ThunderCats Season 1 Episode 20
Overview
Arriving at Mount Plun-Darr, the ThunderCats and Pumyra discover that the Thunderian slaves are being forced to excavate the Sword of Plun-Darr for Ratar-O and his Rats.
Episode Title: Return to Thundera
Duration: 23min
Air Date: 1985-10-04
IMDb: