Ridge Racer 6 - Xbox 360 THE ULTIMATE RACING CHALLENGE: Ridge Racer 6 offers the widest selection of cars and courses to date featuring over 130 new machines (including over 8 Special Machines), 30 challenging courses, and a classic mini-game at the start-up screen. NEW WORLD EXPLORER MODE: This brand new mode matches the player's gaming style offering over 230 races. EVOLVED NITROUS SYSTEM: Punch the nitrous and experience the intensity of new levels of speed. XBOX LIVE COMPATIBILITY: Compete head-to-head in online races. Challenge the worldwide unified time attack ranking in Global Time Attack. Upload/download Ghost Data for more challenges. Players may also download new content via the Xbox Live Marketplace.