As Lion-O and Pumyra try to evade Mumm-Ra and his forces in the mines of Mount Plundarr in an effort to keep the Sword of Plundarr out his hands, we flash back in time and discover its origin ... and its relationship with the Sword of Omens.

Cast: Will Friedle, Pamela Adlon, Dee Bradley Baker, Robin Atkin Downes, Jason Marsden, Kevin Michael Richardson, Cree Summer