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 within Castle Grayskull. In the Episode of the original series "Eternal Darkness", He-Man was shown pushing a moon of Eternia into a specific orbit, and then later returning it to its original position by hand. He can remain as He-Man for as long as he wants but if he takes too much damage or uses too much raw force, he will revert to his original form of Adam. In the 2002 series, He-Man is shown enduring the brunt of at least two large explosions, which he survives, but reverts to Adam in the process, suggesting that even He-Man has a