Iron Man and Hulk Heroes United (2013)
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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