Nickelodeon Teenage Mutant Ninja Turtles Out of the Shadows Battle Sounds Rocksteady Action Figure Rock steady is ready to Rumble, and this Mutant Rhino is going to be tough for the Turtles to handle! Press down on Leonardo's backpack to swing his Club and speak lines from the movie! With 10 phrases and sounds! 6, fully poseable figure from the movie teenage Mutant Ninja Turtles: out of the shadows from Paramount pictures.