Thundarr the Barbarian

Thundarr the Barbarian is an American post-apocalyptic animated series created by Steve Gerber and produced by Ruby-Spears.

It aired on ABC from 1980 to 1981 (later rerun on NBC). In a ruined future Earth, Thundarr, Princess Ariel and Ookla the Mok fight wizards and mutants.