Completed "Herd of Algedi"
Use a Radithor on an investigator without any Conditons
Completed "A Morbid Dance in the Second Line"
Have 75 items in your Office Chest at one time
Completed "What Was Lost is Never Found"
Completed "Tendrils of Witchcraft"
Find the recipe in every scenario
Visit a Outhouse
Commit suicide by smoking a cigarette
Kill 3 opponents in a single investigator's turn
Kill the Dark Young with a Birthling explosion.
Use a Bromo Coffee when you Action points are full
Use the same investigator for every scenario of the game
Completed "Unwelcomed Guests"
Heal enemy with a Wild Cast
Save Arkham from the Dark Young
Completed "The Peculiar Monsieur Lanuit"
Completed "Finding Meaning in the Stars"
Steal Lanuit's trinket from his store
Completed "An Invitation"