Book spoiler discussion of the show goes here, for those who want to discuss the episode in relation to the books, and with reference to spoilers from them.This topic should open automatically around the start of airing.
Not a maybe: Bran's going back in time further and further... all the way to the time when the First Men started to execute criminals before a weirwood tree, using the greenseer knowledge whether the criminal was guilty or not.... Except CotF would never have used greenseers for such a thing, only humans would come up with that idea.