The Game Census
湛藍牢籠 Rail of Möbius cover art

湛藍牢籠 Rail of Möbius

PHOSEPO · 2021-08-31

Steam

AdventureCasualIndie

Modes: Single player · Perspectives: Side view, Text

Releases: Aug 31, 2021 (PC (Microsoft Windows))

It is an adventure game with multiple endings. An original script written by a well-known light novelist with a total of 400,000 words. With reasoning, suspense, love, and science fiction elements, it allows players to embark on a highly immersive journey of salvation on the submarine train.

湛藍牢籠 Rail of Möbius is an Adventure Casual Indie game released in 2021, priced at $12.99, with an estimated 20,000 .. 50,000 owners and a Very Positive review sentiment (95% of 494 reviews).

0
playing now
95%
positive of 494 reviews
Very Positive
steam's rating (official)
20,000–50,000
owners (SteamSpy est.)
gold
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$12.99
steam price (US)

0 players in-game as of 2026-10-14 06:00 UTC (census sample)

Enter a bloody cycle of fate deep under the ocean. Will you become everyone’s salvation? A train shuttling underwater carrying students and teachers on a graduation trip is suddenly trapped in a strange time loop, endlessly experiencing the moment of a derailing accident . . . The joyful journey quickly spirals out of control when the train derails, locking everyone in the moment of the bloody incident that endlessly repeats itself. WuShi happens to be the only person that remembers each and every fateful cycle. But what’s even stranger — with each repeating cycle, one more of his classmate(Storyline via IGDB)

Health check

Quietly active
  • · 0 players in-game at the last census sample.
  • · 24 reviews in the last 8 weeks (~3/week).
  • · Review velocity up 26% vs the prior 8 weeks.
  • · Current weekly pace is under 5% of the all-time peak week (73 reviews).
  • · Top 19% of 28,739 Adventure games in the census by review count.

Health tier since 2026-08-31

Estimated sales: 9.9k–22k copies

Review-multiple estimate from 494 total reviews — how this is computed.

All-time low: $4.67 at Steam (2026-02-12)via IsThereAnyDeal

12-month high $12.99 · on sale 7 of 14 observed days (census price snapshots)

Review momentum

PositiveNegative
727220212026Week of 2021-08-01: 1 positiveWeek of 2021-09-01: 72 positiveWeek of 2021-09-01: 1 negativeWeek of 2021-10-01: 11 positiveWeek of 2021-10-01: 1 negativeWeek of 2021-11-01: 15 positiveWeek of 2021-12-01: 12 positiveWeek of 2021-12-01: 1 negativeWeek of 2022-01-01: 8 positiveWeek of 2022-01-01: 1 negativeWeek of 2022-02-01: 7 positiveWeek of 2022-03-01: 6 positiveWeek of 2022-04-01: 12 positiveWeek of 2022-04-01: 1 negativeWeek of 2022-05-01: 17 positiveWeek of 2022-05-01: 2 negativeWeek of 2022-06-01: 11 positiveWeek of 2022-07-01: 11 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-08-01: 6 positiveWeek of 2022-08-01: 1 negativeWeek of 2022-09-01: 6 positiveWeek of 2022-10-01: 8 positiveWeek of 2022-11-01: 6 positiveWeek of 2022-11-01: 1 negativeWeek of 2022-12-01: 10 positiveWeek of 2022-12-01: 2 negativeWeek of 2023-01-01: 8 positiveWeek of 2023-02-01: 8 positiveWeek of 2023-02-01: 1 negativeWeek of 2023-03-01: 6 positiveWeek of 2023-03-01: 2 negativeWeek of 2023-04-01: 2 positiveWeek of 2023-05-01: 3 positiveWeek of 2023-06-01: 3 positiveWeek of 2023-06-01: 2 negativeWeek of 2023-07-01: 3 positiveWeek of 2023-08-01: 5 positiveWeek of 2023-09-01: 8 positiveWeek of 2023-10-01: 2 positiveWeek of 2023-10-01: 1 negativeWeek of 2023-11-01: 3 positiveWeek of 2023-11-01: 2 negativeWeek of 2023-12-01: 1 positiveWeek of 2023-12-01: 1 negativeWeek of 2024-01-01: 1 positiveWeek of 2024-01-01: 1 negativeWeek of 2024-02-01: 5 positiveWeek of 2024-03-01: 1 positiveWeek of 2024-03-01: 1 negativeWeek of 2024-04-01: 2 positiveWeek of 2024-05-01: 1 positiveWeek of 2024-06-01: 1 positiveWeek of 2024-07-01: 4 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 5 positiveWeek of 2024-10-01: 2 positiveWeek of 2024-11-01: 1 positiveWeek of 2024-12-01: 5 positiveWeek of 2025-01-01: 1 positiveWeek of 2025-02-01: 2 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 6 positiveWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 1 positiveWeek of 2025-05-01: 2 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 1 positiveWeek of 2025-07-01: 1 positiveWeek of 2025-08-01: 2 positiveWeek of 2025-09-01: 1 positiveWeek of 2025-10-01: 3 positiveWeek of 2025-11-01: 1 positiveWeek of 2025-12-01: 4 positiveWeek of 2026-01-01: 4 positiveWeek of 2026-01-01: 1 negativeWeek of 2026-02-01: 6 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 2 positiveWeek of 2026-05-01: 2 positiveWeek of 2026-06-01: 2 positiveWeek of 2026-07-01: 1 negativeWeek of 2026-08-01: 3 positiveWeek of 2026-08-01: 1 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

