xbox360 gamestop is a new online game for Xbox 360 that allows you to explore the world of Gamestop with friends and family. Gamestop has been around since 1977 and is the largest retailer of video arcade machines. Games at Gamestop cost $3.99 or less and players can enjoy a wide variety of games from classic classics to classic arcade titles such as Space Invaders, Mega Buster, Krypton, and Battlezone all with great prizes for winning.