List of FPS Games for Linux

[GaMeR-BoY]

* Air Buccaneers
* Aliens vs Predator
* Aliens vs Predator (Review by 24.169.238.239)
* America's Army

* BZFlag
* Battlefield 1942

* CodeRED: Alien Arena
* Community Bonus Pack
* Crystal Core
* Cube

* Damnation
* Dark Horizons Lore
* Descent
* Descent 3
* Descent II
* Doom
* Doom 2
* Doom 3
* Duke Nukem 3D

* Enemy Territory Fortress
* Enemy Territory: Quake Wars

[GaMeR-BoY]

* First-person shooter
* Frag Ops

* HeXen II

* Jailbreak

* Kingpin

* Last Man Standing
* Legends

* Medal of Honor: Allied Assault

* Nexuiz

* OpenArena
* OpenQuartz

* Postal

* Quake
* Quake (Installation)
* Quake 2
* Quake 3 (Installation)
* Quake 4
* Quake 4 (Installation)
* Quake 4 (Review by Madmax)
* Quake 4 (Review by RancidLM)
* Quake III Arena

* Red Orchestra
* Return to Castle Wolfenstein

[GaMeR-BoY]

* SAS: Into The Lion's Den
* Sauerbraten
* Serious Sam
* Serious Sam 2
* Serious Sam: The Second Encounter
* Serious Sam: The Second Encounter (Installation)
* Shadow Warrior
* Sin
* Soldier of Fortune
* Spear of Destiny
* Strike Force

* Tremulous
* Troopers
* TrueCombat: Elite

* Unreal
* Unreal Tournament
* Unreal Tournament 2003
* Unreal Tournament 2004
* Unreal Tournament 2004 (Installation)
* Unreal Tournament 2007

* Warsow
* Wolfenstein 3D
* Wolfenstein: Enemy Territory
* Wolfenstein: Enemy Territory (Installation)
* World of Padman

* Zymotic

Hope this helps someone...