Merge Gun: Fps Shooting Zombie

Merge Gun: Fps Shooting Zombie is a strategy defense game. Your main mission is to shoot down all coming undead creatures before they kill you. Before you join the battle, you can buy more guns and merge the same guns into new advanced ones.
On PC and MobileTap and drag on the home page = move the guns and mergeHold and swipe = aim with the crosshairClick = fire