

The Mac version of Left 4 Dead 2 incorporated a new map for Left 4 Dead and Left 4 Dead 2 called “The Sacrifice”. The success of the game earned him a sequel, Left 4 Dead 2, which was launched on November 17, 2009, and later for Mac OS X via Steam the 5 as October 2010, while the original was released for Mac 28 March. On September 29 the same year, a new campaign called “Crash Course” was released for PC and Xbox 360. In addition a new campaign that develops a beacon (only for this mode) was included. In April 2009, the “Survival Pack” in which all campaigns were condensed in certain areas to play in the “Survival” mode was created. As Team Fortress 2, Valve added downloadable content as DLC. The game won several awards from publications such as the distinctions of the Academy of Interactive Arts & Sciences and the British Academy of Arts of Film and Television. Left 4 Dead received good reviews from specialized media since its release, with praise for their changes in repetitions, focusing on cooperative play and experience similar to that of movies. The game has four modes: one mode for a single player where other characters are controlled by the computer (mode only) a mode for four players with cooperative campaigns (co – op) a mode for eight players (Confrontation Mode) and a survival mode for four players (Survival Mode). Located after a pandemic apocalyptic, video game plot faces the four protagonists -called the “superviventes” – against hordes of infected. Game development was completed on 13 as November 2008 and two versions of the game were launched: a downloadable digital version, released the 17 as November 2008 and included on a disk version, available on November 18 in the US and Latin America and 21 of the same month in Europe and Japan. The game uses the graphics engine Valve Source and is available for Microsoft Windows, Mac OS X, Linux and the console Xbox 360.


It was developed by Turtle Rock Studios,company bought by Valve Software during development.
