Return to the Black Mesa Research Facility as one of the military specialists assigned to eliminate Gordon Freeman. Experience an entirely new episode of single player action. Meet fierce alien opponents, and experiment with new weaponry. Named 'Game of the Year' by the Academy of Interactive Arts and Sciences.
If you ve ever felt ashamed of games you ve picked up but never played, at least you can rest assured you aren t alone. A study into Steam playing habits has found that more than a third of all games purchased through the service have never been loaded up even once.