He-Man/ThunderCats defeated villains and Cringer runs into He-Man's arms thrilled his best friend is alive. The three rush back to the ship desperate to get back to Eternia before it is too late. The four Ancient Spirits of Evil have arrived on the doorstep of Castle Grayskull while Skeletor and Mumm-Ra look on. Randor has assembled an army alongside the Thundercats and the combined heroes attack the giants. Man-At-Arms, Tygra, and Panthro assemble a cannon of combined Eternian and Thundarian tech to attack the Spirits while the others buy them time. Inside the Castle the Sorceress summons the Castle's defenses to
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