He-Man and the Masters of the Universe - Season 1 - Eps 6: The Deep End
An unexpected power surge across Eternia prompts the heroes and villains to search the Sea of Rakash for answers. It becomes apparent that the Coridite crystal, long though destroyed, still exists in the possession of Mer-Man. Man-At-Arms manages to grab the Coridite but Mer-Man prevents the hero from escaping. Just as Mer-Man is about to retrieve the crystal, his large fish ally swallows Man-At-Arms and the Coridite crystal! Unexpectedly, the Coridite causes a mutation inside the giant fish, making the creature extremely powerful and dangerous...
About He-Man and the Masters of the Universe

Title: He-Man and the Masters of the Universe
First Air Date: 2002-08-16
Last Air Date: 2004-01-10
Status: Ended
Rating: 7.4/10 (from 53 votes)
Language: EN
Seasons: 2
Total Episodes: 39
Network: Cartoon Network
Genres: Action & Adventure, Animation, Sci-Fi & Fantasy, Kids
Production Companies: Unknown
Synopsis
Years ago, two leaders battled for the fantastical land of Eternia, one became the good King Randor, the other grew into the evil monster Skeletor who plans to rise once again and take Eternia. To protect the kingdom, the mystical powers of Castle Greyskull chose a hero - Randor's lazy, impulsive teenage son Adam.
Cast

Cam Clarke
He-Man (voice)

Lisa Ann Beley
Teela (voice)

Garry Chalk
Man-at-Arms (voice)

Brian Dobson
Skeletor (voice)

Kathleen Barr
Evil-Lyn (voice)

Gabe Khouth
Orko (voice)

Nicole Oliver
Sorceress (voice)

Michael Donovan
King Randor (voice)

Christopher Judge

Don Brown