MysteryOS (2026) Adventure Simulator Indie First person Point-and-click Text About the Game Reviews Gallery Similar Games Troubleshooting PC (Microsoft Windows) Mac Linux Release Date: 2026, March 19 Description: You wake up at a terminal you've never seen before. The language is alien. The interface is hostile. Every wrong click has consequences. Decode constructed languages, navigate unfamiliar operating systems, and survive the unknown in this puzzle-survival experience.