I never came around to do something with the bubble displays I bought in awe and also have some spare trinket pros. So I stripped down the eagle design files for the trinket pro (thanks adafruit for that) to get a shield.
Adafruit Pro Trinket – 5V 16MHz: Trinket’s got a big sister in town – the Pro Trinket 5V! Pro Trinket combines everything you love about Trinket with the familiarity of the common core Arduino chip, the ATmega328. It’s like an Arduino Pro Mini with more pins and USB tossed in, so delicious. Read more.