User blog comment:MrAnonymous/Do you think the future Dean saw in season 5 could still happen?/@comment-3481504-20120608011020/@comment-3481504-20120616202334

You know what, sure, fine he could still lose his powers till then, though that's highly unlikely. Plus, Death's ring is of the keys to the cage, and NO ONE can take it from Death, so Lucifer can never get back out.