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Cult of the Yellow King

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.

Released Oct 12, 2026 Developer Metaphor Games, Newmind Interactive Publisher Metaphor Games Platforms Windows CasualIncrementalIdlerStrategyRelaxing
View on Steam ↗ $3.19 (US · as of 2026-10-18)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-10-18 · quoted reviews as of 2026-09-27.

77.7%positive215 reviews
Recommended · 18 found this helpful

“// DATA_LOG: Cult of the Yellow King We follow the Story and their Acts, with an expectation that answers to our riddles, or at the very least, the instructions we are to follow will be revealed with time. We therefore go forward willingly, not marching towards a payoff or our…”

— a player, Steam review · 70 hrs played
Recommended · 5 found this helpful

“This is barely a game, and more like a cool screensaver with a wicked sound track. The short in game story is very Lovecraftian. The only issues I've run into are minor graphical glitches (emblems not showing), and the worst issue, "Prestige IV is not available in early access".…”

— a player, Steam review · 10 hrs played
Not recommended · 5 found this helpful

“TL;DR: Cult of the Yellow King provides a nice experience, especially writing-wise, but I doubt it will come out of early access. I got this game in early access as soon as it was released, as I adore both its theme and incremental games in general, but the updates are arriving…”

— a player, Steam review · 9 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-08 via SteamCharts.

230all-time peak
0 25 50 2026 No data collected for this period 26 avg · Dec 2025

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-10-18.

71achievements
44.7%median completion
1.3%rarest: A Ritual Without End
97.0% of players 96.5% of players 96.5% of players 96.4% of players 96.2% of players 93.8% of players 93.0% of players 92.1% of players 90.6% of players 85.9% of players 83.7% of players 82.8% of players 82.6% of players 82.3% of players 81.8% of players 78.9% of players 78.6% of players 73.9% of players 72.5% of players 72.1% of players 71.9% of players 70.6% of players 70.1% of players 67.7% of players 65.4% of players 65.1% of players 64.3% of players 63.9% of players 55.9% of players 55.0% of players 52.2% of players 52.1% of players 51.5% of players 49.6% of players 44.9% of players 44.7% of players 41.9% of players 41.8% of players 40.3% of players 39.1% of players 39.0% of players 37.6% of players 36.3% of players 35.8% of players 34.5% of players 33.7% of players 33.7% of players 33.7% of players 22.4% of players 22.0% of players 21.8% of players 19.8% of players 18.5% of players 18.5% of players 16.8% of players 15.9% of players 15.5% of players 14.5% of players 14.0% of players 13.7% of players 97.0% 0% most earned rarest
Almost everyone has
97.0%First Whisper — Generate your very first Whisper.
96.5%He Who Was Forgotten — Discover your second story log.
96.5%Insight Awakens — Accumulate 1,000 total Insight.
Rarest badges of honor
1.3%A Ritual Without End — Prestige 10 times.
7.1%A Different Kind of Fuel — Hidden achievement
7.8%Fully Devoted — Hidden achievement

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-09-28. Steam prices vary by region — always confirm your local price on Steam.

$3.19−20% right nowcurrent · sampled 2026-10-18 20:46 UTC
$3.99base price
$3.19lowest since tracking began2026-10-02
US3.19 USD−20%
EU3.32 EUR−20%
UK2.87 GBP−20%
Australia4.60 AUD−20%
Canada3.67 CAD−20%
Japan424 JPY−20%
Brazil12.60 BRL−20%
China14.40 CNY−20%

Regional prices at last sample, in local currency — Steam sets each region's price independently.

China≈$2.2 Brazil Canada Japan US Australia EU UK≈$3.8

Cheapest → most expensive, converted to USD at ECB reference rates (2026-10-16). Relative comparison only.

$0 $2.5 $5 09-28 10-01 10-06 10-09 10-14 10-18

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Oct 14, 2026
Major Balance Update + QoL Improvements + Bug Fixes − Sleep

Hey everyone 💛 The balance update is live, along with some QoL improvements and bug fixes. We think we made a mistake while trying to make a longer idle game. We love leaving idlers running, coming ba

Oct 14, 2026
💛A balance update is coming

Hey everyone 💛 Just wanted to let you know that we’re working on a balance update and some qol improvements. We’re hoping to push it in a few hours. We’re reading every single review (more than once),

Oct 13, 2026
💛 What’s New & What’s Next? 

It's been exactly 10 months since Cult of the Yellow King first entered Early Access, and a lot has changed!! What we thought would be a month or two of adding a few features and fixing bugs turned in

Oct 13, 2026
🟡 Hotfix 1.0.2

Hotfix 1.0.2 Fixed the middle upgrade in the Stasis Ritual panel (again) (for real this time). Added version numbers for easy tracking (sry for not adding this sooner). Added a separate volume slider

Oct 12, 2026
🟡 Hotfix 1.0.1 and Known Issues

Hotfix 1.0.1 Fixed the broken relic panel. Fixed 3 story panels unlocking in Act 0 instead of Act V. Fixed a grammar error in Story Act IV. Fixed some lines appearing in English in the Turkish localiz

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-10-12.

GenresStrategy
Player tagsCasual · Incremental · Idler · Strategy · Relaxing · Indie · Simulation · 2D · Singleplayer · Resource Management · Colorful · Arcade (Steam store community voting)
FeaturesSingle-player · Steam Achievements · Steam Cloud · Stats · Family Sharing
LanguagesEnglish, German, Turkish
Achievements70
Official sitehttps://www.metaphor-games.com
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS: Windows 10 64-bit Processor: Intel Core i3-6100 or AMD FX-6300 Memory: 4 GB RAM Graphics: Intel HD 530, GeForce GTX 750, or Radeon R7 260X Storage: 1 GB available space Sound Card: Any Windows-compatible audio device VR Support: None Additional Notes: Vulkan 1.0-compatible graphics required