Nickelodeon Season 1 – Episode 22 (The Pulverizer Returns!)

Episode 22: The Pulverizer Returns! The Turtles must team up with the Pulverizer after the Shredder threatens to create a team of mutants to take on the Turtles.

Nickelodeon Season 1 – Episode 18 (Cockroach Terminator)

Episode 18 – Cockroach Terminator A huge, powerful cockroach pursues the turtles as they attempt to sabotage a Kraag invasion scheme.