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Rustil: Eternal Labyrinth Castle

Rustil: Eternal Labyrinth Castle

In this exhilarating roguelike action game, the main character, Rustil, acquires abilities from the souls of various heroes in a huge and mysterious labyrinth castle, and aims to reach the top floor while strengthening the main character. All monsters can be captured, raised, and summoned!

Released Mar 13, 2026 Developer KTMG LLC. Publisher KIC Games Platforms Windows ActionAction RoguelikeHack and SlashCreature CollectorFemale Protagonist
View on Steam ↗ $11.39 (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.

71.3%positive977 reviews

What reviewers agree on

Praised
Criticised
Bar length = how many of the 104 reviews raise the point On criticised points, the pale part = reviewers who still recommend the game Select a point to see the exact counts and what reviewers wrote.

Counted across 104 English reviews, sampled to match this game's 71.3% positive rating · as of 2026-05-14

Recommended · 13 found this helpful

“Don’t sleep on this one. Rustil: Eternal Labyrinth Castle is the best action roguelike out there. Why? Because underneath its pretty accessible and intuitive surface, is a ridiculously robust action game with a dash of mystery dungeon roguelike flavoring, crazy monster summoning…”

— a player, Steam review · 38 hrs played
Recommended · 14 found this helpful

“Floor 127 takes a while to load, because floors 5 and 8 are larger floors that require you to simply find the exit rather than defeat all the monsters. The tower in Endless Mode loops every 51 floors and not every 50, which is why this is floor 127 and not 125. I use a scroll of…”

— a player, Steam review · 18 hrs played
Not recommended · 50 found this helpful

“Great game but currently suffers heavily from performance issues. These performance issues seem to affect mainly AMD GPU users, so I recommend it for anyone else! There is constant stuttering that starts at a point and it does not get better. Limiting the game to 60FPS will make…”

— a player, Steam review · 8 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.

1,106all-time peak
0 250 500 2025 2026 No data collected for this period 251 avg · Mar 2026

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.

17achievements
20.0%median completion
2.1%rarest: Reach Floor 500 in Endless Mode
57.9% of players 55.8% of players 41.2% of players 33.0% of players 32.2% of players 26.2% of players 24.6% of players 24.4% of players 20.0% of players 19.4% of players 9.1% of players 5.3% of players 4.7% of players 4.5% of players 3.2% of players 2.4% of players 2.1% of players 57.9% 0% most earned rarest
Almost everyone has
57.9%Unlock Skill Tree — Unlock Skill Tree
55.8%Unlock Hero Wilhelm — Unlock Hero Wilhelm
41.2%Unlock Hero Takeru — Unlock Hero Takeru
Rarest badges of honor
2.1%Reach Floor 500 in Endless Mode — Reach Floor 500 in Endless Mode
2.4%Reach Floor 400 in Endless Mode — Reach Floor 400 in Endless Mode
3.2%Reach Floor 300 in Endless Mode — Reach Floor 300 in Endless Mode

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.

$11.39−40% right nowcurrent · sampled 2026-09-26 21:12 UTC
$18.99base price
$11.39lowest since tracking began2026-09-16
US11.39 USD−40%
EU11.09 EUR−40%
UK9.53 GBP−40%
Australia16.77 AUD−40%
Canada14.87 CAD−40%
Japan1,260 JPY−40%
Brazil34.79 BRL−40%
China43.20 CNY−40%

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

China≈$6.4 Brazil Japan Canada US Australia UK EU≈$13

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

$0 $25 $50 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.

Aug 28, 2026
Update 1.2.4

- Moved the Soul Inscription to the Hero's Chamber. *Existing inscriptions will resume from their legacy locations. - Fixed a bug where a barrier would appear in the Shrine Area of Zhuk Forest, making

Aug 13, 2026
Update 1.2.3

- Fixed a bug with Zera's abilities related to strengthening Kotryn. - Fixed an issue where the AI of certain monsters did not function correctly.

Aug 08, 2026
Update 1.2.2

- Fixed an issue where the 3D UI did not display correctly when Render Scale was set to less than 1. - Improved an issue where Kotryn would occasionally stop performing attack actions. - Fixed a bug w

Jul 16, 2026
Notice of Update Ver 1.2.0

In the Ver 1.2.0 update, we have added new elements so you can continue to enjoy the game even after clearing the story. We would also like to take this opportunity to look back on the many updates ma

Jul 13, 2026
Update 1.2.1

- Fixed an issue where the "Premium Skill Tree" was being sold on floors below 50. - Fixed an issue where the description for the "Premium Skill Tree" was displaying incorrectly (the effect was being

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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.

GenresAction, Indie
Player tagsAction · Action Roguelike · Hack and Slash · Creature Collector · Female Protagonist · Spectacle fighter · Loot · Collectathon · Cute · Anime · Fantasy · Swordplay (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Full controller support · Steam Cloud · Family Sharing
LanguagesEnglish, Japanese, Simplified Chinese, Traditional Chinese, Korean, Thai
ControllerFull support
Achievements17
Official sitehttps://www.ktmg-llc.com/rustil
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS: Windows10 64bit Processor: Intel Core i5-3570K or AMD FX-8310 Memory: 8 GB RAM Graphics: NVIDIA GeForce GTX 1060 DirectX: Version 11 Storage: 5 GB available space