Black Door by Riccardo Berdini Folding " A fun mentalism routine

" A fun mentalism routine right off your game shelf

It starts with a single coin

Card is signed and lost in the deck

The Mind of Mephistopheles – a devilishly clever mental marvel

-Franz Harary

Black Door by Riccardo Berdini Folding " A fun mentalism routinePros are calling it a game changer. This hands free switching device unleashes power never before seen in mentalism or magic. EACH UNIT HAND MADE. LIMITED SUPPLY. "A beautiful tool for your arsenal of methods." BANACHEK "One of the best designs I've seen. Or haven't seen, completely invisible! SO GOOD!" DANIEL GARCIA "Versatile. Clean. Excellent. The next stage of envelopes for magic" PAUL VIGIL "A hands off switch device? I LOVE IT! The only problem