Pre-Owned Remote Control Mario Kart Racer! This is the Mario Kart Anti-Gravity Remote Control Racer. Turn on the switch on the remote control, and switch Off/On switch on the bottom of the Mario Racer to the On position and you're ready to go. After that, with the push of a button, you can switch your Mario Kart Anti-Gravity mode watch the tires flatten and the anti-gravity fun begin. Shipping weight 2 lbs 5 oz.