No missable achievements (plus 15 unknown)
Sign in with Steam or Xbox to track your progress, and:
Acquire the Soul of Dagon.
Read the complete History of the Library.
Acquire the Soul of Nyarlathotep.
Acquire the Soul of Cthulhu.
Perform the Ritual of Binding.
Escape the Mountains of Madness.
Deposit 9,999 artifacts in the bank chest.
Finish the game in under 10 minutes.
Finish the game in New Game+ mode.
Free 500 trapped souls from the Asylum.
Finish the game without taking any damage.