A revolutionary switching device that fits in your pocket. Black Door allows you to force whatever you want in the cleanest way possible. Hands off. You put a bill, a card, a piece of paper inside the envelope and you hand it to the spectator. The switch is done. You can now perform all your favorite effects without any effort. Black Door comes with 2 envelopes (3" x 4.5") and 90 minutes instructional video explaining how to use it and several routines that you can perform with this amazing device. These are some of the routines explained: 50/50 PredictionBack Night RoutineBill SwitchSerial Number divinationCard ForceQandAMagazine TestLacuna effectMind readingAdd a number Black Door opens possibilities we've never had before. It is the tool magicians and mentalists have always dreamed about.
