Vikings: Season 4 Returns Comic Con Teaser | History

Vikings: Season 4 Returns Comic Con Teaser | History Check out the new teaser from this year's Comic Con #Vikings Subscribe for more from Vikings and other great HISTORY shows: http://www.youtube.com/subscription_center?add_user=historychannel Learn how to be like a Viking by watching these clips: https://www.youtube.com/playlist?list=PLob1mZcVWOah_GDJ-IrmYHvAA_WM8vFWP Watch more Vikings on YouTube in this playlist: https://www.youtube.