He-Man is a heroic character in the Masters of the Universe franchise. He is the alter ego of Prince Adam and also the twin brother of She-Ra. He-Man and his friends defend Eternia and the secrets of Castle Grayskull from the evil forces of Skeletor.
Castle Grayskull is the source of He-Man’s powers. Inside the Castle lives the Sorceress, who grants Prince Adam his transformative abilities, and communicates telepathically with He-Man.
Fun Factoid: He-Man is able to rub his hands together fast enough to turn sand into glass