Left 4 Dead 2 (full rip by blaze69/2009) 2009 | PC | English | Developer(s) Valve Corporation/Turtle Rock Studios[1] (The Sacrifice DLC) | Publisher(s) : Valve Corporation | 1.98GB genre: Action Left 4 Dead 2 (abbreviated as L4D2) is a cooperative first person shooter video game. It is the sequel to Valve Corporations award winning Left 4 Dead. The game launched on November 17, 2009, for Microsoft Windows and Xbox 360 in the United States and November 20 in Europe; in 2010, Left 4 Dead 2 was made available to the Steam client for Mac OS X.[It builds upon the cooperatively focused gameplay of the original and uses Valves proprietary Source engine, the same game engine used in Left 4 Dead. The game made its world premiere at E3 2009 with a trailer during the Microsoft press event.