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Does Nightmare World use AI?

Yes — AI is used for parts of the game

The developer says AI-generated images made with Adobe Firefly appear in the game and its promotional video.

Partial AIEffort risk: Medium

AI judgment · deepseek-flash · AI-assisted · 55% confidence

Checked against Steam on Oct 28, 2026.

Nightmare World header image
Developer
Syonen Mikaze
Publisher
Nekomimi Studio
Release
9 Oct, 2026

View on Steam ↗

Production signals

Facts about who made the game and how players received it. They don't depend on AI, and they help tell a carefully made game that used some AI apart from mass-produced ones.

Before you buy: anti-cheat, accounts, DRM

No anti-cheat, third-party account or DRM is declared on Nightmare World's Steam page.

Does Nightmare World have kernel-level anti-cheat? →

What the developer says

This game and its promotional video utilize AI-generated images created with Adobe Firefly.

From the “AI Generated Content Disclosure” on the Steam store page, quoted as written. First seen by us on Oct 28, 2026.

What other sources say

SourceTheir take
Steam disclosureAI content disclosed
AI judgment
deepseek-flash
AI-assisted · AI scope: parts · effort risk: medium
Reasoning

The store disclosure states AI images are used in the game itself and the promo video, so some in-game art is AI-generated. The developer has released only one game, so there is no pattern of volume releases. No reviews yet, but the game is newly released, so low effort cannot be established.

Against: Only one release and a fresh launch; the disclosure limits AI to images, suggesting other work was done by the developer.

Remove AI Slop
open-source extension
Minor AI use (marketing)
Games That Use AI Generation
Steam curator
“Gen AI used for game and promo video.”

Curator notes are the opinions of independent Steam curators, quoted as written. GameAICheck has not verified them.

FAQ

Does Nightmare World use AI?

Yes. Nightmare World's developer discloses AI-generated content on its Steam page. The developer says AI-generated images made with Adobe Firefly appear in the game and its promotional video.

Is Nightmare World AI-generated?

Only partly. AI is used for parts of the game; most of it is made by the developers.

How does GameAICheck know?

We read the AI Generated Content Disclosure from the game's public Steam store page, check it daily, and show what independent curators and open-source tools say about it. Disclosures are self-reported by developers.

Is something wrong?

Developers and players can dispute or report this page. We review every message and correct mistakes.

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