102026-09-15 07:00 — 0 players2026-09-16 15:00 — 0 players2026-09-17 23:00 — 0 players2026-09-19 06:00 — 0 players2026-09-20 14:00 — 1 players2026-09-21 21:00 — 1 players2026-09-23 05:00 — 0 players2026-09-24 12:00 — 0 players2026-09-25 20:00 — 0 players2026-09-27 03:00 — 1 players2026-09-28 11:00 — 0 players2026-09-29 18:00 — 0 players2026-10-01 02:00 — 0 players2026-10-02 09:00 — 1 players2026-10-03 17:00 — 0 players2026-10-05 01:00 — 0 players2026-10-06 09:00 — 0 players2026-10-07 16:00 — 0 players2026-10-09 00:00 — 0 players2026-10-10 07:00 — 1 players2026-10-11 15:00 — 0 players2026-10-12 22:00 — 0 players2026-10-14 06:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$24.99$4.672021-08-312026-07-272021-08-31 — best price $24.992021-11-04 — best price $12.992021-12-23 — best price $10.392022-02-03 — best price $12.992022-03-10 — best price $12.992022-05-23 — best price $12.992022-07-11 — best price $9.092022-08-15 — best price $9.742022-09-26 — best price $12.992022-11-22 — best price $8.442023-01-05 — best price $12.992023-03-16 — best price $8.442023-04-03 — best price $12.992023-06-19 — best price $8.702023-07-13 — best price $12.992023-09-18 — best price $7.142023-11-21 — best price $7.142024-01-29 — best price $12.992024-04-13 — best price $7.792024-05-27 — best price $12.992024-07-22 — best price $7.792024-09-23 — best price $12.992024-11-27 — best price $7.142025-01-02 — best price $12.992025-03-03 — best price $5.192025-03-20 — best price $12.992025-10-03 — best price $4.932025-11-03 — best price $12.992025-12-18 — best price $9.092026-02-25 — best price $12.992026-05-18 — best price $4.672026-07-27 — best price $12.99
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsSingle-playerFamily Sharing2 DLC

3 supported languages: Traditional Chinese, English, Simplified Chinese

Post-launch support: 2 DLC released, first 2021-05-30, latest 2021-07-06 (Steam store data)

Player tags

AnimeDramaHorrorPuzzleRomanceAdventureDetectiveWord GameStory RichAtmospheric

Census log

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

Players also track

Star Control®: OriginsRusty Lake HotelOmensight: Definitive EditionPLANET ALPHAUnforeseen IncidentsQuern - Undying ThoughtsOuter WildsRebel Galaxy Outlaw

Similarity via IGDB.

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