The Avengers: Earth's Mightiest Heroes (2010)

S1E12 Gamma World (1)

The Leader unleashes a surge of gamma radiation from the Cube, causing mutations in anyone it contacts. In response, the Avengers join forces with Doc Sampson to thwart his plans. At the same time, Hawkeye embarks on a covert mission to a Hydra facility, aiming to apprehend Black Widow.