The official adaptation of the famous board game Mysterium!
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. Choose your way to play: take on the role of the ghost who gives others clues, or as one of the psychics trying to decipher the abstract "Vision Cards".
FEATURES
A Pass & Play mode
A faithful adaptation of the original game with gorgeous graphics
A game variant with or without clairvoyancy
Additional cases and dream cards from expansions in the in-game shop
A story mode to discover the background of each psychic
Solo play with AI partners
Multiplayer support up to 7 players using online (cross-platform: tablet / mobile / computer)
Worldwide Leaderboards
Languages available: English, French, Italian, German, Spanish, Russian, Ukrainian.
Login or register at the official Steam Website and download Steam client
Install and start application, login with your Account name and Password
Click the Games Menu.
Choose Activate a Product on Steam...
Follow the onscreen instructions to complete the process
After the successful code verification, go to the "MY GAMES" tab and start downloading.
News & Updates
2026-01-02
Game More, Pay Less: YUPLAY’s New Year Clearance Sale Is Live
Start the new year with unbeatable Steam PC game deals! YUPLAY’s New Year’s Clearance Sale brings massive discounts on top video games - but time is running out. Discover the best offers, limited quantities, and must-have titles before they’re gone.
On the very cusp of 2026, we have prepared the YUPLAY Monthly Recap - December edition to include information about some of the biggest gaming experiences of all time, as well as prominent hits across the year and an announcement of a classic game that would make its return very soon! Ready to close off 2025 with a blast? Let’s deliver on that with a few banging stories that we are certain that you would really like…