diff --git a/Assets/Editor.meta b/Assets/Editor.meta
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index 0000000..4362b37
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+++ b/Assets/Editor.meta
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diff --git a/Assets/Editor/StartFromCore.cs b/Assets/Editor/StartFromCore.cs
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+++ b/Assets/Editor/StartFromCore.cs
@@ -0,0 +1,47 @@
+// 文件路径：Assets/Editor/StartFromCore.cs
+using UnityEditor;
+using UnityEditor.SceneManagement;
+using UnityEngine;
+
+namespace Editor
+{
+    public static class StartFromCore
+    {
+        // 菜单路径：Tools/Start From Core   快捷键：Ctrl+Shift+C
+        [MenuItem("Tools/Start From Core %#c", false, 0)]
+        private static void StartFromCoreScene()
+        {
+            if (EditorApplication.isPlaying)
+            {
+                Debug.Log("已在 Play 模式，忽略重复操作。");
+                return;
+            }
+
+            string coreScenePath = "Assets/Scenes/Core.unity";
+            var coreScene = AssetDatabase.LoadAssetAtPath<SceneAsset>(coreScenePath);
+
+            if (coreScene == null)
+            {
+                EditorUtility.DisplayDialog(
+                    "找不到 Core 场景",
+                    $"请在 {coreScenePath} 放置名为 Core 的场景文件。",
+                    "确定");
+                return;
+            }
+
+            // 保存当前场景（可选）
+            if (EditorSceneManager.SaveCurrentModifiedScenesIfUserWantsTo())
+            {
+                // 把 Core 场景设置成“唯一”启动场景
+                EditorSceneManager.playModeStartScene = AssetDatabase.LoadAssetAtPath<SceneAsset>(coreScenePath);
+
+                // 进入 Play 模式
+                EditorApplication.EnterPlaymode();
+            }
+        }
+
+        // 当正在播放时禁用菜单
+        [MenuItem("Tools/Start From Core", true)]
+        private static bool ValidateStartFromCoreScene() => !EditorApplication.isPlaying;
+    }
+}
diff --git a/Assets/Editor/StartFromCore.cs.meta b/Assets/Editor/StartFromCore.cs.meta
new file mode 100644
index 0000000..a1a62d8
--- /dev/null
+++ b/Assets/Editor/StartFromCore.cs.meta
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