3x1-L

Half-Life 2 is an FPS from Valve Software, and was one of the most highly anticipated sequels of all time. You return as Gordon Freeman, the strong and silent-type physicist, and you must do battle with an alien race of enslavers to liberate the surviving remainder of humanity on earth.
Also applies to Half-Life 2 Lost Coast free downloadable level.

Unreal Tournament is an online FPS from Epic Games and GT Software. Its main competition being Quake 3, it distinguishes itself from the Quake games by focusing on team-based games such as team deathmatch, capture the flag, and assault, rather than free-for-all deathmatch.

Deus Ex is an FPS/RPG hybrid from Ion Storm and Eidos Interactive. It is most notable for its free-form skill-based gameplay, which allows nearly unlimited solutions to missions, often allows for multiple outcomes, and lets you shape your character to be best suited for your style of play by allowing you to develop the skills of your choice.

The Chronicles of Riddick: Escape from Butcher Bay is an FPS from Starbreeze Studios and Vivendi Universal. The plot serves as a prequel to the 2000 film Pitch Black, and features Vin Diesel's voice and likeness.

Call of Duty is a WW2 themed FPS from Infinity Ward and Activision. The game is played over three campaigns; American, British, and Russian, and most of the missions emphasize fighting as a company over lone wolf tactics.

Set in post-WWII New York City, The Godfather: The Game follows the player-created character's rise through a crime syndicate based on the book and film franchises. Combining events from the movie with side-story missions, the player must earn respect by completing missions in territories controlled by New York's five crime families.

Join the High Altitude Warfare eXperimental squadron for missions full of dogfights and bomb drops in this arcade combat flight sim. Tom Clancy's HAWX also features multiplayer coop and versus modes and is packed with top-notch gaming technology : accurate satellite-generated maps, voice commands, DX10/10.1, native support for TripleHead and TrackIR, full amBX...