We’ve heard and we’ve listened to the fans!
The Exploding Dice Kickstarter now has a pledge level for just the custom d6 – none of the other polyhedrals. You can grab all ten of those cool dice, or any designs you want up to ten in quantity, for just £22 for the next 36 hours or £25 after that.
https://www.kickstarter.com/projects/1588759266/exploding-dice-sets