The Game Census
Rustil: Eternal Labyrinth Castle cover art

Rustil: Eternal Labyrinth Castle

KTMG LLC. · KIC Games · 2026-03-13

Steam

ActionIndie

Modes: Single player, Multiplayer

Releases: Apr 25, 2024 (PC (Microsoft Windows))

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!

71%
positive of 963 reviews
Mostly Positive
steam rating
0–20,000
owners (SteamSpy est.)
pending
deck/linux tier (ProtonDB)
$18.99
steam price (US)

A world where a huge castle suddenly appears. Inside the castle, which is shrouded in mystery, there are many creatures and treasures that are different from those of this world. The protagonist Rustil, who has no memory of the past, is drawn to the interior of the labyrinthine castle. The souls of heroes are floating around in the labyrinthine castle, and powerful abilities can be acquired from them. She also has the ability to control monsters. By capturing and training powerful monsters, she can use them as reliable companions.(Storyline via IGDB)

Health check

Healthy
  • · 679 reviews in the last 8 weeks (~85/week).
  • · Review velocity up 2729% vs the prior 8 weeks.
  • · Top 36% of 10,791 Action games in the census by review count.
Estimated sales: 19k–43k copies

Review-multiple estimate from 963 total reviews — how this is computed.

All-time low: $11.39 at Steam (2026-06-08)via IsThereAnyDeal

12-month high $18.99 · on sale 8 of 14 observed days (census price snapshots)

Review momentum

PositiveNegative
21821820242026Week of 2024-04-01: 67 positiveWeek of 2024-04-01: 17 negativeWeek of 2024-05-01: 38 positiveWeek of 2024-05-01: 19 negativeWeek of 2024-06-01: 12 positiveWeek of 2024-06-01: 9 negativeWeek of 2024-07-01: 2 positiveWeek of 2024-07-01: 1 negativeWeek of 2024-08-01: 4 positiveWeek of 2024-08-01: 3 negativeWeek of 2024-09-01: 6 positiveWeek of 2024-09-01: 3 negativeWeek of 2024-10-01: 6 positiveWeek of 2024-10-01: 15 negativeWeek of 2024-11-01: 2 negativeWeek of 2024-12-01: 6 positiveWeek of 2024-12-01: 1 negativeWeek of 2025-01-01: 7 positiveWeek of 2025-01-01: 6 negativeWeek of 2025-02-01: 4 positiveWeek of 2025-03-01: 7 positiveWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 2 positiveWeek of 2025-05-01: 2 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 2 positiveWeek of 2025-06-01: 1 negativeWeek of 2025-07-01: 2 positiveWeek of 2025-07-01: 1 negativeWeek of 2025-08-01: 1 positiveWeek of 2025-08-01: 2 negativeWeek of 2025-09-01: 1 positiveWeek of 2025-10-01: 3 positiveWeek of 2025-10-01: 2 negativeWeek of 2025-11-01: 1 positiveWeek of 2025-11-01: 3 negativeWeek of 2025-12-01: 1 positiveWeek of 2026-01-01: 8 positiveWeek of 2026-02-01: 16 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 218 positiveWeek of 2026-03-01: 100 negativeWeek of 2026-04-01: 53 positiveWeek of 2026-04-01: 30 negativeWeek of 2026-05-01: 57 positiveWeek of 2026-05-01: 11 negativeWeek of 2026-06-01: 83 positiveWeek of 2026-06-01: 55 negativeWeek of 2026-07-01: 37 positiveWeek of 2026-07-01: 9 negativeWeek of 2026-08-01: 28 positiveWeek of 2026-08-01: 7 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Price history

$18.99$11.392024-04-252026-08-122024-04-25 — best price $13.492024-05-09 — best price $14.992024-06-19 — best price $13.492024-06-26 — best price $14.992024-06-27 — best price $13.492024-07-11 — best price $14.992024-10-14 — best price $11.992024-10-21 — best price $14.992024-11-27 — best price $13.492024-12-04 — best price $14.992024-12-19 — best price $13.492025-01-02 — best price $14.992025-03-13 — best price $13.492025-03-20 — best price $14.992025-06-26 — best price $13.492025-07-10 — best price $14.992025-07-17 — best price $13.492025-07-24 — best price $14.992025-12-18 — best price $13.492026-01-05 — best price $14.992026-01-08 — best price $18.992026-03-13 — best price $13.102026-03-19 — best price $13.102026-03-26 — best price $18.992026-04-21 — best price $12.342026-05-05 — best price $18.992026-06-08 — best price $11.392026-06-22 — best price $18.992026-06-25 — best price $11.392026-07-09 — best price $18.992026-07-29 — best price $11.392026-08-12 — best price $18.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

17
achievements tracked
57.1%
earned "Unlock Skill Tree"
19.6%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsFull controller supportSingle-playerSteam AchievementsFull controller supportGamepad RecommendedDualShock Controller SupportDualShock Controller SupportSteam CloudFamily Sharing

6 supported languages: English, Japanese, Simplified Chinese, Traditional Chinese, Korean, Thai

Player tags

3DPvECuteLootAnimeMagicActionFantasySwordplayCollectathon

Census log

Computed from census-recorded observations only — dates are observation dates.

Recent updates

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Similarity via IGDB.

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