Plot: Half-Life 2: Survivor is an arcade game based on Half-Life 2. It was released on June 28, 2006, on Taito's Type X+ arcade system, with a 32 widescreen high definition LCD running at 1360x768 resolution.
Plot: Insurgency: Modern Infantry Combat is a total conversion mod for Valve's Source engine. Released in 2007, it's a multiplayer tactical shooter, focused on a realistic experience, compared to other titles in that period. Wikipedia
Plot: Natural Selection is a modification for the video game Half-Life. Its concept is a mixture of the first-person shooter and real-time strategy game genres. The game was created by Charlie Flayra Cleveland, who later founded the company Unknown Worlds Entertainment. Wikipedia
Plot: Zombie Panic! Source is a cooperative survival-horror Half-Life 2 first-person shooter modification. It is the sequel to the Half-Life mod Zombie Panic. Set in the middle of a zombie apocalypse, players start as a small group of survivors attempting to stay alive. Wikipedia
Plot: GoldenEye: Source is a total conversion mod developed using Valve's Source engine. GoldenEye: Source is a multiplayer remake of the 1997 Nintendo 64 video game GoldenEye 007, itself based on the James Bond film GoldenEye. The mod's development began in 2005, and remains in active development as of...
Plot: Day of Defeat: Source is a team-based online first-person shooter multiplayer video game developed by Valve. Set in World War II, the game is a remake of Day of Defeat. It was updated from the GoldSrc engine used by its predecessor to the Source engine, and a remake of the game models. Wikipedia
Plot: Crysis Warhead is a first-person shooter video game developed by the Hungarian studio Crytek Budapest and published by Electronic Arts. Crysis Warhead is a stand-alone expansion game and does not require the installation of the original Crysis to play. Wikipedia
Plot: Half-Life 2: Lost Coast is an additional level for the 2004 first-person shooter video game Half-Life 2. Developed by Valve, it was released on October 27, 2005, through the Steam content delivery service as a free download to owners of the Windows version of Half-Life 2. Wikipedia
Plot: Day of Defeat is a team-based multiplayer first-person shooter video game set in the European theatre of World War II on the Western front. Originally a modification of the 1998 game Half-Life, the rights of the modification were purchased by Valve and released as a full retail title in 2003. Wikipedia...
Plot: Counter-Strike: Condition Zero is a first-person shooter video game developed by Ritual Entertainment, Turtle Rock Studios, and Valve, and published by Sierra Entertainment and Valve. The follow-up to Counter-Strike, it was released in March 2004 for Windows. Wikipedia
Plot: Half-Life: Decay is a multiplayer-only expansion pack for Valve's first-person shooter Half-Life. Developed by Gearbox Software and published by Sierra On-Line, Decay was released as part of the PlayStation 2 version of Half-Life in 2001. Wikipedia
Plot: Half-Life 2: Deathmatch is a multiplayer first-person shooter video game developed by Valve. Released on Steam on November 30, 2004, it uses many of the assets from Half-Life 2 and its Source engine. It features new levels, optimized for multiplayer arena play, and a few new weapons. Wikipedia