Teenage Mutant Ninja Turtles Mutant Mayhem Chopper Cycle with Rocksteady FigureGet ready for Mutant Mayhem with the Teenage Mutant Ninja Turtles Mutant Mayhem Chopper Cycle with Rocksteady Figure. When Superfly unleashes Mutant Mayhem in New York City, Rocksteady joins the fight on his Chopper Cycle! The cycle speeds down the city streets and Rocksteady launches into action! As the opponent approaches, Rocksteady presses the fin on the side of his Chopper Cycle to launch twin missiles in their direction. The baddie is quickly