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Game data by IGDB. Every price is a real observation, shown with the time we saw it.

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The Mermaid Mask

The Mermaid Mask

Release dateJul 16, 2026
Ratings & reviews
Magnus Mortuga has been killed. The captain of the world's strangest submarine, he was found in a locked room with an ancient stone cauldron - unsealed and opened for the first time. How did he die? Was it a curse? Perhaps one of his eccentric crew? Or does the bizarre truth run even deeper...
AdventureIndieActionSingle playerPuzzle

Media & gameplay showcase

Trailer
1 / 19

Best Price Right Now

$17.99
Steam
Purchase
Observed 24 hours ago

Historical Low

$17.99
Steam
Observed Aug 28, 2026

Edition / bundle

Available at 1 store · 2 editions / bundles

Settings

Compare Prices

The Mermaid Mask

Store Link
Steam
$17.99
$19.99
Observed 24 hours ago
-10%Sale ends Oct 8, 2026
Purchase
  • Steam
    $17.99
    $19.99
    Observed 24 hours ago
    -10%Sale ends Oct 8, 2026
    Purchase

The Detective Grimoire Series

Store Link
Steam
$21.03
$42.27
Observed 24 hours ago
-50%Sale ends Oct 8, 2026
Purchase
  • Steam
    $21.03
    $42.27
    Observed 24 hours ago
    -50%Sale ends Oct 8, 2026
    Purchase

Price History

ObservedSteam · USD
38 days ago$17.99
20 days ago$19.99
24 hours ago$17.99

About The Mermaid Mask

Magnus Mortuga has been killed. The captain of the world's strangest submarine, he was found in a locked room with an ancient stone cauldron - unsealed and opened for the first time. How did he die? Was it a curse? Perhaps one of his eccentric crew? Or does the bizarre truth run even deeper...

Game details

Release date
Jul 16, 2026
Developer
SFB Games
Publisher
SFB Games
Platforms
Mac, Nintendo Switch, Nintendo Switch 2, PC (Microsoft Windows), PlayStation 5
Genres
Adventure, Indie, Puzzle
Themes
Action, Mystery
Game modes
Single player
Player perspective
First person, Side view
Languages
LanguageAudioInterfaceSubtitles
Chinese (Simplified)
Chinese (Traditional)
English
French
German
Italian
Age ratings
ESRB: T, PEGI: 7
Steam Deck Compatibility
Verified

System requirements

Minimum
OS
N/A
CPU
N/A
GPU
N/A
Memory
N/A
Storage
N/A
Recommended
OS
N/A
CPU
N/A
GPU
N/A
Memory
N/A
Storage
N/A

Games in the Series

Related titles in this series with current store prices
2 games
  • Detective Grimoire: Secret of the Swamp
    Detective Grimoire: Secret of the Swamp
    2014 · Adventure
    -80%$6.99
    $1.39
  • Tangle Tower
    Tangle Tower
    2019 · Adventure
    -80%$19.99
    $3.99

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