Hm. I like the concept, and its a really good attempt. However, the gameplay is a bit too repetitive and easy. I've played through the first ten days with nothing but a fully upgraded starting pistol. Maybe lower the gun power and up the zombie HP? Besides that, great game 4/5
 "Doodle Devil"){kind=icon}
 "Upgrade Complete 2"){kind=icon}
 "The Company of Myself"){kind=icon}
 "Vanish Rain"){kind=icon}