He-Man/ThunderCats illusion any longer, and Castle Grayskull is revealed in front of the final Spirit. The Spirit attacks the Castle and the Sorceress manages to hold a protective shield to keep the Castle safe. Panthro and Man-At-Arms aim the cannon at the Spirit and fire, knocking it back. Before they can fire again the Spirit grabs Man-At-Arms and Panthro leaps to free him. While the Spirit is distracted by the two Tygra manages to aim the cannon at the Disk and fire, destroying the last Spirit. As the heroes celebrate, Skeletor watches and comments to Mumm-Ra that the Spirits did better
He-Man in a 90-minute series premiere, in which the 16-year-old Prince Adam was summoned to Castle Grayskull by the Sorceress to assume the identity of He-Man and his role as Eternia's defender. The portrayal of his character in this series was consistent with Filmation's portrayal, although the character of Prince Adam was brasher and more youthfully energetic than his 1980s counterpart (conveying the image of a teenage boy saddled with the responsibility of defending a planet from evil). The Adam/He-Man character was redesigned, to make the character's secret identity more credible. The third-season episode "The Power of Grayskull" revealed Adam/He-Man to