This is Guard Duty. Put your feet in the shoes of Barney Calhoun, a security guard at the Black Mesa Research Facility who has no idea that the next few hours are going to change his life forever. Re-live the exciting adventure of Blue Shift, now re-created in the award winning Source engine.

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Guard Duty Credits naming ForrestLeicester ForrestLeicester - read

Apr 4 2013, 6:20am

firearm suggestion(s) thespacepope MR.sugar - read

Aug 21 2009, 5:14am

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Suggestions and criticism towards the Guard Duty.