This is a re-upload from my Thingiverse page now that I'm locked out of it. Originally published May 09, 2019 to https://www.thingiverse.com/thing:3620079
This is a deck case sized for Keyforge Decks (2.5" x 3.5" x .6"). It has a special spot in the front for the deck's identity card, so it doesn't get mixed in with the deck, and you can easily tell what deck is in the box.
The author hasn't provided the model origin yet.