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Cthulhu: The Cosmic Abyss — DLC & expansions · Ludixa
DLC & expansions
All 5 add-ons the store lists for Cthulhu: The Cosmic Abyss, with their dates and prices.
Announced
TBA
$49.99
store ↗
TBA
$49.99
store ↗
TBA
$49.99
store ↗
Already out
Apr 15, 2026
$3.99
store ↗
Soundtracks & extras
Dec 30, 2026
$49.99
store ↗
Cthulhu: The Cosmic Abyss
Shining Trapezohedron Quest
Search for fragments of the shining trapezohedron and learn more about this ancient artefact through puzzles that will test your perception and your sanity.
Arkham Horror TTRPG Scenario
Extend the adventure with a full, exclusive scenario entitled "Descent", designed for the popular Arkham Horror tabletop role-playing game. Play as new Ancile investigators facing an occult threat directly linked to the game's universe.
non-Euclidian Artbook
From the depths of the Pacific Ocean to the Cyclopean ruins of R’lyeh, discover the official artbook, with more than 50 pages featuring intertwining oppressive environments, Lovecraftian creatures and Ancile technologies.
Sanity Skin Pack
Dive into the heart of madness with the Sanity Skin Pack. Discover exclusive cosmetics for the user interface and for Noah, as well as new customisation options for the torch and sonar.
Eldritch Soundtrack
OST
With more than an hour of music, immerse yourself in the soundscape of Cthulhu: The Cosmic Abyss. An original soundtrack, designed to be an auditory journey, where silence, anticipation and unspeakable menace are an integral part of the experience.
Shining Trapezohedron QuestSearch for fragments of the shining trapezohedron and learn more about this ancient artefact through puzzles that will test your perception and your sanity.
