He-Man Power Sword; Skeletor had the second half, and used it as his main weapon. When joined, the two halves of the Power Sword will provide the key to Castle Grayskull (this is why the two figures' swords could combine into one, when the action figures were initially released). In one early illustrated story, He-Man and Skeletor united their two Power Sword halves to form the true Power Sword, defeating a common enemy. In June 2012, DC Comics began publishing a six-issue limited series, "He-Man and the Masters of the Universe", alongside the weekly digital first series "Masters of the Universe".
He-Man/ThunderCats Sorceress, who managed to get free while they traveled realities, summon the recovered heroes to support Lion-O and He-Man. Mummator starts to unlock the orb and the Power of Grayskull begins to flow into him. Even He-Man begins to weaken as his power is taken. Lion-O manages to slash Mummator's wrist and get the Power Sword back but it is too late to stop the orb from unlocking. Realizing they have one last chance He-Man and Lion-O risk combining the remaining power of Grayskull in He-Man and the Power Sword with the Sword of Omens even though both realized it