They do not have on a psychological, over someone thoughts read - or at least, around them to believe that you read straight their opinion, as shown in this how ton video. They are " a map to have with one; X" on the back, an envelope with " It (white map) too wählen" , a dupe of the third map, and an even surface. In this video Tutorial and magic the illusion of reading the spirit, during you produce someone a map trick...