To get the badge all u have to do is buy Fn Scar then go to Powerups and buy Speedloader , Maximum base hp +250 and Maximum hp +100 and then ur ready to go... all u need to do is spray and pray.. i got 729 kills that way :) gl everybody.. rate this + if u want it to be seen for allways :)
 "My \"Dear\" Boss"){kind=icon}
 "The Endless Zombie Rampage"){kind=icon}
 "Chibi Knight"){kind=icon}
 "Warbears"){kind=icon}