Skelator

Skeletor () is a supervillain and the main antagonist of the Masters of the Universe franchise created by Mattel. He is usually depicted as an evil skull-faced, blue-skinned sorcerer who serves as the archenemy of He-Man. In the storyline of the franchise, Skeletor is determined to discover the secrets of Castle Grayskull, which he believes will allow him to conquer the planet Eternia and the entire universe, and become the titular Master of the Universe.