He-Man clash with Skeletor, in which Skeletor was flung deep beneath Castle Grayskull into a pit filled with steaming liquid. The film ended with a post-credit scene in which Skeletor emerged from the liquid and proclaimed, "I'll be back!". After the end of the Masters of the Universe toy line, Mattel attempted to revive interest in He-Man by producing a new toy line, entitled "He-Man". The accompanying storyline in the mini-comics packaged with the figures explained that He-Man had left Eternia and pursued Skeletor into the depths of space, where Skeletor had set his sights on conquering the distant world of
He-Man These biographies suggested that several "He-Men" have come into existence – such as Vikor (based on an early concept design for the vintage He-Man), Oo-Larr (based on the jungle He-Man from the first minicomic), and Wun-Dar (based on the so-called "Wonder Bread" He-Man figure) – but Prince Adam was the only one who actually wielded the Power Sword and transformed into the true He-Man. In the Filmation series "He-Man and the Masters of the Universe" as well as in "", He-Man and Prince Adam were voiced by John Erwin. Erwin alternated between two distinct deliveries, though in the show's intro