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Teenage Mutant Ninja Turtles: 4x14

Son of Return of the Fly II

Vengeful Baxter Stockman and an A.I. computer return to Earth from a dimentional limbo and capture the Turtles while luring Shredder into their trap as well.

Teenage Mutant Ninja Turtles: Season 4 Episode 14
Sep. 15, 1990