Gotham City Impostors

A 6 vs 6 first person shooter, Gotham City Impostors is a multiplayer game unlike any other, giving players the opportunity to rebel against conformity as they customize their own characters. Posing as amateur vigilantes or villains, gamers will create their very own Bats and Jokerz characters using unprecedented customization options including insane costumes, homebrewed gadgets and a wide range of traditional and imagined weapons.

It's kill streak and customization system really resembles Call of Duty series