Mattel - Uno - Disney Princess Get ready to reign supreme with Mattel's Uno - Disney Princess deck! With our special edition, you'll always be the belle of the ball (or game night). Gather your royal friends and embark on a journey filled with fun, laughter, and a little friendly competition. Because at the end of the day, isn't that what being a Disney princess is all about? (No tiara required, but strongly recommended!)