He-Man and the Masters of the Universe - Season 2 - Eps 48: Happy Birthday Roboto
He-Man and Man-At-Arms discover a crashed spaceship piloted by a robot. They take him back to the palace, where Man-At-Arms manages to repair the robot, who tells them his name is Roboto and he is a space explorer from the planet Robotica. He expresses his interest to explore Eternia, but during the night he is captured by Modulok, Man-At-Arms' sworn enemy! Modulok reprogrammes him to do his own dirty work, which involves the dastardly experiment of transplanting Man-At-Arms' brain into Modulok's extra head.....
About He-Man and the Masters of the Universe

Title: He-Man and the Masters of the Universe
First Air Date: 1983-09-05
Last Air Date: 1984-12-08
Status: Ended
Rating: 7.293/10 (from 374 votes)
Language: EN
Seasons: 3
Total Episodes: 130
Network: Syndication
Genres: Action & Adventure, Animation, Sci-Fi & Fantasy, Kids
Production Companies: Mattel, Filmation Associates
Synopsis
When Adam, Prince of the planet Eternia, raises his magic sword he transforms into He-Man (the most powerful man in the universe). With his allies and friends, he battles the evil Skeletor and his minions to protect the secrets of Castle Greyskull.
Cast

John Erwin
He-Man / Prince Adam / Ram Man / Beast Man / Whiplash / Webstor / Faker / Granamyr (voice)

Alan Oppenheimer
Skeletor / Battle Cat / Cringer / Man-at-Arms / Mer-Man / Buzz-Off (voice)

Linda Gary
Teela / Evil-Lyn / Queen Marlena / Sorceress of Castle Greyskull (voice)

Lou Scheimer
Orko / King Randor / Stratos / Mekaneck / Man-E-Faces (voice)

Erika Scheimer
Arcadian women (voice)