He-Man, Hydron, Flipshot, Sagitar, and Mara head to the planet Nekron to negotiate peace between the Mytes led by President Pell and the Gleanons led by General Nifel. They come to the aid of the Mytes when Crita collaborates with General Nifel in capturing President Pell in order to access the Transium Mines and obtain enough to make weapons for the Evil Mutants.