Iron Man & Hulk: Heroes United (2013) full movie watch cartoons online.
Synopsis: Iron Man and the Hulk have to find a way to work together and battle their way through wendigos, robots and the scaly Abomination after HYDRA scientists create Zzzzax, a being of pure energy, to cause a global blackout.
Directors: Eric Radomski, Leo Riley
Writers: Brandon Auman, Henry Gilroy
Stars: Adrian Pasdar, Fred Tatasciore, Dee Bradley Baker
More infor: IMDB, Wikipedia