デバッグ設定なら、*Debug*.unityをシーンビルドから外す、UnityEditor。

UpdateScenesInBuild.cs

void UpdateScenesInBuild ()
  {
		List<EditorBuildSettingsScene> scenes = new List<EditorBuildSettingsScene> (EditorBuildSettings.scenes);
		bool isDev = EditorUserBuildSettings.development;
		
		foreach (EditorBuildSettingsScene scene in scenes) {
			
			if (scene.path.Contains ("Debug")) {
				scene.enabled = isDev;
				
				if (isDev) {
					Debug.Log ("ENABLE SCENE:" + scene.path);
				} else {
					Debug.Log ("DISABLE SCENE:" + scene.path);
				}
			}
		}
		
		EditorBuildSettings.scenes = scenes.ToArray ();
	}