It's set in an urban warzone in an unnamed Middle Eastern country, where 50 Cent and G-Unit involve with a paramilitary group led by the terrorist Kamal.
Side-scrolling shoot 'em up platform game based on Frank Miller's Dark Horse comic book in which John Connor's resistance from the future meets cyborg police officer RoboCop. Together, they team up against SkyNet.
Many years after "Portal," Chell reawakens at Aperture Science and tries to stop GLaDOS once again with the help of Wheatley, who has his own plans for the historical facility.