User blog comment:Xenronnin/NEW! Skyrim DLC - Dragonborn Unleashed (idea)/@comment-69.171.187.27-20121019231042/@comment-142.227.222.1-20121206153525

Just saying they most likely didnt die out insteasd they disapeared so they might be in a different relm or like you said dead, or they could be hideing who knows but lets hope well find out in this game or the next one in the series. =)