'Game of Thrones' Ice Dragon Twist: How We Knew It Was Coming and What It Means Going Forward. Published Aug 21, 2017 at 2:45 AM EDT Updated Aug 21, 2017 at 10:58 AM EDT "Beyond the Wall." ...

Among the important cargo onboard the SpaceX Dragon capsule is material to create Silly Putty as well as ice cream. And it’s not that freeze-dried “astronaut” kind.

An ice dragon may sound cool in theory, but it would be pretty useless when it came to melting the Wall; it would only end up adding to its prodigious height. HBO.