A massive demonic invasion has overrun the Mars research facility of the Union Aerospace Corporation (UAC), leaving only chaos and horror in its wake. As one of the few survivors, you must fight your way to hell and back against a horde of evil monsters. The path is dark and dangerous, but you have a range of weapons at your disposal—including a pistol, a chainsaw, grenades, and much more—to protect yourself.

DOOM was developed by id Software, the studio that pioneered the first-person shooter genre and invented multiplayer deathmatch, and is a brutal and challenging modern shooter. Relentless demons, incredibly destructive weapons, and fast, fluid movements form the foundation for intense first-person combat—whether you're annihilating demon hordes in the depths of hell in the single-player campaign or competing against your friends in various multiplayer modes. Enhance your gaming experience with the DOOM SnapMap game editor, which allows you to easily create, play, and share your content with the world.

DOOM II: Let the possession begin. Once again. This time, the forces of the underworld have overrun Earth. To save it, you must descend into the stygian depths of hell itself! Fight against more powerful, nastier, and deadlier demons and monsters. Use more powerful weapons. Survive even more breathtaking explosions and the bloodiest, wildest, and most terrifying explosion fest of all time!

DOOM III: The Resurrection of Evil. The gripping expansion pack for DOOM 3 takes you even deeper into the DOOM universe. Two years after the inexplicable catastrophe on Mars, the UAC returns to the abandoned facility to investigate a mysterious beacon buried deep within the ruins of the ancient civilization.