He-Man and the Masters of the Universe was a cartoon series, that first came out in 1983. It aired in first run syndication. It was based on a popular toy line and told the story of Adam, who was prince of the planet, Eternia. Prince Adam had a magic sword that could turn him into He-Man, the most powerful man in the universe. He-Man along with, Battle Cat, Teela, Man-At-Arms, and Orko, fought Skeletor, who wanted to take over the universe. It was very popular and inspired 2 more shows, one made in the early 1990s and another in 2002. There was also a spin-off called "", which was about He-Man's sister.