Irongirl [Toni Stark]; Wasp; Ant-Man [Hank Pym]; Hulk; Black Panther; Nick Fury; Bruce Banner; Dr. Strange; Tigra; Namorita; Dum Dum Dugan; Spider-Man; Thor; Avengers [Captain America; Vision; Scarlet Witch; Hawkeye]; X-Men [Cyclops; Jean Grey; Storm; Wolverine; Rogue; M]; Fantastic Four [Mr. Fantastic; Inviso-Girl; Human Torch; The Thing]; Namor, the Sub-Mariner (villain); Baron Mordo (villain); Baron Strucker (villain); Hydra (villain); Dormammu (villain); Attuma (villain); Hulk (villain)
Synopsis
Baron Strucker calls forth the dread Dormammu and it takes the combined might of all of earth's heroes to battle the terrible trio of Strucker, Dormammu and the Hulk.