Watch The Avengers Earth's Mightiest Heroes Season 1 Episode 21 full movie online free in HD with English subtitles – no download needed.
The Avengers Earth's Mightiest Heroes: When HYDRA wages war on A.I.M. over the Cosmic Cube, Black Widow turns to the Avengers for help. However, the Avengers experience difficulty trying to save the world when Maria Hill, who is filling in for the missing Nick Fury as director of S.H.I.E.L.D., considers the heroes vigilantes and will stop at nothing to keep them out of S.H.I.E.L.D.'s business