No missable achievements (plus 19 unknown)
Sign in with Steam or Xbox to track your progress, and:
Return the Greed vice
Spend less than a minute on a mini-game
Make poison
Assemble the projector
Complete three mini-games in a row without a skip
Return the Gambling vice
Brew the elixir of truth
Return the Treachery vice
Return the Sloth vice
Return the Envy vice
Return the Anger vice
Return the Power Lust vice
Complete the revival ritual
Make less than five mistakes in a hidden object scene
Find three items in three seconds
Spend less than a minute on a hidden object scene
Complete three hidden object scenes without hints
Complete all mini-games without a single skip
Complete all hidden object scenes without hints