40 Doors 40 Mistakes is an anomaly-spotting game for up to 4 players. Walk through 40 unsettling rooms. Spot what’s wrong, capture it, and keep going—unless you miss one.
Estimates — owners use the Boxleiter method (reviews × 32), wishlists proxy followers × 12, revenue uses ~62% of list price × est. owners. These are rough industry heuristics, not official data.