Dark Dice: Cthulhu Investigation Log
A dice-driven Cthulhu Mythos investigation log where every roll can cost you your sanity, your team, or your life — and there is no undo.
- Release date
- September 24, 2026
- Platforms
- Windows
- Developer
- Selig Interactive
- Publisher
- Selig Interactive

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About Dark Dice: Cthulhu Investigation Log
Some doors, once opened, do not close. DarkDice is a dice-driven investigation log set across Lovecraft's Mythos, built for investigators who want real stakes behind every choice. Recruit an investigator at your Society's HQ, then send them into one of 32 standalone cases set across the Cthulhu Mythos: The Mountains of Madness, The Colour Out of Space, The Dunwich Horror, Innsmouth, and more. Read the file, weigh the risk, and step through the door — because once you cross that threshold, there's no turning back until you've escaped or fallen.A free thank-you for existing investigators: the complete Cases of Herbert West collection.
All 6 entries — from "From the Dark" through the collection's finale, The Tomb-Legions — are included free, as our thanks to everyone who's been with the game through Early Access. This collection plays differently from the rest of the roster: fewer "collect the key items, open the vault door" puzzles, far more mutually exclusive route branching, named characters who can become your rivals or your allies depending on how you play them, and multiple distinct endings per case — built for replaying, not just clearing once.
FeaturesDice-and-skill investigation — every check draws on real Cthulhu-style TRPG stats, not scripted outcomes for a single path or ending. Eight investigator professions — Professor, Antiquarian, Patrolman, Athlete, Actor, Politician, Private Investigator, Doctor.…
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