Qwirkle tiles, designed for printing with the AMS. Ironing makes the tiles look great, but also makes them take much longer. With ironing, on an X1C, each set of 18 tiles takes 3 hours to print. You'll need to print 6 sets, each in a different color. All together it's about 18 hours of printing.
Looking for a fancier version? Check out Stuart Funay's Magna Qwirkle remix, which uses 864 magnets to create a fully magnetic game!