Robot hero in danger! Ruthless zombie try to kill your robot and get control of energy source. Epic mech fights are started. Beat attacks of enemy zombie and don't get them break through defence! War of robots and zombies started a long time ago. With each attack the number of enemy zombie robots is growing and defence becomes harder!Robots needs to upgrade skills. Collect weapon from defeated zombie robots and use it! Upgrade energy source for better defence! Can you win the war against zombies? Battle of robots and zombies begin!