Demonologist

1. 
   SUPERNATURAL

   Read EMF Level 5.
   55%
2. 
   Metaphysical Intelligence Intern

   Exorcise the ghost once.
   59%
3. 
   Metaphysical Intelligence Rookie

   Exorcise the ghost 5 times.
   32%
4. 
   Hail Mary

   Purchase Two Crucifix
   25%
5. 
   THE INEBRIATED

   Buy the Pub.
   12%
6. 
   The Light Keeper

   Buy the Lighthouse.
   8.3%
7. 
   The Descent Into Madness...

   Play on the Abandoned House map.
   94%
8. 
   Health Care Hauntings

   Play on the Hospital map
   44%
9. 
   Cyclone Street Surveyor

   Play on the Cyclone Street map.
   58%
10. 
    This Isn't Over!

    Die once.
    80%
11. 
    The Phoenix: Rebirth

    Revive your friend with a Tarot Card.
    12%
12. 
    Ghost Chaser

    Correctly identify the ghost once.
    79%
13. 
    Paranormal Journalist

    Correctly identify the ghost 3 times.
    60%
14. 
    Paranormal Photographer

    Take Two Photos Of The Ghost.
    31%
15. 
    Deerscent Into MadnessSecret

    Steam withholds the description of a secret achievement.
    6.4%
16. 
    Madmen Hunters

    Play on the Bedlam map
    22%
17. 
    The Fried Ghost

    Exorcise the ghost in the Bedlam
    7.8%
18. 
    Good or Evil?Secret

    Steam withholds the description of a secret achievement.
    2.1%
19. 
    Desolate Lunacy in the Far East

    Play on the Kurosawa House map
    27%
20. 
    Did it get blood on it?

    Complete the Exorcism in the Cursed Chapel on any difficulty.
    1.7%
21. 
    No Devourer today

    Complete the Exorcism in the Chapel on Nightmare difficulty.
    0.4%
22. 
    Vow of Silence

    Complete the Exorcism in the Oakville Library on Nightmare difficulty.
    0.2%
23. 
    Chronos’s Cry

    Complete the Exorcism in the Oakville Street on Nightmare difficulty.
    0.3%
24. 
    Silenced

    Get caught by the Snatcher 1 time on the Oakville Library map.
    1.3%
25. 
    Free Spirits

    Complete the Blackplatform 13 map on Nightmare difficulty.
    0.0%
26. 
    Trickster

    Correctly identify the Nalthir ghost once.
    0.1%

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 26 of them.