diff --git a/package-lock.json b/package-lock.json
index b93e2b2c6a3..5521dcc86a8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "pokemon-rogue-battle",
-	"version": "1.0.0",
+	"version": "1.0.1",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "pokemon-rogue-battle",
-			"version": "1.0.0",
+			"version": "1.0.1",
 			"dependencies": {
 				"@material/material-color-utilities": "^0.2.7",
 				"crypto-js": "^4.2.0",
diff --git a/src/data/ability.ts b/src/data/ability.ts
index 301d0fecdc2..e130af716a4 100644
--- a/src/data/ability.ts
+++ b/src/data/ability.ts
@@ -2222,7 +2222,7 @@ export function initAbilities() {
       .attr(UnswappableAbilityAbAttr)
       .ignorable(),
     new Ability(Abilities.LEVITATE, "Levitate", "By floating in the air, the Pokémon receives full immunity to all Ground-type moves.", 3)
-      .attr(TypeImmunityAbAttr, Type.GROUND, (pokemon: Pokemon) => !pokemon.getTag(BattlerTagType.IGNORE_FLYING) && !pokemon.scene.arena.getTag(ArenaTagType.GRAVITY))
+      .attr(TypeImmunityAbAttr, Type.GROUND, (pokemon: Pokemon) => !pokemon.getTag(BattlerTagType.IGNORE_FLYING) && !pokemon.scene.arena.getTag(ArenaTagType.GRAVITY) && !pokemon.getTag(BattlerTagType.GROUNDED))
       .ignorable(),
     new Ability(Abilities.EFFECT_SPORE, "Effect Spore", "Contact with the Pokémon may inflict poison, sleep, or paralysis on its attacker.", 3)
       .attr(PostDefendContactApplyStatusEffectAbAttr, 10, StatusEffect.POISON, StatusEffect.PARALYSIS, StatusEffect.SLEEP),
diff --git a/src/data/battler-tags.ts b/src/data/battler-tags.ts
index a95527e6ae4..15dc357a4c3 100644
--- a/src/data/battler-tags.ts
+++ b/src/data/battler-tags.ts
@@ -1094,6 +1094,8 @@ export function getBattlerTag(tagType: BattlerTagType, turnCount: integer, sourc
       return new BattlerTag(BattlerTagType.BYPASS_SLEEP, BattlerTagLapseType.TURN_END, turnCount, sourceMove);
     case BattlerTagType.IGNORE_FLYING:
       return new BattlerTag(tagType, BattlerTagLapseType.TURN_END, turnCount, sourceMove);
+    case BattlerTagType.GROUNDED:
+      return new BattlerTag(tagType, BattlerTagLapseType.TURN_END, turnCount - 1, sourceMove);
     case BattlerTagType.SALT_CURED:
       return new SaltCuredTag(sourceId);
     case BattlerTagType.NONE:
@@ -1101,3 +1103,4 @@ export function getBattlerTag(tagType: BattlerTagType, turnCount: integer, sourc
         return new BattlerTag(tagType, BattlerTagLapseType.CUSTOM, turnCount, sourceMove, sourceId);
   }
 }
+ 
\ No newline at end of file
diff --git a/src/data/enums/battler-tag-type.ts b/src/data/enums/battler-tag-type.ts
index 2dcb12ea231..b5cae5b8459 100644
--- a/src/data/enums/battler-tag-type.ts
+++ b/src/data/enums/battler-tag-type.ts
@@ -47,5 +47,6 @@ export enum BattlerTagType {
   IGNORE_ACCURACY = "IGNORE_ACCURACY",
   BYPASS_SLEEP = "BYPASS_SLEEP",
   IGNORE_FLYING = "IGNORE_FLYING",
+  GROUNDED = "GROUNDED", 
   SALT_CURED = "SALT_CURED"
 }
diff --git a/src/data/move.ts b/src/data/move.ts
index 5e2c148bf05..d3c4db5b94c 100644
--- a/src/data/move.ts
+++ b/src/data/move.ts
@@ -4415,7 +4415,7 @@ export function initMoves() {
       .attr(StatChangeAttr, BattleStat.SPATK, -2, true),
     new SelfStatusMove(Moves.ROOST, Type.FLYING, -1, 5, -1, 0, 4)
       .attr(HealAttr, 0.5)
-      .attr(AddBattlerTagAttr, BattlerTagType.IGNORE_FLYING, true, false, 1)
+      .attr(AddBattlerTagAttr, BattlerTagType.GROUNDED, true, false, 1)
       .triageMove(),
     new StatusMove(Moves.GRAVITY, Type.PSYCHIC, -1, 5, -1, 0, 4)
       .attr(AddArenaTagAttr, ArenaTagType.GRAVITY, 5)
@@ -6043,4 +6043,4 @@ export function initMoves() {
     new AttackMove(Moves.MALIGNANT_CHAIN, Type.POISON, MoveCategory.SPECIAL, 100, 100, 5, 50, 0, 9)
       .attr(StatusEffectAttr, StatusEffect.TOXIC)
   );
-}
+} 
diff --git a/src/field/pokemon.ts b/src/field/pokemon.ts
index 2452a978789..61f1db67243 100644
--- a/src/field/pokemon.ts
+++ b/src/field/pokemon.ts
@@ -28,7 +28,7 @@ import { Biome } from "../data/enums/biome";
 import { Ability, AbAttr, BattleStatMultiplierAbAttr, BlockCritAbAttr, BonusCritAbAttr, BypassBurnDamageReductionAbAttr, FieldPriorityMoveImmunityAbAttr, FieldVariableMovePowerAbAttr, IgnoreOpponentStatChangesAbAttr, MoveImmunityAbAttr, MoveTypeChangeAttr, NonSuperEffectiveImmunityAbAttr, PreApplyBattlerTagAbAttr, PreDefendFullHpEndureAbAttr, ReceivedMoveDamageMultiplierAbAttr, ReduceStatusEffectDurationAbAttr, StabBoostAbAttr, StatusEffectImmunityAbAttr, TypeImmunityAbAttr, VariableMovePowerAbAttr, VariableMoveTypeAbAttr, WeightMultiplierAbAttr, allAbilities, applyAbAttrs, applyBattleStatMultiplierAbAttrs, applyPostDefendAbAttrs, applyPreApplyBattlerTagAbAttrs, applyPreAttackAbAttrs, applyPreDefendAbAttrs, applyPreSetStatusAbAttrs } from '../data/ability';
 import { Abilities } from "#app/data/enums/abilities";
 import PokemonData from '../system/pokemon-data';
-import { BattlerIndex } from '../battle';
+import Battle, { BattlerIndex } from '../battle';
 import { BattleSpec } from "../enums/battle-spec";
 import { Mode } from '../ui/ui';
 import PartyUiHandler, { PartyOption, PartyUiMode } from '../ui/party-ui-handler';
@@ -694,7 +694,7 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
       }
     }
 
-    if (forDefend && (this.getTag(BattlerTagType.IGNORE_FLYING) || this.scene.arena.getTag(ArenaTagType.GRAVITY))) {
+    if (forDefend && (this.getTag(BattlerTagType.IGNORE_FLYING) || this.scene.arena.getTag(ArenaTagType.GRAVITY) || this.getTag(BattlerTagType.GROUNDED))) {
       const flyingIndex = types.indexOf(Type.FLYING);
       if (flyingIndex > -1)
         types.splice(flyingIndex, 1);
@@ -730,7 +730,7 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
     while (pokemonPrevolutions.hasOwnProperty(starterSpeciesId))
       starterSpeciesId = pokemonPrevolutions[starterSpeciesId];
     return allAbilities[starterPassiveAbilities[starterSpeciesId]];
-  }
+  } 
 
   hasPassive(): boolean {
     return this.passive || this.isBoss();