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Eresys

Also known as Eresys, e, eresys

Eresys is a co-op horror game inspired from the works of H.P. Lovecraft. Teamwork is a key as players take on the roles of four cultists and face the terrifying entities together. Dynamic AI mechanics and unique enemies, Eresys promises to deliver a thrilling and spine-chilling gaming experience.

Last update
24 May 2026
Players now
0

Latest update

Announcement

Necrophosis Demo Available

Discover the macabre world of Lovecraftian horror in our latest project, Necrophosis. The demo is now available for free download. While we paused development on Eresys to focus on Necrophosis, rest assured we're back o…

2 changesGameplayRead announcement

Update history

Browse past updates and patch notes for this game.

20 updates

Gallery

In-game media

Achievements

Community progression

Top picks from 20 Steam achievements, sorted by player unlock rates.

  • In DeathGet killed by the otherwordly71.5%
  • Terrors of the deepSuccumb to the creatures of the sea28.1%
  • Broken curseCleanse the shrine of Innsmouth21.2%
  • Sanguine ceremonyCreate 4 accursed blood spheres21.1%
  • Forbidden knowledgeComplete the book of the order19.2%
  • Fiend in the wallsHidden16.3%