Mumm-Ra of Plun-Darr Part 1 ThunderCats Roar : Season 1 Episode 27
TV-Y7-FV Cartoon Network 11m
Aired: May 23rd, 2020 @ 8:00 AM EST on Cartoon Network
The Thundercats' worst nightmare comes true when their worst enemies, Mumm-Ra and The Mutants, team up after Mumm-Ra acquires The Sword of Plun-Darr.
