Cult of the Yellow King

A cosmic horror idle game where you build the Yellow King’s cult, spread his living mold, and click yourself hollow. Memory by memory. Scream by silent scream, as the sky blooms with eyes watching your beautiful undoing.

At a glance

• Platform: Windows.
• Genres: Strategy, Early Access.
• Release date: Dec 12, 2025.
• Steam user reviews: Very Positive (80% positive).
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

Recommended

System requirements as published by the developer on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

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