He-Man and the Masters of the Universe

"He-Man and the Masters of the Universe" is an iconic 1980s animated television series produced by Filmation, based on Mattel's popular toy line. It follows the adventures of Prince Adam, who transforms into the mighty He-Man to defend the magical world of Eternia and Castle Grayskull from the evil Skeletor. The show was a groundbreaking success, influencing children's television and leaving a lasting cultural legacy.

Sources

[1] IMDb
[2] Masters of the Universe Wiki (https://mastersoftheuniverse.fandom.com/wiki/He-Man_and_the_Masters_of_the_Universe_(1983_TV_series))
[3] Mattel Corporate
[4] The 1980s: Masters of the Universe