Listen to all audio logs

Complete the game on 'Tourist Pass' difficulty

Kill 20 enemies with the crowbar

Throw 10 grenades

Complete the game on 'Hard B*****' difficulty

Kill your first soldier

Kill 25 monsters

Kill 25 soldiers

Kill 25 zombies

Kill your first monster

Kill your first zombie

Use a weapon paint

Add 3 weapon paints

Upgrade a weapon

Complete the game on 'Cold Reality' difficulty

Arrive at the facility

Reach Bauer Station

Reach Emerson Station

Make Farmer wait for 3 minutes at the surface

Reach Girard Station

Reach Ivanov Station

Reach the Lost City

Unlock all safes

Reach Outpost Sierra

Reach Wikner Station