Hello again. I come to ask you for help guys. I want to add to a scoreboard total kills/zombie/total time but i don't know how to do this. Would you be so nice and do it for me? Or at least tell me how to do it by myself. Please answer ASAP. Thanks.
Scoreboard:
http://www51.zippyshare.com/v/fSuQZ8zy/file.html