Find ammunition in short time.
Burn ammo and don't hit the target..
He died without even picking up the first first-aid kit.
He killed three zombies, having spent no more than five shots.
One shot - one corpse (three hits in the head to the row).
Destroy the zombies before the warning on the radar.
Survive in the harshest conditions possible.
Destroy 100 enemies per session.
Restore health 3 times per session.
Collect more than 20 ammunition per session.