Kill zombies for the first time
Reach the goal within 8:30 in escape mode
Hit a giant egg on a zombie
Reach the goal within 4:30 in escape mode
Rescue 30 or more chicks in one play in rescue mode
Fall down a zombie with a headshot
Rescue the chick for the first time in rescue mode
Survive more than 6 minutes in defense mode
Get to the goal without losing any chick in escape mode
Survive more than 9 minutes in defense mode
Rescue 40 or more chicks in one play in rescue mode
Rescue 20 or more chicks in one play in rescue mode
Take the eggs inside the church in defense mode
Eaten by zombies
Reach the goal within 6:00 in escape mode
Survive more than 12 minutes in defense mode