diff --git a/public/libs/events.js b/public/libs/events.js
index ad1a5aa..d49758a 100644
--- a/public/libs/events.js
+++ b/public/libs/events.js
@@ -2833,6 +2833,9 @@ events.prototype._action_function = function (data, x, y, prefix) {
         if (typeof func == 'string' && func.indexOf('function') == 0) {
             eval('(' + func + ')()');
         }
+        if (typeof func === 'function') {
+            func();
+        }
     } catch (e) {
         console.error(e);
     }
diff --git a/public/project/enemys.js b/public/project/enemys.js
index 0d9c8c6..0e505ca 100644
--- a/public/project/enemys.js
+++ b/public/project/enemys.js
@@ -1,6 +1,6 @@
 var enemys_fcae963b_31c9_42b4_b48c_bb48d09f3f80 = 
 {
-	"greenSlime": {"name":"绿头怪","hp":0,"atk":0,"def":0,"money":0,"exp":0,"point":0,"special":[]},
+	"greenSlime": {"name":"绿头怪","hp":0,"atk":0,"def":0,"money":0,"exp":0,"point":0,"special":[27]},
 	"redSlime": {"name":"红头怪","hp":0,"atk":0,"def":0,"money":0,"exp":0,"point":0,"special":[16,18],"value":10},
 	"blackSlime": {"name":"青头怪","hp":0,"atk":0,"def":0,"money":0,"exp":0,"point":0,"special":[]},
 	"slimelord": {"name":"怪王","hp":100,"atk":120,"def":0,"money":10,"exp":0,"point":0,"special":[1,9]},
diff --git a/public/project/floors/sample1.js b/public/project/floors/sample1.js
index 2d3f74a..840f27e 100644
--- a/public/project/floors/sample1.js
+++ b/public/project/floors/sample1.js
@@ -30,7 +30,7 @@ main.floors.sample1=
     [  0,  0,  0,151,  0,  0,  0,152,152,221,  0,221,153],
     [  0,  0,  0,151,  0,  0,  0,121,  0,  0,  0,  0,153],
     [151,  0,151,151,  0,153,153,153,153,153,153,153,153],
-    [  0,  0,  0,  0,  0,  0,  0,164,  0,  0,163,  0,  0],
+    [  0,  0,  0,  0,201,  0,  0,164,  0,  0,163,  0,  0],
     [  1,  1,  1,  1,  0, 20,  0,  0,  0,162,  0,161,  0],
     [  1,  0,123,  1,  0, 20,124,  0,121,  0,122,  0,126],
     [  1,  0,  0,  1, 88, 20,  0,  0,  0,  0,  0,  0,  0]
@@ -626,5 +626,12 @@ main.floors.sample1=
     },
     "width": 13,
     "height": 13,
-    "beforeBattle": {}
+    "beforeBattle": {},
+    "cannotMoveIn": {},
+    "bg2map": [
+
+],
+    "fg2map": [
+
+]
 }
\ No newline at end of file
diff --git a/public/project/plugins.js b/public/project/plugins.js
index 3c9abd9..280b8ca 100644
--- a/public/project/plugins.js
+++ b/public/project/plugins.js
@@ -1059,14 +1059,10 @@ var plugins_bb40132b_638b_4a9f_b028_d3fe47acc8d1 = {
                         let x = this.x;
                         let y = this.y;
                         const { x: dx, y: dy } = core.utils.scan[dir];
-                        this.col.list.forEach(v => {
-                            if (v.x === x + dx * 2 && v.y === y + dy * 2) {
-                                const loc = `${x + dx},${y + dy}`;
-                                this.setMapDamage(damage, loc, 0);
-                                damage[loc].ambush = damage[loc].ambush ?? [];
-                                damage[loc].ambush.push(this);
-                            }
-                        });
+                        const loc = `${x + dx},${y + dy}`;
+                        this.setMapDamage(damage, loc, 0);
+                        damage[loc].ambush = damage[loc].ambush ?? [];
+                        damage[loc].ambush.push(this);
                     }
                 }
 
