Endless Isolation

1. 
   Teapot

   Complete the game on Easy difficulty.
   12%
2. 
   Middleweight Fighter

   Complete the game on Medium difficulty.
   8.6%
3. 
   Butcher

   Complete the game on Hardcore difficulty.
   2.1%
4. 
   Madman

   Complete the game on Ultra Hardcore difficulty.
   1.0%
5. 
   One Against All

   Complete the Horde mode.
   2.1%
6. 
   Sharp Shooter

   Earn 3 prizes at the shooting range.
   8.6%
7. 
   First Blood

   Kill the first zombie.
   69%
8. 
   Boom!

   Kill a monster with a single explosion.
   43%
9. 
   Basement Monster

   Defeat the boss in the house basement.
   23%
10. 
    Squashed with a Slipper

    Defeat the boss in the hospital.
    14%
11. 
    Island Guard

    Defeat the final boss.
    13%
12. 
    Evicted

    Escape from the residential complex.
    42%
13. 
    Kicked Out

    Escape from the house.
    23%
14. 
    Discharged

    Escape from the hospital.
    14%
15. 
    Plush Baron

    Collect 20 toys.
    1.0%
16. 
    Still Sane

    Solve your first puzzle.
    62%
17. 
    First Toy

    Collect your first toy.
    41%
18. 
    Second Circle of Hell

    Complete New Game+.
    1.0%
19. 
    No Room for Error

    Complete "Survivor".
    2.1%
20. 
    No Room for a Break

    Complete "Survivor" in under 15 minutes.
    2.1%

Names, descriptions and icons are the game’s own, as Steam publishes them; the share is how many owners have unlocked each, from Steam's global figures for 20 of them.