Half-Life: Blue Shift
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Made by Gearbox Software and originally released in 2001 as an add-on to Half-Life, Blue Shift is a return to the Black Mesa Research Facility in which you play as Barney Calhoun, the security guard sidekick who helped Gordon out of so many sticky situations.
Released date: 1-Jun-01
Developer: Gearbox Software
Publisher: Valve
Platforms: Windows, MAC, Linux
Language: English, French, German
