Guide four soldiers through a grueling campaign set on a planet undergoing invasion by the fiendish Helghast.  First person shooter utilizing four unique playable characters offering varied gameplay in a variety of near-future environments. Gameplay in single player is predominantly gun and run, with a large selection of near-future tech-inspired weapons. A comprehensive multiplayer section is also provided including common and unique gameplay modes such as Deathmatch and Supply Drop.  Killzone is predominantly famous for its gritty, realistic, art style and its brutal AI foe, the Helghast.