The Invincible Iron Man and the extraordinary Hulk must combine forces to save the Earth yet! After two Hydra boffins try to supercharge a Stark Arc Reactor with Hulk's Gamma Energy, they unleash Zzzax was named by a being of power - and he is hungry for devastation. Collectively, both Iron Man and Hulk are the sole force that stands in the way of the planetary black out of the Zzzax. But , the heroic duo is going to need to get through snarling Wendigos, deadly robots Abomination, and the power house. Can just two of Marvel's mightiest heroes find ways to come without smashing each other until time runs out?