PCGame

Cthulhu Mythos ADV The Isle Of Ubohoth

Lovecraftian visual novel with dice-driven choices and island exploration

Gotcha Gotcha Games · Released Jun 27, 2024

AdventureIndieRPG

AI-generated content disclosed

Reviews
Positive
89% of 37
Recent reviews
Not enough recent
Players
0
daily peak, Nov 7, 2026
Steam Deck
Untested
Last update on Steam
5 months ago
Jun 3, 2026
Minimum PC
Compatible OpenGL
4 GB RAM · 0.5 GB disk
Full requirements

What is Cthulhu Mythos ADV The Isle Of Ubohoth?

This single-player Lovecraftian visual novel and RPG takes place on a mysterious island in the Seto Inland Sea. You customize the protagonist, explore a map, manage hunger, search for clues, solve puzzles, and make choices resolved by stat-based dice rolls while trying to break a curse and prevent an ancient god's return.

For you if...

  • +you like Lovecraftian mysteries and psychological horror
  • +you enjoy choices shaped by stats and dice rolls
  • +you want puzzles, clue hunting, and resource management

Not for you if...

  • −you dislike visual novels with chance-based outcomes
  • −you want combat-focused action rather than story and puzzles

Screenshots and trailer

Cthulhu Mythos ADV The Isle Of Ubohoth screenshot 1

Cthulhu Mythos ADV The Isle Of Ubohoth system requirements

Minimum: Compatible OpenGL, 4 GB RAM, 0.5 GB of disk space.

As published by the developer.

Can my PC run Cthulhu Mythos ADV The Isle Of Ubohoth?

The published requirements do not name a graphics card we can compare.

Set up my PC →

Minimum

OS
Windows 7 / 8 / 8.1 / 10 / 11
Processor
Intel Core2 Duo or better
Graphics
Compatible OpenGL
Memory
4 GB RAM
Storage
500 MB available space

Recommended

OS
Windows 7 / 8 / 8.1 / 10 / 11
Processor
Intel Core2 Duo or better
Graphics
Intel HD 615Graphics or better
Memory
4 GB RAM
Storage
500 MB available space

Does Cthulhu Mythos ADV The Isle Of Ubohoth have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Does Cthulhu Mythos ADV The Isle Of Ubohoth run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM
None declared on Steam
Controller
Keyboard and mouse
Platforms
Windows, macOS
Steam features
Family Sharing
Languages
Text only: English, Japanese.

Does Cthulhu Mythos ADV The Isle Of Ubohoth use AI-generated content?

Yes. The developers disclose AI-generated content on the game's Steam page:

Used in the production process of background illustrations.

The statement mentions: Art

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 25, 2026. How to filter AI games on Steam

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