Teenage Mutant Ninja Turtles (1987): Season 9, Episode 2

9 - 2: Dregg of the Earth

The Turtles try to stop Dregg's Techno Gang from stealing a Proton Accelerator, but due to Carter's interference, the aliens get away. Dregg needs the device to repair his Molecular Converter, but the Turtles need to expose Dregg's true intentions.