John Blackstar and Heman

John Blackstar and Heman is an animated crossover film, based on two animated TV-series, Blackstar from 1981 and Heman and the Masters of the Universe from 1983–1985.
==Story==
Overlord and Skeletor join forces to conquer both Eternia and Sagar, and must be defeated by Heman and his friends together with John Blackstar and his friends.
Category:Animated crossover films