| Achievement | How to unlock
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|---|
| Amnesia | Complete the game without saving.
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| Anxiety | Complete the game in under three hours.
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| Crucifixion | Kill an enemy using a trap.
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| Death | Let the shadows consume you.
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| Dedication | Collect all of William's diary entries.
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| Electricity | Start the generator.
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| Escape | Escape from the bathroom.
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| Frustration | Locate Anna.
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| Gunsmith | Create the shotgun.
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| Journey | Travel to the past.
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| Killer | Kill 20 enemies.
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| Loop | Escape the infinite room.
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| Love | Collect all of Maria's diary entries.
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| Master Key | Solve all the combination key puzzles.
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| Mind | Activate the door to the operation area.
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| Nostalgia | Complete the game.
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| Obsession | Unlock the door under the hall stairs.
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| Redemption | Collect all of Bertram's diary entries.
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| Registry | Save the game.
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| Relief | Pick up five first aid kits.
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| Remembrance | Find your old hiding place.
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| Remorse | Save only yourself.
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| Sacrifice | Open the vault.
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| Serial Killer | Kill 40 enemies.
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| Sisters | Escape with Anna.
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| Suffering | Collect all of Anna's diary entries.
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| Surgery | Reattach a limb.
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| Untouchable | Complete the game without using any health items.
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| Water | Start the pump.
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