Stream the full Thundercats Season 4 Episode 10 movie online for free in crystal-clear HD quality. No downloads required—just press play and enjoy the action, complete with English subtitles for an enhanced viewing experience.
Mumm-Ra summons Malcar, an ancient alchemist, to return from the dead. The alchemist returns old and weak, as he was when he died. Mumm-Ra takes him to the forest of youth to restore his youth and power. Malcar regains his powers, and uses them against the Thundercats. He transforms all the Thunderillium on the planet into Thundrainium.