A deck of cards is rifled to show they are all the same and then all different. Many variations possible. Svengali Deck Astonish your friends with the amazing effects possible using this magic deck of cards and leave them dumbfounded! Just one of the effects possible: A spectator selects any card and its shuffled back into the deck. The magician then finds the card by changing the whole deck into the selected card Many Effects Possible Instructions Include 10 Unbelievable Tricks Bridge Size Easy to Perform Recommended for ages 7 and up The Svengali deck is probably the BEST trick deck to start off with. You do not need very much skill to create fantastic tricks. Almost EVERY magician has used the Svengali deck. It is a classic of magic.