4 Best Walking Dead Crossover Theories

From reviving some of Walking Dead's best characters, to giving compelling backstory to surviving fan favorites, here's the biggest theories behind the recent Walking Dead crossover announcement. The Walking Dead Cast's Favorite Moments from 8 Seasons: https://www.youtube.com/watch?v=hz-5OH6_wn4 The Walking Dead Just Revealed a Major Crossover - NYCC 2017: https://www.youtube.com/watch?v=WQwWix3649s Catch up on the best from IGN! https://www.youtube.com/watch?v=PhSCJ8tADIw&list=PLE196726F02565118&index=1 Subscribe to IGN for more! http://www.youtube.com/user/IGNentertainment?sub_confirmation=1 ------------------------------­---- Follow IGN for more! ------------------------------­---- YOUTUBE: https://www.youtube.com/user/ignentertainment?sub_confirmation=1 IGN OFFICIAL APP: http://www.ign.com/mobile FACEBOOK: https://www.facebook.com/ign TWITTER: https://twitter.com/ign INSTAGRAM: https://instagram.com/igndotcom/?hl=en WEBSITE: http://www.ign.com/ GOOGLE+: https://plus.google.com/+IGN