There's a whole lot of Planet Hulk fun packed into the Thor: Ragnarok trailer that debuted at San Diego Comic-Con, but Taika Waititi explained to IGN why and how he decided to put his own spin on the classic story. "I was just trying to inject my tone and sensibility into it, and then those guys who actually know the comics came in and were like, 'Let's just push it in this direction back here,'" Waititi told IGN.