ThunderCats (1985)

Summary

When the Thundercats'' homeworld is destroyed, a small group of survivors crash-land on the mysterious green world known as Third Earth. They soon find themselves in a desperate fight for survival against their mortal enemies the Mutants. However, things go from bad to worse when their battle with the vile Mutants awakens Mumm-Ra, an ancient ogre-mage whose dark magic powers know no rival.