There's only so much DIDDY KONG RACING a serious go-kart fan can handle, and to that end: OPEN KART. Realistic kart racing is the name of the game here, as you'll try to rise through the ranks of 100 cc, 125 cc, and 250 cc competition. Enjoy awesome 3D graphics and major AI throughout the game's 20 courses, spread across 10 different countries. The game's long list of modes lets you try a single race, tackle a season, or try to earn sponsorships and upgrades throughout an entire career.