Defend the city from hordes of zombies. Buy new weapons or upgrade them as your proceed through the levels. Featuring 15 levels, 6 upgradable weapons, 18 quests and 3 bosses! Defend the city from hordes of zombies You now have to defend the city from hordes of zombies! Upgrade and decide which weapon you'll bring to battle the undead! Featuring 12 levels, 5 upgradable weapons!