Reawakened from stasis in the occupied metropolis of City 17, Gordon Freeman is joined by Alyx Vance as he leads a desperate human resistance. Experience the landmark first-person shooter packed with immersive world-building, boundary-pushing physics, and exhilarating combat.

You are Joseph Walker. After waking up in a strangely deserted science facility with no recollection of how you got there, you hear the voice of an A.I. The A.I. promises to be your guide and to help you out of the facility. However, it is clear right away that it’s not telling you everything.

Relive Half-Life.

Somewhere in deep space, at an apparently abandoned mining base on the asteriod Alpha Prime, something has gone terribly wrong. Miners were warned that the hubbardium they were mining was too dangerous, but the lure of unimaginable wealth was too strong.

Half-Life® 2: Episode Two is the second in a trilogy of new games created by Valve that extends the award-winning and best-selling Half-Life® adventure. As Dr. Gordon Freeman, you were last seen exiting City 17 with Alyx Vance as the Citadel erupted amidst a storm of unknown proportions.

A demonic invasion has overwhelmed the Union Aerospace Corporation's Mars research facility. As one of only a few survivors, you must fight your way to hell and back against a horde of demons in this award-winning horror/action FPS and reimagining of the original DOOM.

Embark on a gripping journey in INDUSTRIA, an atmospheric FPS set in Cold War-era East Berlin. Unravel the secrets of a mysterious parallel dimension while searching for a missing colleague. Explore a haunting reality where the truth awaits. Discover the dark past that lies beyond.

CARNAL is a fast and challenging retro FPS straight from the mid '90s. The Sons of Anak are opening portals to extract Dark Matter from the "other side". Combat the possessed soldiers, the manifested demons helping them, and any inanimate objects standing in your way!

This prologue was created to present an overall concept of the main game through a pair of gameplay hours to introduce you to some of the game’s mechanics, creatures, and ideas.

The Intelligence Agency has commissioned you, Francis Rixon, to find out what is happening inside the Corporation's confines and to retrieve information about a secret mineral upon which the very existence of the human race may depend.