The Evil Mutants have taken over the prison ship Gaolotia. When Caz and Drissi take an Astrosub and get baited to Gaolotia, Skeletor contacts He-Man telling him to come rescue them at Gaolotia. The Sorceress of Castle Grayskull contacts He-Man stating that Skeletor is having Gaolotia placed in the path of the comet Xenon.