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Who is infected with the parasite 'Rubyuk'? Place sensors, observe the readings, and build your deductions. Then confront the nightmare – mostly in a physical manner. This is a short, scary game that combines reasoning with mini-action.

| Poll | Players |
|---|---|
| 26 Oct, 22:04 UTC | 0 |
Player counts over time, as we observed them.
Source: Steam Web API, ISteamUserStats/GetNumberOfCurrentPlayers. Full methodology
| Month | Average | Change | Change % | Peak |
|---|---|---|---|---|
| October 2026Oct 2026 (so far) | 0 | — | — | 0 |
Average and peak concurrent players each month, and the change in average players from the month before.