Copenetro DeckA coin magically travels within a glass which is upside down on a deck of cards held in the hand the magician. Another currency is able to cross a deck of cards to fall into the glass. Also, you can use it without appearing out of nowhere glass above the deck, fully ultravisual. You can use equal or less than the diameter of half dollar coin "Great innovation in the XXXI National Congress Magical Madrid" "Bestseller in the World Championship 2012 in