Spectrum Deck by US Playing CardThe SPECTRUM deck is not a trick. It's a UNIQUE and BEAUTIFUL deck of cards which CAN be used in many magic effects. The SPECTRUM deck is the world's first and only TRUE Bicycle rainbow deck! What does that mean exactly? In 2001, Cosmo Solano had been performing a "rainbow deck" routine for years and always WISHED that he could LITERALLY change the color of the deck not the cards. (A TRUE color change wouldn't involve changing back design, JUST the