Half-Life: Blue Shift

Half-Life: Blue Shift is a science fiction first-person shooter expansion pack for Valve's Half-Life. Developed by Gearbox Software in collaboration with Valve Corporation and published by Sierra Entertainment, it released on June 12, 2001 (after originally being planned for a Spring release). Blue ...

Blue Shift opens much like Half-Life, with Barney Calhoun riding a train through the Black Mesa facility on his way to work. After reporting for duty, he is told to help repair a malfunctioning elevator. As soon as he finishes, Gordon Freeman’s experiment triggers a “resonance cascade,” devastating Black Mesa and teleporting alien creatures into the base. The elevator is damaged and collapses, sen...