Who doesn't love guns and cartoon gore !?! Zombie Apocalypse: Left 4 dead is a great top-down shooter with over 25 weapons and 50 levels. It has everything you love about survival shooters.
These zombies are faster and more aggro than usual. Choose your hero and shoot down those brain dead fools. Work your way through fleets of zombies, earn cash to purchase new weapons and upgrades between levels.