Spiritus Vindicta

1. 
   My First Exorcism

   Exorcise your first ghost
   38%
2. 
   The Apartment

   Finish searching your father's apartment
   86%
3. 
   Knowledge!

   Finish the tutorial
   48%
4. 
   Vindicta

   Exorcise Vindicta
   4.7%
5. 
   Ghostly Milestone: 25

   Successfully exorcise 25 ghosts
   2.3%
6. 
   Ghostly Milestone: 50

   Successfully exorcise 50 ghosts
   0.0%
7. 
   Ghostly Milestone: 100

   Successfully exorcise 100 ghosts
   2.3%
8. 
   Getting Closer 1

   Exorcise the first story ghost
   17%
9. 
   Getting Closer 2

   Exorcise the second story ghost
   12%
10. 
    Getting Closer 3

    Exorcise the third story ghost
    9.5%
11. 
    Getting Closer 4

    Exorcise the fourth story ghost
    9.5%
12. 
    Getting Closer 5

    Exorcise the fifth story ghost
    7.1%
13. 
    Getting Closer 6

    Exorcise the sixth story ghost
    7.1%
14. 
    That's Quick

    Exorcise a ghost in three minutes or less
    17%
15. 
    The Classiest Act

    Exorcise a class 10 ghost
    4.7%

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 15 of them.