Mario Kart 7 is a kart racing video game, as with the previous games in the Mario Kart series, players participate in racing on various Mario-themed tracks, playing as one of seventeen different Mario characters. While racing, the players make use of power-up items that either assist their character or hinder opposing characters. New additions to the game include hang-gliding attachments for karts, the ability to drive underwater, the ability to drive in first person, and the ability to fully customize the vehicles' builds.