Online multiplayer zombie shooter PvP doom battle mode is provided! Shoot zombies with perfect headshot! Hold Trigger and never release! In year 2037, a doom virus plague was revealed pandemic from a secret virus breed Lab which is an doom haters organization. Most of unkilled and residents got infected and the world turns into a doom dead zone! Play as a sas zombie shooter and doom haters to fight the unkilled zombies. Search in doom dead plague pandemic, kill the doom walking dead and save the last sas. The deadly Ares Virus plague evil turns the world into anarchy doom day of decay with weak dying light. The only thing you can hold trigger and never release. Not only you need to shoot those zombie with your deadly trigger, but also you have to find a way to save sas. When the dead rising, don’t run! Grab your guns, hold trigger and never release! Feel this adrenaline rush zombie shooting game with endless dead trigger releases!