Night of a million zombies

Game description
the Night of Million Zombies is a brand new, top-down, arcade, zombie shooter. The game is highscore and contains 56 achievements. Did I mention you get to kill 1000's (yes thousands) of zombies? have fun.
How to play
Shoot your way through each wave. When the zombies stop coming for a little while your health reloads. You can press space to enter the shop and upgrade your weapons/stats.