Doom³

DOOM 3 is a single-player and multiplayer horror first-person shooter game. Set on Mars in 2145, the story follows a newly arrived Marine assigned to a Union Aerospace Corporation research base. Routine security work is interrupted by an experiment that opens a gateway, unleashing creatures and turning personnel into zombies. With communications failing and sections of the complex locked down, the Marine is tasked with restoring systems, locating survivors, and tracing the source of the outbreak...