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Your descent into madness has only just begun. With Cthulhu: The Cosmic Abyss - R'lyeh Edition, horror reaches new dimensions. Enhance your experience with the following exclusive content: - The Shining Trapezohedron side quest - An official scenario for the Arkham Horror role-playing game - The Art Pack: capture your descent into madness with this exclusive digital pack, containing the non-Euclidean artbook and the eldritch soundtrack.
PlayStation 5 · Apr 16, 2026
Worldwide · Exact date · Full release · IGDB
Xbox Series X|S · Apr 16, 2026
Worldwide · Exact date · Full release · IGDB
PC (Microsoft Windows) · Apr 16, 2026
Worldwide · Exact date · Full release · IGDB
Catalog sources

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27 achievements available.

Analyze 25 clues
LockedSteam

Finish the game without exceeding the corruption threshold.
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Solve 15 deductions.
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Find all energy upgrades.
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Find all evolutions.
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Replace the watcher.
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Find 10 sub-clues by inspecting objects.
LockedSteam

Use 10 doses of Lichen.
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Reveal 25 different clues using sonar frequencies.
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Community notes