Ah! you reached the first milestone - 10 kills.
Congrats! on your first Zombie kill.
You're doing better - 25 Kills.
Half Century!! 50 Kills...
Wow!!! amazing..250 kills...
Century!!! 100 Kills...Keep going...
Unbelievable..You are rocking...
Terrific Killer!!! 1000 Kills
YOU'RE THE BOSS!!! 5000 KILLS...