Dracon Masters 17 Fortress of the Stone

Masters of the Universe is an American sword and planet media franchise created by Mattel. The main premise revolves around the conflict between He-Man and Skeletor on the planet Eternia, with a vast lineup of supporting characters in a hybrid setting of medieval sword and sorcery, and sci-fi technology. A follow-up series, She-Ra: Princess of Power, revolves around He-Man’s sister She-Ra and her rebellion against The Horde on the planet Etheria. Since its initial launch, the franchise has spawned a variety of products, including multiple lines of action figures, seven animated television series, several comic series, video games, books and magazines, a daily newspaper comic strip, and three feature films.

Source: Wikipedia