The ruins of an ancient Martian civilization have unlocked the secrets to teleportation and the UAC will stop at nothing to harness this world-altering technology. As part of a marine detachment sent to protect the facility your duty seemed simple enough until the invasion. Now in an epic clash against pure evil you must fight to understand who is with you who is against you and what must be done to stop this nightmare from reaching Earth. Built on ID's revolutionary new 3D graphics engine DOOM 3 draws you into the most frightening and gripping 3d gaming experience ever created.Features:Never before seen detail with Real-time lighting and shadowsReal-world physics and killer AIBattle in team or Deathmatch-based multiplayer modesSystem Requirements:Operating System: Mac OS X 10.3.6 or later CPU Processor: PowerPC G5 or later CPU Speed: 1.5GHz or faster Memory: 384 MB or higher Hard Disk Space: 2.2GB free disk space Video Card (ATI): Radeon 8500 or better Video Card (NVidia): GeForce FX 5200 or better Video Memory (VRam): 64 MB or higher Media Required: DVD DriveFormat: MAC 10.3.6 OR LATER Genre: ENTERTAINMENT Rating: M - Mature UPC: 618870109206 Manufacturer No: 10920