Abstract: A computerized card shuffling machine having major portions of transparent wall making cards being shuffled at all times viewable externally, including an input shoe for holding cards to be shuffled and to be fed to a revolving wheel having a plurality of receiving positions, and including an output shoe receivable of cards fed from the plurality, mechanism for randomly matching ones individually of the plurality with the input shoe during an input cycle and with the output shoe during an output cycle, mechanism for feeding cards from the input shoe to matched ones of the plurality and from ones of the plurality to the output shoe, mechanism for selecting for any single cycle how many of the plurality shall be utilized and in what matching order, and the mechanism being for a random selection within predetermined limits, the plurality being sixteen positions inclusive of at-least one sixteen-position matching sequence of 3-4-6-3, and a matching timer mechanism inclusive of a light beam producing photoelectric