Shell in a Cell

Rise of the Teenage Mutant Ninja Turtles – Season 1

Leo unseats Raph's wrestling idol Ghostbear from his title as the champion of the world after accidentally falling on him from the rafters. Raph soon becomes irked by Leo's cockiness and decides to wrestle him himself. When Ghostbear joins the fight, Raph learns that Ghostbear doesn't play by the rules.