Home News Left 4 Dead 2 Left 4 Dead 2 demo coming October 27 News by Patrick Garratt Founder & Publisher (Former) Published on Sept. 23, 2009 Follow Left 4 Dead 2 Valve said at a pre-TGS EA press conference in Japan today that Left 4 Dead 2's demo will release on October 27. No specific platforms were named. The full game releases November 17.