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.
Few words about Greenlight, progress and more about Guard Duty and Operation Black Mesa.
No news were found matching the criteria specified. We suggest you try the news list with no filter applied, to browse all available. Post news and help us achieve our mission of showcasing the best content from all developers. Join now to share your own content, we welcome creators and consumers alike and look forward to your comments.