Thundercats - Season 1, Episode 7: Trouble with Time
Trailer
The show follows the adventures of the eponymous team of heroes, at-like humanoid aliens who must battle mutants led by the evil S-S-Slithe and the ancient devil priest, Mumm-Ra, who seeks the source of the ThunderCats’ power: the Eye of Thundera, embedded in the Sword of Omens, possessed by young noble Lion-O.