Birth of the Blades

Summary

Mumm-Ra arrives at Mount Plun-Darr and battles the Thundercats in an attempt to regain the Sword of Plun-Darr.

Guest stars

• Will Friedle as Lion-O (voice)
• Kevin Michael Richardson as Panthro / Ancient Spirits of Evil (voice)
• Robin Atkin Downes as Mumm-Ra / Addicus (voice)
• Dee Bradley Baker as Slithe / Kaynar / Rat (voice)
• Pamela Adlon as Pumyra (voice)
• Cree Summer as Panthera (voice)
• Jason Marsden as Leo (voice)