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The Mound: Omen of Cthulhu release date and platforms

The Mound: Omen of Cthulhu Release Date, Platforms & Price

The Mound: Omen of Cthulhu releases July 15, 2026 on PC, PS5, and Xbox Series X|S with full crossplay. Here's the confirmed platform list, co-op details, content rating, and what's not yet announced (price).

Last updated: July 9, 2026

Quick Answer

When and where does The Mound: Omen of Cthulhu release?

The Mound: Omen of Cthulhu releases July 15, 2026 on PC (Steam), PlayStation 5, and Xbox Series X|S, with confirmed crossplay across all three — no last-gen console version. It's rated Mature 17+ (ESRB) / 18 (PEGI) for blood and violence. Price has not been officially confirmed yet.

Short Answer

July 15, 2026, three current-gen platforms, full crossplay, and a firm Mature rating. If your squad spans PC and console, you can play together at launch — just know this is a genuinely violent horror game, not a light co-op romp.

Platform Status

Key Facts

PC (Steam)
Official
Confirmed — releases July 15, 2026, crossplay enabled
PlayStation 5
Official
Confirmed — releases July 15, 2026, crossplay enabled
Xbox Series X|S
Official
Confirmed — releases July 15, 2026, crossplay enabled
PS4 / Xbox One
Official
Not announced — current-gen only
Nintendo Switch / Switch 2
Official
Not announced
Price
Not announced
Not officially confirmed yet

Content Rating: What to Expect

The ESRB rates The Mound: Omen of Cthulhu Mature 17+ for Blood and Gore and Violence, plus Users Interact for online co-op chat. Official rating summaries describe first-person combat against undead and eldritch creatures using swords, pistols, and knives, with impact sounds, blood-splatter effects, and some enemies being decapitated. Environments also depict bloodstains and severed heads on spikes. PEGI separately rates the game 18 for Violence. This is not a game for younger players or anyone sensitive to graphic combat imagery.

What's Not Confirmed Yet

Official pricing has not been announced as of this writing. There is also no last-gen console version (PS4, Xbox One) or Nintendo platform announced — confirmed platforms remain PC, PS5, and Xbox Series X|S only.

Demo History

The Mound: Omen of Cthulhu was playable during Steam Next Fest, June 15-22, 2026, and reportedly drew more than 200,000 demo players — a strong turnout for a co-op horror title from a mid-size publisher. Check the official Steam page for whether the demo remains available closer to the July 15 launch.

The Mound: Omen of Cthulhu expedition party exploring the cursed jungle
A four-player expedition pushes deeper into the jungle — every step raises the risk of hallucination and ambush.

Player Reference Notes

Player questionWhere to checkPlayer note
What does Steam list for release timing, price, co-op player count, and content rating?Steam storeUse Steam for the current price, demo history, system requirements, and platform confirmation.
Who developed and published the game, and what does the publisher confirm about crossplay and pre-order bonuses?Nacon official siteUse the publisher page for official studio background on ACE Team and Nacon, plus pre-order bonus details.

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Frequently Asked Questions

Q: What platforms is The Mound: Omen of Cthulhu on?

PC via Steam, PlayStation 5, and Xbox Series X|S, all releasing simultaneously on July 15, 2026 with confirmed crossplay across all three.

Q: Is The Mound: Omen of Cthulhu on Xbox One or PS4?

No. The confirmed platforms are current-generation only: PC, PlayStation 5, and Xbox Series X|S. No last-gen console version has been announced.

Q: What is the age rating for The Mound: Omen of Cthulhu?

ESRB Mature 17+ for Blood and Gore, Violence, and Users Interact. PEGI rates it 18 for Violence. This is a mature-rated horror game, not suitable for children.

Q: How much does The Mound: Omen of Cthulhu cost?

Official pricing has not been confirmed as of this writing. Check the Steam store page closer to the July 15, 2026 release for the final price.

Q: Is there a pre-order bonus?

Yes. Nacon has confirmed a pre-order bonus called the Lost Explorers' Swords Pack, which includes two exclusive cosmetic looks for your sword.