Like the saying goes, what goes up, must come down in a hail of ice dragon fire. The Night King just showed off his new whip.) We speculated that possibly the only way to kill ice Viserion is by killing the Night King. Martin had a kids book in the ’80s called The Ice Dragon, in which an ice dragon totally demolished some fire-breathing ones. Because of this, perhaps Drogon will be the one to kill Viserion, since his namesake, Khal Drogo (Jason Momoa), killed Viserion’s namesake, Viserys (Harry Lloyd).
Source: Huffington Post August 28, 2017 03:12 UTC