8×10 photo autographed by the voice of Skeletor, Alan Oppenheimer. Oppenheimer is recognized as the voice of many characters, often for Filmation in the 1970s and 1980s, such as Overlord on “BlackStar”, Skeletor, Man-At-Arms and Mer-Man from Filmation’s 1980’s cartoon He-Man and the Masters of the Universe. Other notable voice roles include Falkor, Gmork, Rockbiter, and the Narrator from 1984’s The NeverEnding Story. Skeletor is a fictional character and the main antagonist of the Masters of the Universe franchise created by Mattel. He is the archenemy of He-Man. Certificate of Authenticity from Beckett Authentication (BAS) included.