Counter-Strike: Source introduces new graphics and maps to the world's #1 online action game. The official Counter-Strike Bot is also included for offline skirmish play.
In addition, this collection of Valve's latest multiplayer games also includes Half-Life 2: Deathmatch - featuring fast-action gameplay in physically-simulated environments - and Day of Defeat: Source, Valve's World War II online action thriller set in the European theater of operations.
Also included in this release:
- Day of Defeat: Source
- Half-Life 2: Deathmatch