Sauerbraten is a Quake like first person shooter. It has single player and multiplayer game play. It also features a level editor that you can use in the game. The project was released in 2004 and it is a free game to download. The game play is standard to other FPS games. The latest release on May 2, 2009 is the "Trooper Edition". In this game you have several different weapons to choose from to blast your enemies. Sometimes tasks have to be performed to open up another door such as collecting keys. The game is fast and the enemies are numerous. Some rooms are filled with them and you have to blast your way out. Just make sure you don't run out of ammo and find yourself cornered.