Cthulhu: The Cosmic Abyss - Upgrade to R'lyeh Edition

About

About the Game 2053. Across the globe, the occult threat grows ever more blatant, and strange, incomprehensible events multiply.

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5
Based on
165 reviews
Country Compatibility:
Languages:
Developer:
Big Bad Wolf
Publisher:
Nacon
Engine:
Unreal Engine 5
Release date:
16 April 2026
Genre:
Recent Steam reviews:
Not specified
All Steam reviews:
Mixed (165)

Game features

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Description

About the Game


2053. Across the globe, the occult threat grows ever more blatant, and strange, incomprehensible events multiply. As the Earth's surface resources dwindle, powerful corporations turn to the uncharted depths of the oceans, unaware of the ancient horror they are about to awaken.

In this tense Lovecraftian thriller, you play Noah, tasked with investigating the mysterious disappearance of miners in the depths of the Pacific Ocean. With the help of your AI companion, Key, explore the vast, labyrinthine prison of R'lyeh—an ancient, sunken city of cyclopean proportions—and resist the creeping madness caused by Cthulhu's influence. At its core lies a secret that could shatter your understanding of reality.

REVEAL THE UNSPEAKABLE

Face nightmares and cosmic abominations that will push your sanity to its limits. Journey through a futuristic reinterpretation of Lovecraft's mythos and uncover the legendary sunken city of R'lyeh. But beware: the deeper you descend, the more your mind succumbs to Cthulhu's relentless influence.

CHALLENGE THE BOUNDARIES OF YOUR MIND

Dive into the darkness with Key, your AI companion. Follow leads, gather scattered clues, and sharpen your detective skills to solve immersive and complex puzzles. Uncover hidden truths and look beyond appearances to choose your path to resolving the case. Every mystery offers branching routes and secret passages waiting to be discovered.

AN UNFORGETTABLE NARRATIVE EXPERIENCE

As an agent of Ancile, a secret division of Interpol specializing in occult affairs, you are thrust into a gripping story with complex characters, brought to life through cinematic storytelling. Immerse yourself in a first-person investigative horror adventure with a rich, branching narrative, where your choices and understanding will shape Noah’s fate in this nightmarish world.

Powered by Unreal Engine 5, Cthulhu: The Cosmic Abyss features mind-bending environments that defy the laws of physics, pushing the boundaries of immersive storytelling to new heights.

Recommended system requirements

minimum*

Requirement 1:
Requires a 64-bit processor and operating system
OS:
Windows 10 - 11
Processor:
Intel Core i7-8700K or AMD Ryzen 5 1600X
Memory:
12 GB RAM
Graphics:
NVIDIA GeForce GTX 1060, 6 GB or AMD Radeon RX 590, 8 GB or Intel Arc A580, 8 GB
DirectX:
Version 12
Storage:
16 GB available space
Additional Notes:
HDD Supported, SSD Recommended. The above specifications were tested with performance upscaling enabled.

recommended*

Requirement 1:
Requires a 64-bit processor and operating system
OS:
Windows 11
Processor:
Intel Core i5-12600K or AMD Ryzen 5 7600
Memory:
16 GB RAM
Graphics:
NVIDIA GeForce RTX 3070, 8 GB or AMD Radeon RX 6750 XT, 12 GB or Intel Arc B580, 12 GB
DirectX:
Version 12
Storage:
16 GB available space
Additional Notes:
HDD Supported, SSD Recommended. The above specifications were tested with performance upscaling enabled.

User reviews

NotSundance
Not recommended | 21 May 2026
10.8h played

That cube puzzle was one of the worst and most annoying puzzles ever created. If in previous chapter you do not unlock ability to read that alien text then you're screwed. Game design at its worst. I love everything

Helpful: 36
Erik The Red
Not recommended | 09 Jun 2026
4.9h played

This game is so utterly broken. Controls go on the fritz every few minutes and require restart. But you can't save your progress manually so you end up having to replay sections of the game. What a mess. How did it get

Helpful: 34
Duthomhas
Not recommended | 27 May 2026
10.5h played

I enjoyed the atmosphere of this and the story. The bugs though, man the bugs. Randomly losing controls when trying to mouse move, it just pings everything, having to restart the game to fix it. Random puzzles not

Helpful: 55
Livingzoltar
Not recommended | 04 Jun 2026
17.1h played

The game is broken and so is my heart. Game looks gorgeous, but the level of incomplete style of glitches is to a level hard for the most fumbling indie studio's. Wrong language, buttons not working, objectives not

Helpful: 19
SweepingsDemon
Not recommended | 06 Jun 2026
9.0h played

When this game is working as intended, it's firing on all cylinders. Great atmosphere, fantastic setting, decent plot, some nice effects and some memorable puzzles. The deduction "mind map" has the potential for

Helpful: 63
DanishScorpio
Recommended | 08 Jun 2026
18.3h played

The narrative unfolds through investigations, documents, environmental clues, and conversations with your AI companion. The story rewards attentive players and offers multiple endings influenced by your choices and

Helpful: 17