Mystery DND Dice: Add a new dimension to your game with the Mystery Dice Sets from QMAY. 6 Sets of Polyhedral Dice, Each Randomly Contains a Complete DND Dice Set & a Portable Clear Tube. Each 7-die set contains one D20, one D12, two D10 (00-90 and 0-9), one D8, one D6 and one D4 (42 pieces)