New Perfect Dark Zero Maps Available Online TodayMicrosoft Game Studios and Rare today announced that they will be expanding the already extensive and exciting multiplayer experience of Perfect Dark Zero™ by adding four new battleground maps availablenowfor download on Xbox Live Marketplace. The four new maps, Plaza, Rooftops, Trench, and GasPlant will provide gamers with the ability to further their mission of becoming the Perfect Agent. All maps will be fully functional with all existing scenarios.Gamers can purchase these exciting new maps for 500 points from Xbox Live Marketplace beginning today. Set in the year 2020—years before the original hit game—Perfect Dark Zero is the origin story of the legendary Joanna Dark, a perfect agent and ultimate weapon.Equip Joanna with definitive state-of-the-art weaponry, gadgets, and vehicles in the Xbox 360-exclusive prequel to the international award-winning and multimillion-selling first-person shooter “Perfect Dark”.For more information about Perfect Dark Zero visit the official site “safe house” at http://www.perfectdarkzero.com/. United Kingdom-based Rare, one of the world’s leading video game developers, was founded in 1985 by Chris and Tim Stamper. Rare has been the mastermind behind some of the most popular video games in history, including such global multimillion sellers as GoldenEye 007 and Perfect Dark.