Complete 4 level sections without using a medkit. - Zombie Army 4: Dead War
Earn a Gold Medal on any chapter. - Zombie Army 4: Dead War
Kill a Suicider with his own explosives. - Zombie Army 4: Dead War
149/4,054105/1,2107/70
450/2,795280/1,25017/55
100/2,298100/1,0001/10