Quake - Quake is a series of first-person shooter video games released by id Software.

Blockade 3D - Use guns, tanks, and even shovels to kill your enemy in different game-modes.

Call of Duty - Call of Duty is a first-person and third-person shooter series by Infinity Ward.

Blockland - Blockland is a non-competitive multiplayer sandbox-style construction game. It's kind of like playing with legos on the internet.

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

Green Man Gaming - A digital distributor for video games.