TimeShift is a sci-fi first-person shooter developed by Saber Interactive and published by Sierra Entertainment for Microsoft Windows, Xbox 360 and PlayStation 3. It was developed using the Saber 3D engine, v.S-3 and Havok.[1] On August 31, 2007 a demo of TimeShift was released on Xbox Live Marketplace. Following this, a PlayStation 3 demo was released onto the PlayStation Store on November 1, 2007. The game was released on Xbox 360 and Windows on October 30, 2007 in North America; November 1, 2007 in Australia; and November 2, 2007 in Europe.