Mario Kart 7 is a game for the Nintendo 3DS. It's the ninth Mario Kart game, and the seventh main-series one. It's the first Mario Kart game to be made by more that one developer. The main new feature is the gliding, which helps players get over big gaps. Its sequel is Mario Kart 8. It is also the first Mario Kart game with underwater tracks. Coins return in it as well.