Teenage Mutant Ninja Turtles (2003)

Season 7: Back to the Sewer

Episode 12: Super Power Struggle

Mikey resumes his role as Turtle Titan, finding a green cape after a battle. Forcing Raph to don it as a sidekick, Mikey is surprised that it grants him super powers; the cape belonged to the Green Mantle, the Justice Force are impressed enough to invite Raph to join. Dr. Malignus tries to get the cape for his own villainous designs. Mikey becomes jealous of Raph, resulting in them tearing the cape in two in a tug-a-war for it; each wears a half, but finds that their unique abiliites have been divided between them. In the end, they give the cape back to the original green mantle.