Doom 3: Worlds on Fire

The year is 2144...and the battle over Earth's precious resources has raged for a century. With global economies in ruins and all-out world war more than a possibility, the U.S government turned to the Union Aerospace Corporation, giving it carte blanche on the legendary red planet of Mars in a desperate bid to construct an off-world outpost that might provide resources, a military advantage...as well as something so secret that even members of government don't have a clue about it....

Sp...