Dance Dance Revolution X (DDR X) for Sony PS2 Playstation 2 is a music video game in the dance genre developed by Konami. It is the tenth installment in the popular Dance Dance Revolution series, which invites players to match their physical dance steps with the on-screen instructions, thus creating an immersive dance battle experience that doubles as a fitness routine. The game features a tracklist of 70 songs with unique steps, cooperative and versus modes for multi-player options, and includes both arcade and street master modes for a fresh dancing experience.