Zombies infection is spreading very fast and the entire army has been infected! Your mission is to destroy all military zombies before they reach the city.... When you clear a zone, don't forget to go to Shop (on Medals section) and buy more powerful guns. Use W or Up arrow key to jump; A and D or Arrow keys to move; R to reload; Q to swap weapons. You can also use the number keys (1, 2, 3, 4) to switch weapons. Aim and shoot using your mouse.