Cthulhu: The Cosmic Abyss
Achievement guide · roadmap · tracker
A mining station in the Pacific abyss is no longer responding. As an investigator of the occult, unravel the mysteries of the deep. Test your wits and sanity in this thriller inspired by the master of Providence.
Adventure
Science fiction
Horror
Thriller
Mystery
2026
★ 70
27 achievements
Guide 0%
The Awakening
Common
Inspector
CommonFind 10 sub-clues by inspecting objects.
Let there be light
Common
Artist
Common
The Excavation
Common
Thanks Key
CommonAnalyze 25 clues
Cthulhu fhtagn
Common
Macro waves
CommonReveal 25 different clues using sonar frequencies.
The Temple
Common
The Other World
Uncommon
Addicted
UncommonUse 10 doses of Lichen.
The Citadel
Uncommon
In deep waters
Uncommon
Linguist
Uncommon
Beyond the senses
Uncommon
Open Sesame
Uncommon
Elementary
UncommonSolve 15 deductions.
His master's voice
Uncommon
Against the tide
Uncommon
Where am I?
Uncommon
Cosmic Abyss
UncommonReplace the watcher.
The Last door
Uncommon
A new watcher
Uncommon
Better than Pandora
Rare
Mens sana
RareFinish the game without exceeding the corruption threshold.
Full charge
RareFind all energy upgrades.
Augmented agent
RareFind all evolutions.
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