions/v1_9_0.ts
index dca92cd1fae..c517896cf45 100644
--- a/src/system/version_migration/versions/v1_9_0.ts
+++ b/src/system/version_migration/versions/v1_9_0.ts
@@ -1,5 +1,4 @@
 import type { SessionSaveMigrator } from "#app/@types/SessionSaveMigrator";
-import { Status } from "#app/data/status-effect";
 import { PokemonMove } from "#app/field/pokemon";
 import type { SessionSaveData } from "#app/system/game-data";
 import type PokemonData from "#app/system/pokemon-data";
diff --git a/test/abilities/illusion.test.ts b/test/abilities/illusion.test.ts
index 998d29f169c..8aae433b6c0 100644
--- a/test/abilities/illusion.test.ts
+++ b/test/abilities/illusion.test.ts
@@ -65,7 +65,7 @@ describe("Abilities - Illusion", () => {
     expect(!!zorua.summonData.illusion).equals(false);
   });
 
-  it("break with neutralizing gas", async () => {
+  it("breaks with neutralizing gas", async () => {
     game.override.enemyAbility(Abilities.NEUTRALIZING_GAS);
     await game.classicMode.startBattle([Species.KOFFING]);
 
@@ -74,6 +74,20 @@ describe("Abilities - Illusion", () => {
     expect(!!zorua.summonData.illusion).equals(false);
   });
 
+  it("does not activate if neutralizing gas is active", async () => {
+    game.override
+      .enemyAbility(Abilities.NEUTRALIZING_GAS)
+      .ability(Abilities.ILLUSION)
+      .moveset(Moves.SPLASH)
+      .enemyMoveset(Moves.SPLASH);
+    await game.classicMode.startBattle([Species.MAGIKARP, Species.FEEBAS, Species.MAGIKARP]);
+
+    game.doSwitchPokemon(1);
+    await game.toNextTurn();
+
+    expect(game.scene.getPlayerPokemon()!.summonData.illusion).toBeFalsy();
+  });
+
   it("causes enemy AI to consider the illusion's type instead of the actual type when considering move effectiveness", async () => {
     game.override.enemyMoveset([Moves.FLAMETHROWER, Moves.PSYCHIC, Moves.TACKLE]);
     await game.classicMode.startBattle([Species.ZOROARK, Species.FEEBAS]);