The Super Hero Squad Show

Planet Hulk! (Six Against Infinity, Part 5) (2x19)

:

After being thrown into a portal by Dark Surfer, Hulk ends up on Sakaar and he is captured by the Red King for gladiator-themed tournament games. In order to be free of the Red King's cruelness, Hulk teams up with two other gladiators named Miek and Korg.