He-Man and the Masters of the Universe Season 1 Episode 49
Whilst flying over the Sands of Time in the form of Zoar, The Sorceress is captured by a man called Nepthu, who has found his way into the Temple of the Sun and gained its power. He-Man goes with Man-At-Arms and Cringer (who is insisting that he must not become Battle Cat this time) to the temple to rescue her.
Episode Title: Temple of the Sun
Air Date: 1983-11-10