diff --git a/src/data/battle-anims.ts b/src/data/battle-anims.ts
index 3f00a012ee3..6f2f293d099 100644
--- a/src/data/battle-anims.ts
+++ b/src/data/battle-anims.ts
@@ -1038,8 +1038,7 @@ export abstract class BattleAnim {
       let t = 0;
 
       for (const frame of frames) {
-        let x = frame.x;
-        let y = frame.y;
+        let { x , y } = frame;
         const scaleX = (frame.zoomX / 100) * (!frame.mirror ? 1 : -1);
         const scaleY = (frame.zoomY / 100);
         x += targetInitialX;
diff --git a/src/data/mystery-encounters/encounters/fiery-fallout-encounter.ts b/src/data/mystery-encounters/encounters/fiery-fallout-encounter.ts
index 705ba3296a4..b99a7092902 100644
--- a/src/data/mystery-encounters/encounters/fiery-fallout-encounter.ts
+++ b/src/data/mystery-encounters/encounters/fiery-fallout-encounter.ts
@@ -36,7 +36,7 @@ const DAMAGE_PERCENTAGE: number = 20;
 export const FieryFalloutEncounter: IMysteryEncounter =
   MysteryEncounterBuilder.withEncounterType(MysteryEncounterType.FIERY_FALLOUT)
     .withEncounterTier(MysteryEncounterTier.COMMON)
-    .withSceneWaveRangeRequirement(40, 180) // waves 10 to 180
+    .withSceneWaveRangeRequirement(40, 180)
     .withCatchAllowed(true)
     .withIntroSpriteConfigs([]) // Set in onInit()
     .withAnimations(EncounterAnim.MAGMA_BG, EncounterAnim.MAGMA_SPOUT)
@@ -186,7 +186,8 @@ export const FieryFalloutEncounter: IMysteryEncounter =
         // Burn random member
         const burnable = nonFireTypes.filter(p => isNullOrUndefined(p.status) || isNullOrUndefined(p.status.effect) || p.status?.effect === StatusEffect.BURN);
         if (burnable?.length > 0) {
-          const chosenPokemon = burnable[randSeedInt(burnable.length - 1)];
+          const roll = randSeedInt(burnable.length);
+          const chosenPokemon = burnable[roll];
           if (chosenPokemon.trySetStatus(StatusEffect.BURN)) {
             // Burn applied
             encounter.setDialogueToken("burnedPokemon", chosenPokemon.name);
diff --git a/src/test/utils/overridesHelper.ts b/src/test/utils/overridesHelper.ts
index ff32f41e849..257ec523399 100644
--- a/src/test/utils/overridesHelper.ts
+++ b/src/test/utils/overridesHelper.ts
@@ -21,7 +21,7 @@ export class OverridesHelper {
    * @param percentage the encounter chance in %
    * @returns spy instance
    */
-  mysteryEncounterChance(percentage: number): MockInstance {
+  mysteryEncounterChance(percentage: number) {
     const maxRate: number = 256; // 100%
     const rate = maxRate * (percentage / 100);
     const spy = vi.spyOn(Overrides, "MYSTERY_ENCOUNTER_RATE_OVERRIDE", "get").mockReturnValue(rate);
@@ -66,7 +66,7 @@ export class OverridesHelper {
    * @param wave the wave (index) to set. Classic: `1`-`200`
    * @returns spy instance
    */
-  startingWave(wave: number): MockInstance {
+  startingWave(wave: number) {
     const spy = vi.spyOn(Overrides, "STARTING_WAVE_OVERRIDE", "get").mockReturnValue(wave);
     this.log(`Starting wave set to ${wave}!`);
     return spy;
@@ -88,7 +88,7 @@ export class OverridesHelper {
    * @param type weather type to set
    * @returns spy instance
    */
-  weather(type: WeatherType): MockInstance {
+  weather(type: WeatherType) {
     const spy = vi.spyOn(Overrides, "WEATHER_OVERRIDE", "get").mockReturnValue(type);
     this.log(`Weather set to ${Weather[type]} (=${type})!`);
     return spy;
@@ -99,7 +99,7 @@ export class OverridesHelper {
    * @param seed the seed to set
    * @returns spy instance
    */
-  seed(seed: string): MockInstance {
+  seed(seed: string) {
     const spy = vi.spyOn(this.game.scene, "resetSeed").mockImplementation(() => {
       this.game.scene.waveSeed = seed;
       Phaser.Math.RND.sow([seed]);