Find the shortest route
Have a still living zombie fall into lava
Kill 1000 zombies
Find all cultist rooms
Kill 250 zombies with explosions
Progress without disabling the turrets
Witness the spectacle
Kill 500 creatures
Outrun the rising lava
Finish the game
Burn 250 zombies to death
Beat 250 zombies to death
Clean the storage
Explore the living quarters
Kill 1000 zombies with headshots
Kill 1000 zombies with bodyshots
Pacify a big guy
Go on a doggy hunt with only pistols
Take no flashlight
Obtained the secret cultist weapon
Complete the shooting range
21 
3 )
