This is the Mnemonica Trainer Deck. This tool has helped hundreds of magicians to master the Mnemonica MemStack. Juan Tamariz's Mnemonica Stack is the most popular “MemDeck”. Every purchase includes access to an exclusive SUPPORT SITE with additional help dedicated to the stack. This is a tool for the magician - it will NEVER be used in performance. The deck is sealed in plastic; it is NOT boxed. FREE USA SHIPPING !!!