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Steam

Mystery Boxes

Also known as Mystery Boxes, mb, mystery boxes

Mystery Boxes is a codebreaking puzzle game. Send 4-digit signals to a mysterious artifact, which will respond with another sequence. Look for patterns in the responses to identify the rules, then use this information to produce the target response.

Last update
12 Jun 2026
Original sources
1
Latest update
Announcement

v1.5.51.5.5 FIXED!

Fixed an issue where wrong 1.5.5 build was uploaded! We're sorry for any trouble this caused. We've created a "stable" branch for situations such as this, to ensure content is always accessible even when there's errors…

2 changesFixGameplay
Latest updates

Update history

Browse past updates and patch notes for this game.

7updates

Gallery

In-game media