-    _FEED_URL = 'http://www.spike.com/feeds/mrss/'
-    _MOBILE_TEMPLATE = 'http://m.spike.com/videos/video.rbml?id=%s'
-    _CUSTOM_URL_REGEX = re.compile(r'spikenetworkapp://([^/]+/[-a-fA-F0-9]+)')
-
-    def _extract_mgid(self, webpage):
-        mgid = super(SpikeIE, self)._extract_mgid(webpage, default=None)
-        if mgid is None:
-            url_parts = self._search_regex(self._CUSTOM_URL_REGEX, webpage, 'episode_id')
-            video_type, episode_id = url_parts.split('/', 1)
-            mgid = 'mgid:arc:{0}:spike.com:{1}'.format(video_type, episode_id)
-        return mgid