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Abyss of Neptune

Abyss of Neptune is a survival horror game set in the deep seas of the Bermuda Triangle. You are sent to investigate a mysterious underwater signal, but there is more to it than meets the eye. Do you have what it takes to survive the abyss?

Steam Page
Developer
Abyssmal Games, Synodic Arc
Publisher
Synodic Arc
Release
April 26, 2021
5 years and 99 days ago
Steam Reviews
Mixed226 reviews69.0%

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Game contextLatest: IGF Team
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Notes
Latest Contributor: IGF TeamEdit notes
Updated: Jul 13, 2026Developer scaleThe operating scale of the game's developer.
Updated: Jul 16, 2026Publisher scaleThe operating scale of the game's publisher.
Updated: Jul 16, 2026Publisher statusHow the game's publishing relationship is classified.
Search Google: How is Abyss of Neptune and Synodic Arc funded?FundingThe known source of funding behind the game.
Search Google: Who controls the creative direction and IP for Abyss of Neptune and Abyssmal Games and Synodic Arc?Creative controlWho appears to retain creative control of the game.
Updated: Jul 16, 2026Release statusWhether and how the game has been released.

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About the Game

From the creators of The Book of Regrets, Synodic Arc teams up with Abyssmal Games to create an underwater survival horror game. Set in the depths of the Bermuda Triangle, you are sent by D.I.V.E.S (Divers Investigating Various External Signals), a government-funded organization, to investigate a mysterious underwater signal. Are you ready to traverse the treacherous abyss and make it back alive?

Survival Horror

Explore the abyss and evade what lurks in its depths. Hide or fight your way out of every encounter against gruesome creatures.

Puzzles

Solve a myriad of puzzles to learn more about what led to the mysterious signal. What led to the events that transpired here?

Underwater

Utilize your D.I.V.E.S. suit to traverse an underwater environment. Make use of your jet booster, flashlight, and gadgets to scavenge the ocean.
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