@@ -1307,10 +1303,9 @@ var plugins_bb40132b_638b_4a9f_b028_d3fe47acc8d1 = {
                 for (const enemy of info.ambush) {
                     actions.push({
                         type: 'function',
-                        function:
-                            'function() { ' +
-                            `core.battle(${enemy.x}, ${enemy.y}, true, core.doAction); ` +
-                            '}',
+                        function: () => {
+                            core.battle(enemy, void 0, true, core.doAction);
+                        },
                         async: true
                     });
                 }
diff --git a/src/game/enemy/battle.ts b/src/game/enemy/battle.ts
index 653de76..acfa2ec 100644
--- a/src/game/enemy/battle.ts
+++ b/src/game/enemy/battle.ts
@@ -23,25 +23,37 @@ export function getEnemy(
 
 function init() {
     core.enemys.canBattle = function canBattle(
-        x: number,
+        x: number | DamageEnemy,
         y: number,
         floorId: FloorIds = core.status.floorId
     ) {
-        const enemy = getEnemy(x, y, floorId);
-        const { damage } = enemy!.calDamage();
+        const enemy = typeof x === 'number' ? getEnemy(x, y, floorId) : x;
+        if (!enemy) {
+            throw new Error(
+                `Cannot get enemy on x:${x}, y:${y}, floor: ${floorId}`
+            );
+        }
+        const { damage } = enemy.calDamage();
 
         return damage < core.status.hero.hp;
     };
 
     core.events.battle = function battle(
-        x: number,
+        x: number | DamageEnemy,
         y: number,
         force: boolean = false,
         callback?: () => void
     ) {
         core.saveAndStopAutomaticRoute();
-        const enemy = getEnemy(x, y);
+        const isLoc = typeof x === 'number';
+        const enemy = isLoc ? getEnemy(x, y) : x;
+        if (!enemy) {
+            throw new Error(
+                `Cannot battle with enemy since no enemy on ${x},${y}`
+            );
+        }
         // 非强制战斗
+        // @ts-ignore
         if (!core.canBattle(x, y) && !force && !core.status.event.id) {
             core.stopSound();
             core.playSound('操作失败');
@@ -52,7 +64,7 @@ function init() {
         if (!core.status.event.id) core.autosave(true);
         // 战前事件
         // 战后事件
-        core.afterBattle(enemy, x, y);
+        core.afterBattle(enemy, isLoc ? x : enemy.x, y);
         callback?.();
     };
 
@@ -149,5 +161,22 @@ loading.once('coreInit', init);
 declare global {
     interface Enemys {
         getCurrentEnemys(floorId: FloorIds): CurrentEnemy[];
+        canBattle(enemy: DamageEnemy, _?: number, floorId?: FloorIds): boolean;
+        canBattle(x: number, y: number, floorId?: FloorIds): boolean;
+    }
+
+    interface Events {
+        battle(
+            enemy: DamageEnemy,
+            _?: number,
+            force?: boolean,
+            callback?: () => void
+        ): void;
+        battle(
+            x: number,
+            y?: number,
+            force?: boolean,
+            callback?: () => void
+        ): void;
     }
 }
diff --git a/src/types/enemy.d.ts b/src/types/enemy.d.ts
index 201a1d4..ddd6305 100644
--- a/src/types/enemy.d.ts
+++ b/src/types/enemy.d.ts
@@ -253,22 +253,6 @@ interface Enemys {
     getEnemys(): {
         [P in EnemyIds]: Enemy<P>;
     };
-
-    /**
-     * 判定主角当前能否打败某只敌人
-     * @example core.canBattle('greenSlime',0,0,'MT0') // 能否打败主塔0层左上角的绿头怪（假设有）
-     * @param enemy 敌人id或敌人对象
-     * @param x 敌人的横坐标
-     * @param y 敌人的纵坐标
-     * @param floorId 敌人所在的地图
-     * @returns true表示可以打败，false表示无法打败
-     */
-    canBattle(
-        x: number,
-        y: number,
-        floorId?: FloorIds,
-        dir?: Dir | 'none' | (Dir | 'none')[]
-    ): boolean;
 }
 
 declare const enemys: new () => Enemys;
diff --git a/src/types/event.d.ts b/src/types/event.d.ts
index f19d62b..7263ff5 100644
--- a/src/types/event.d.ts
+++ b/src/types/event.d.ts
@@ -99,22 +99,6 @@ interface Events extends EventData {
      */
     trigger(x: number, y: number, callback?: () => void): void;
 
-    /**
-     * 战斗，如果填写了坐标就会删除该点的敌人并触发战后事件
-     * @example core.battle('greenSlime'); // 和从天而降的绿头怪战斗（如果打得过）
-     * @param id 敌人id，必填
-     * @param x 敌人的横坐标
-     * @param y 敌人的纵坐标
-     * @param force true表示强制战斗
-     * @param callback 回调函数
-     */
-    battle(
-        x: number,
-        y: number,
-        force: boolean = false,
-        callback?: () => void
-    ): void;
-
     /**
      * 开门（包括三种基础墙）
      * @example core.openDoor(0, 0, true, core.jumpHero); // 打开左上角的门，需要钥匙，然后主角原地跳跃半秒