Traverse the barren lands and tight corridors of Mars in the wake of a demonic invasion in Doom 3 for the Xbox. Doom 3 puts a horror spin on the classic 1st-person shooter style of the original series, replacing demon-filled rooms with haunting corridors stalked by vicious enemies. Armor up as a space marine tasked with restoring order and putting a stop to the demonic invasion. Wield classic weapons like the trusty pistol, high-powered shotgun, and close-quarters chainsaw while battling familiar foe. Imps, zombies, and Hell Knights emerge from hell in this terrifying take on id Software's iconic series.