About this item 
                    
  
 Stories from a world at war: humanity is on the brink of Extinction. From new York to Moscow, to Jerusalem, the undead Apocalypse continues to spread.  
  
 The zombie Swarm: in-game zombie hordes behave like real crowds, getting stuck in narrow corridors and climbing on top of each other to reach players on higher levels.  
  
 Choose your class: level up six unique classes - gunslinger, hellraiser, Slasher, medic, fixer, and exterminator - each with their own unique perks and play styles. Customize powerful weapons to survive higher difficulty challenges.