Watch the full trailer, showing Iron Man, Captain America, Hulk, Black Panther, Black Widow, Deadpool, and more in action right below! Stay tuned to Marvel.com for more on "Marvel Heroes" in the coming weeks and months!
Can’t make it to the convention? Follow along with our liveblogs and visit Marvel's Comic-Con International San Diego 2012 hub. And don't forget the Marvel Events App & events.marvel.com, the best way to get exclusive videos, real-time announcements from the convention floor and up-to-the-minute panel, in-booth and signing schedules of all your favorite Marvel creators!