Xonotic - Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.
Dragons World - Dragons World is an Amazing, Dragon Capturing, Training, Raising, Building, Management and Single player Simulation created and published by Social Quantum Ltd.
Counter-Strike - Counter-Strike is a PC-exclusive FPS video game developed by Valve Corporation.
Thousand Arms - Thousand Arms is an Action-Adventure, Role-playing, Combat and Single-player video game developed by Red Company and published by Atlus.
Quake - Quake is a series of first-person shooter video games released by id Software.
Monster Rancher - Monster Rancher is a Single and Multiplayer Life-Simulation video game created and published by Tecmo.