The heat is on in Mushroom Kingdom. Everyone's favorite characters and new ones are back in this crazy fun, Mario racing game! Mario Kart on Wii is one of the hottest games out right now. Have a blast with tons of brand new arenas and every arena played in all of the Mario Kart series! Dare to try on the best in the GrandPrix Arena? Ready to smoke up the roadway with amazing, never before seen tricks? Then join thousands of others in the awesome game experience with Mario Karts latest hit complete with skill-based missions and the ultimate battle for the right to wear Mushroom Kingdom's Winner's crown! Have fun!