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Mercury Abbey

Mercury Abbey

In a mansion surrounded by mist, as the curse made by the Alchemist and Fairy reappears, the danger is quietly lurking in the darkness, awaiting its visitors.Follow Harrod and Willie to unravel an incredible story in Mercury Abbey, and go on an adventure that you would only find in mystery novels.

Released Nov 21, 2024 Developer YiTi Games Publisher Gamirror Games, YiTi Games Platforms Windows Pixel GraphicsPuzzleSingleplayerHand-drawn2D
View on Steam ↗ $17.99 (US · as of 2026-09-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-02 · quoted reviews as of 2026-05-14.

91.2%positive999 reviews
Recommended · 6 found this helpful

“I played the game, but not yet finish it although seeing how bad the english translation makes my head feel a little dizzy when reading and I wish the devs do something with the english translation. I really love this game bought it in discount and hoping to finish it when I…”

— a player, Steam review · 15 hrs played
Recommended · 4 found this helpful

“Fun and relaxed, also the art is splendid~! :3c”

— a player, Steam review · 8 hrs played
Not recommended · 17 found this helpful

“The terrible broken english is made even worse when you realise they used AI to generate it instead of hiring actual humans, the community even volunteered to do it. The artwork is beautiful and the soundtrack is lovely but its let down by the writing and for a game that's…”

— a player, Steam review · 3 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-07 via SteamCharts.

101all-time peak
0 25 50 2025 2026 No data collected for this period 23 avg · Dec 2024

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

45achievements
54.0%median completion
13.0%rarest: 'The All-Knowing'
83.5% of players 79.8% of players 75.6% of players 71.8% of players 70.7% of players 68.6% of players 67.8% of players 66.6% of players 62.2% of players 62.0% of players 60.7% of players 60.6% of players 59.7% of players 58.2% of players 58.0% of players 57.2% of players 56.5% of players 55.5% of players 55.5% of players 55.4% of players 55.3% of players 55.2% of players 54.0% of players 53.7% of players 53.5% of players 53.5% of players 53.5% of players 53.2% of players 52.9% of players 52.9% of players 52.8% of players 52.4% of players 51.4% of players 48.9% of players 46.4% of players 41.7% of players 41.6% of players 37.3% of players 32.0% of players 22.2% of players 21.2% of players 20.8% of players 16.1% of players 14.7% of players 13.0% of players 83.5% 0% most earned rarest
Almost everyone has
83.5%Revive, T-Rex! — Revive Willie's T-Rex toy
79.8%A First Look — Complete the prologue
75.6%Detective William — Pull down the Moonrise Avenue poster
Rarest badges of honor
13.0%'The All-Knowing' — Collect all [Snippets] in the Archive
14.7%Collector — Collect all [Collect] in the Archive
16.1%'Darrell Holmes' — Question everyone's identity

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-08-12. Steam prices vary by region — always confirm your local price on Steam.

$17.99current · sampled 2026-09-26 21:12 UTC
$12.59lowest since tracking began2026-08-12
US17.99 USD
EU17.49 EUR
UK14.99 GBP
Australia26.50 AUD
Canada23.49 CAD
Japan2,680 JPY
Brazil54.99 BRL
China68.00 CNY

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

China≈$10 Brazil Canada Japan US Australia UK EU≈$20

Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.

$0 $10 $20 08-12 08-21 08-30 09-08 09-17 09-26

Latest official news

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

Feb 06, 2026
[New Historical Low | Chinese New Year Sale] Feb 13 – Feb 27: 30% OFF

Chinese New Year Sale (new historical low) Dates: Feb 13–Feb 27 (2 weeks) Discount: 30% OFF (new historical low) Whether you’re visiting Mercury Abbey for the first time, or you’ve already walked part

Jan 01, 2026
Happy New Year 2026! + New Year Plans~

2026 is here! 🎈 We’ve always hoped more players could make their way to the sanatorium, and join Harold and Willie to complete this adventure together. However, due to limited team resources, our loca

Dec 24, 2025
Merry Christmas!

🎄As Christmas approaches, the lights on the Christmas tree have been lit, brightening up the snowy night. 🎁Harrod and Willie have already prepared their Christmas gifts—just don’t open them too early!

Dec 19, 2025
Winter Sale Discount | Mercury Abbey -20%

Mercury Abbey is now part of the Steam Winter Sale , available for a limited time with 20% off . The game has officially received Steam Deck Verified status and is now fully optimized for handheld pla

Nov 18, 2025
Anniversary Sale Preview & 1.1.4 Update Notes

Hello, adventurers! This weekend marks the first anniversary of Mercury Abbey! Thank you all for your continued support and love. To celebrate this special milestone, we’ll be launching a 20% discount

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-14.

GenresAdventure, Indie, RPG
Player tagsPixel Graphics · Puzzle · Singleplayer · Hand-drawn · 2D · Drama · Cartoon · Detective · Casual · Indie · Side Scroller · Adventure (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Full controller support · Steam Cloud · Family Sharing
LanguagesEnglish, Simplified Chinese
ControllerFull support
Achievements45
Official sitehttps://weibo.com/u/7508223034
Minimum system requirements (PC)

Minimum: OS *: Windows 7 Processor: Intel Core2 Duo E6400 @ 2.13GHz Memory: 8 GB RAM Graphics: GeForce GT 730 OR Radeon HD 4830 DirectX: Version 11 Storage: 2 GB available space Sound Card: DirectX compatible sound card