The Luna-tacks have been freed by the mutants. Mumm-Ra joins forces with them to destroy the Thundercats, and after doing so, they would rule third earth together. The Luna-tacks meet the Thundercats in battle, and prove to be much stronger than them. In fact, Tugg-Mugg, one of the Luna-tacks manages to break the sword of omens in half. Bengali however manages to reforge it since he is a Thundarian Blacksmith.
Elenco: Bob McFadden , Larry Kenney , Earl Hammond , Lynne Lipton , Earle Hyman , Peter Newman , Gerrianne Raphael , Doug Preis , Will Friedle , Emmanuelle Chriqui , Kevin Michael Richardson , Matthew Mercer .