User blog comment:Gcheung28/Fannotate the Latest Avengers: Age of Ultron Trailer/@comment-4651179-20141023230551/@comment-4651179-20141025032732

They have already debunked the Planet Hulk rumor. They've said that Planet Hulk focuses entirely on Hulk, which means they wouldn't be able to use the conflict between the human and the monster, they would have to use a lot of CGI, and the main actor's face would barely be seen.