Killzone 2 demo live on PSN By Patrick Garratt, Thursday, 5 February 2009 16:07 GMT Share on: Facebook Twitter Reddit Google+ SCEE’s launched the Killzone 2 demo, as promised. You can download it now from PSN. The teaser weighs in at 1207Mb and includes the first two sections of the game. More detail here. Get it now! Go! Killzone 2 releases on February 27.