Shadow Warrior VS Duke Nukem Forever

Insurgency - Take to the streets for intense close quarters combat, where a team's survival depends upon securing crucial strongholds and destroying enemy supply in this multiplayer and cooperative Source Engine based experience.

Warface - Warface - is a free online shooter with diverse PVP modes, exciting PVE missions, outstanding arsenal and millions of fans around the world!

Hawken - Hawken is an Action, Free-to-play, FPS, Robots, Science-fiction, Tactical, Futuristic, MMO, Co-Op and Multiplayer video game created and published by Reloaded Games.

Unreal Tournament - Unreal is a series of first-person shooter video games developed by Epic Games.

S.T.A.L.K.E.R.: Clear Sky - S.

Sudden Attack - Sudden Attack is an Action, Role-playing, Science-fiction, Co-op, FPS (First-person Shooting), and Multiplayer video game created and published by Nexon GT.