Find the shortest route

Have a still living zombie fall into lava

Take no flashlight

Kill 1000 zombies

Find all cultist rooms

Obtained the secret cultist weapon

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

Complete the shooting range

Kill 1000 zombies with headshots

Kill 1000 zombies with bodyshots

Pacify a big guy

Go on a doggy hunt with only pistols