Half-Life 2
Half-Life 2 is a first person shooter video game created by the company Valve Corporation and released in 2004. This game is the sequel to the original Half-Life video game which came out in 1998. It is sold through the Steam platform also developed by Valve. It is also available in The Orange Box, along with Half-Life 2: Episode One and Half-Life 2: Episode Two (sequels to Half-Life 2), Portal, and Team Fortress 2. Half-Life 3 is currently in development. Half-Life 2 is based on a game engine called Source. There have been many other Source-based games, such as Portal, Team Fortress 2, Counter-Strike: Source, and Garry's Mod.