Call of Duty: Advanced Warfare VS Urban Terror

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.

Counter-Strike - Counter-Strike is a PC-exclusive FPS video game developed by Valve Corporation.

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.

Xonotic - Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.

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

Rage - Rage Software, also Rage Games and FX Digital Network, was a British video game developer.