Game is Region Free with no restrictions. Plays on all USA version (NTSC) 3DS Consoles
Players can compete in local wireless matches or online over a broadband Internet connection.
The game supports both SpotPass and StreetPass features.Compatible with the 3DS
Players can show their own style by customizing their vehicles with accessories that give them a competitive advantage. For instance, giant tires help a kart drive off-road, while smaller tires work best on city courses.
People can choose to race as one of their favorite Mushroom Kingdom characters or even as their Mii character.