About Hatched from the twisted minds at Monolith Productions, Gotham City Impostors is a download-only multiplayer FPS that pits violent vigilantes dressed up like Batman against craven criminals dressed up like the Joker in open warfare on the streets of Gotham City. This game is free on pc and xbox 360 users have to pay 1200 points to play. Download Gotham City Impostors Free to Play on Steam