The boy superhero returns to save the world in this spin-off from the original animated series. When he first happened upon the Ominitrix five year ago, it gave Ben the power to turn himself into 10 different aliens each with its own incredible abilities. Ben eventually gave up his role as a defender of Earth, and returned to normal life. But when Grandpa Max disappears, it sets Ben and his friends on a new course of interstellar adventures.