Mysterium: A Psychic Clue Game

by Twin Sails Interactive

Steam · Mixed

Steam Facts

Data current as of Apr 26, 2026. We re-crawl reviews and metadata every 14 days.

Steam Sentiment70

Mixed

Above the median for reviewed Steam games.

Quick Stats

Reviews

605en

903 total (all languages)

Current as of Apr 26, 2026

Released

Jan 12, 2017

Price

$6.99

Velocity

0.2/day

Slowing

Metadata current as of Apr 26, 2026 · Source: Steam

Market Reach

Estimated owners±100%Small-sample

≈33,000

Estimated gross revenue±100%Small-sample

≈$62.0K

Based on 903 reviews (all languages)

boxleiter_v2

Based on review count × genre/age/price-adjusted Boxleiter ratio. Gross revenue before Steam’s 30% cut, refunds, and regional pricing.

About

Mysterium is a cooperative deduction game set in the 1920s in which a ghost guides a group of psychics to uncover a murderer, as well as the weapon and location of the murder, using only visual clues.

Sentiment History

Sentiment over time

Playtime Sentiment

Sentiment by time invested

· 605 post-launch reviews

28%69 rev

<2h

49%55 rev

2-10h

78%271 rev

10-50h

79%182 rev

50-200h

72%25 rev

200h+

100%3 rev

Players who invest more time rate this game significantly higher (+23pts) — a strong signal of a slow-burn experience that rewards patience.

Competitive Benchmark

Compared to 201 similar games in the Strategy genre released in 2017.

Sentiment vs. similar gamesBottom 43%

Popularity vs. similar gamesTop 16%

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