Watch ThunderCats Roar Season 1 Episode 23 full movie online free in HD with English subtitles – no download needed.
The ThunderCats have gotten so good at defeating the Mutants of Plun-Darr that it's basically become routine. That all changes with the arrival of the Mutants' old leader: Ratar-O, wielder of the Sword of Plun-Darr. Uh-oh.