diff --git a/config/formats.ts b/config/formats.ts
index cd25810b79a0..eeab32d578ce 100644
--- a/config/formats.ts
+++ b/config/formats.ts
@@ -1353,7 +1353,7 @@ export const Formats: import('../sim/dex-formats').FormatList = [
 				move.critRatio = (move.critRatio || 1) + (forte.critRatio || 1) - 1;
 				const VALID_PROPERTIES = [
 					'alwaysHit', 'basePowerCallback', 'breaksProtect', 'drain', 'forceSTAB', 'forceSwitch', 'hasCrashDamage', 'hasSheerForce',
-					'ignoreAbility', 'ignoreAccuracy', 'ignoreDefensive', 'ignoreEvasion', 'ignoreImmunity', 'mindBlownRecoil', 'noDamageVariance',
+					'ignoreAbility', 'ignoreAccuracy', 'ignoreDefensive', 'ignoreEvasion', 'ignoreImmunity', 'mindBlownRecoil', 'chloroblastRecoil', 'noDamageVariance',
 					'ohko', 'overrideDefensivePokemon', 'overrideDefensiveStat', 'overrideOffensivePokemon', 'overrideOffensiveStat', 'pseudoWeather',
 					'recoil', 'selfdestruct', 'selfSwitch', 'sleepUsable', 'smartTarget', 'stealsBoosts', 'thawsTarget', 'volatileStatus', 'willCrit',
 				] as const;
diff --git a/data/mods/gen9ssb/scripts.ts b/data/mods/gen9ssb/scripts.ts
index 428c94ab672c..86bee9f04c9b 100644
--- a/data/mods/gen9ssb/scripts.ts
+++ b/data/mods/gen9ssb/scripts.ts
@@ -1555,7 +1555,7 @@ export const Scripts: ModdedBattleScriptsData = {
 				this.battle.add('-hitcount', targets[0], hit - 1);
 			}
 
-			if ((move.recoil || move.id === 'chloroblast') && move.totalDamage) {
+			if ((move.recoil || move.chloroblastRecoil) && move.totalDamage) {
 				const hpBeforeRecoil = pokemon.hp;
 				this.battle.damage(this.calcRecoilDamage(move.totalDamage, move, pokemon), pokemon, pokemon, 'recoil');
 				if (pokemon.hp <= pokemon.maxhp / 2 && hpBeforeRecoil > pokemon.maxhp / 2) {
diff --git a/data/moves.ts b/data/moves.ts
index 64e608c6486d..9f0cd2a7b1a4 100644
--- a/data/moves.ts
+++ b/data/moves.ts
@@ -2511,7 +2511,7 @@ export const Moves: import('../sim/dex-moves').MoveDataTable = {
 		pp: 5,
 		priority: 0,
 		flags: {protect: 1, mirror: 1, metronome: 1},
-		// Recoil implemented in battle-actions.ts
+		chloroblastRecoil: [1, 2],
 		secondary: null,
 		target: "normal",
 		type: "Grass",
@@ -19036,7 +19036,7 @@ export const Moves: import('../sim/dex-moves').MoveDataTable = {
 				} else {
 					this.add('-activate', target, 'move: Substitute', '[damage]');
 				}
-				if (move.recoil || move.id === 'chloroblast') {
+				if (move.recoil || move.chloroblastRecoil) {
 					this.damage(this.actions.calcRecoilDamage(damage, move, source), source, target, 'recoil');
 				}
 				if (move.drain) {
diff --git a/sim/battle-actions.ts b/sim/battle-actions.ts
index 5e5e46098922..165cb295a87a 100644
--- a/sim/battle-actions.ts
+++ b/sim/battle-actions.ts
@@ -992,7 +992,7 @@ export class BattleActions {
 			this.battle.add('-hitcount', targets[0], hit - 1);
 		}
 
-		if ((move.recoil || move.id === 'chloroblast') && move.totalDamage) {
+		if ((move.recoil || move.chloroblastRecoil) && move.totalDamage) {
 			const hpBeforeRecoil = pokemon.hp;
 			this.battle.damage(this.calcRecoilDamage(move.totalDamage, move, pokemon), pokemon, pokemon, 'recoil');
 			if (pokemon.hp <= pokemon.maxhp / 2 && hpBeforeRecoil > pokemon.maxhp / 2) {
@@ -1403,7 +1403,7 @@ export class BattleActions {
 	}
 
 	calcRecoilDamage(damageDealt: number, move: Move, pokemon: Pokemon): number {
-		if (move.id === 'chloroblast') return Math.round(pokemon.maxhp / 2);
+		if (move.chloroblastRecoil) return Math.round(pokemon.maxhp * move.chloroblastRecoil[0] / move.chloroblastRecoil[1]);
 		return this.battle.clampIntRange(Math.round(damageDealt * move.recoil![0] / move.recoil![1]), 1);
 	}
 
diff --git a/sim/dex-moves.ts b/sim/dex-moves.ts
index 4becd92a7dc5..870b2074869b 100644
--- a/sim/dex-moves.ts
+++ b/sim/dex-moves.ts
@@ -210,6 +210,7 @@ export interface MoveData extends EffectData, MoveEventMethods, HitEffect {
 	recoil?: [number, number];
 	drain?: [number, number];
 	mindBlownRecoil?: boolean;
+	chloroblastRecoil?: [number, number];
 	stealsBoosts?: boolean;
 	struggleRecoil?: boolean;
 	secondary?: SecondaryEffect | null;