| Achievement | How to unlock
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| - Beat Frozen Cavern Room 5 without touching any of the Skull Switches.
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| - Beat The Darkest Pits Room 5 destroying all Reapers.
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| - Beat Engine of Insanity Room 4 destroying all Reapers.
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| - Beat room The Final Path Room 1 without touching any buttons.
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| - Beat Lost City Room 5 destroying all reapers, but without disturbing the central stack of blocks.
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| - Visit each room in the Prison of Agnus.
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| - Beat The Final Path Room 9 without destroying all TNT blocks.
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| - Beat room Engine of Insanity Room 3 before the stone block falls to the floor.
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| - Beat room Electric Lab Room 3 without touching any of the top buttons.
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| - Beat Frozen Cavern Room 4 with 5 Ice Blocks remaining.
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| - Beat The Darkest Pits Room 4 without harming any Reapers.
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| - Beat room Limestone Quarry Room 1 without activating any Skull Switches.
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| |
| - Beat Ruins of Red Clay Room 1 without touching the Skull Switch.
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| - Complete the Prison of Agnus in under 45 minutes.
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| - Beat The Crypt Room 5 without waking the Gargoyles.
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