Iron Man & Hulk: Heroes United (2013)

Liam O'Brien, Dee Bradley Baker, Adrian Pasdar, Fred Tatasciore

The Invincible Iron Man and the Incredible Hulk must join forces to save the Earth from its greatest threat yet! When two Hydra scientists try to supercharge a Stark Arc Reactor with Hulk's Gamma Energy, they unleash a being of pure electricity called Zzzax - and he's hungry for destruction. Togethe