The Collection MysteriumThe ULTIMATE CMY collection. Every cube, every puzzle, every Platonic solid, every accessory, every spectrum, in one pack. The Collection Mysterium brings together the full CMY universe: subtractive colour mixing in its purest form, geometry made tangible, and a kaleidoscope of mesmerising effects across nineteen pieces. For the collector who wants every chapter of the CMY story on their shelf. The complete CMY range, in a single set. Warning: this