rotor riot mfi certified gamepad controller for ios iphone - wired with l3 + r3 buttons, power pass through charging, improved 8 way d-pad, and redesigned zerog mobile device rotor riot rotor riot announces the world's first wired controller with steam link capabilities approved by apple for ios devices that supports l3/r3 fire buttons on the joysticks. a full size, fully functioning controller for mobile use. it is hard wired to your ios device to ensure low latency and a guaranteed connection. the rotor riot game controller is the only mfi ios game controller that has l3/r3 triggers. now that steam link is here, it's a great way to enjoy playing your mac or pc games with the relative freedom and comfort of an iphone or apple tv.