ThunderCats S01E08

Survivors from the catastrophe that befell the home planet Thundera, the feline humanoid ThunderCats make Third Earth their new home. They are beset by their enemies the Mutants who also made their way to Third Earth. The Mutants are led by Slythe, but they are forced to serve an ancient evil they inadvertently awakened: Mumm-Ra. Lion-O and the other ThunderCats fight for Truth, Justice and the Thunderian way, as well as providing some nice morals in each episode.