A truly novel large stage size effect for revealing a selected card in an off-beat manner. The performer displays four different jumbo cards on a stand. He states one of these will match a card selected by a spectator from a deck. The four jumbo cards are given to a spectator to hold. Another spectator selects a card from the deck, which he is asked to show the rest of the audience. The four jumbo cards are now taken from the spectator holding them, mixed, and placed back out on the stand. The magician claims the spectator will find the duplicate of his selected card. By this time, the spectator and the audience firmly believe the magician has goofed, because the selected card is entirely different from the four jumbo cards the performer had displayed. After some by play, the performer asks the spectator to name his selected card. Pretending to be confused, the performer turns around the four jumbo cards. Each card has now transformed into a quarter of the replica of the selected card. The four quarters when replaced on the stand form a giant replica of the selected card, four times bigger than the normal jumbo card. The bland description does not do justice to the entertainment value of this effect, which is excellent for any type of audience. Jumbo Giant Prediction comes to you complete and ready to use with all the necessary cards, display stand, other required accessories, and full working instructions. An item that packs flat at the bottom of your suitcase, and provides several minutes of entertainment for a large audience.