In Mass Effect you take the role of Commander Shepard starship Normandy, the last hope for all life in the Galaxy. Saren, a rogue member of the elite and untouchable Spectre agents, has discovered the secret to unleashing an apocalyptic force upon the galaxy, and only you stand in his way. In Mass Effect, to save the lives of billions, you must do whatever it takes to stop Saren and prevent the return of an ancient force bent on the destruction of all organic life.Game Features:  Experience a rich and engrossing story where your choices decide the fate of a galaxy Engage in emotionally charged interactions with the most realistic digital actors ever seen in a video game, using an innovative new dialog system Immerse yourself in an incredible new adventure from world-famous masters of the RPG BioWare Stunning high resolution graphics for PC Optimised GUI and controls for PC gamers Dominate the battlefield with new individual squad member command system.