Mass Effect is an action role-playing game eveloped by BioWare for Xbox 360 and Microsoft Windows. The Xbox 360 edition was released worldwide in November 2007. The PC edition was released on May 28, 2008, published by Electronic Arts. The game takes place in the year 2183, with the player assuming the role of an elite human soldier named Commander Shepard, set out to explore a vast universe on his or her ship, the SSV Normandy.