Card Shop › 2020-21 Upper Deck Black Diamond Martin Kaut Rookie Gems RC #RG-MK 1 / 2 Image 1 of 2 Image 2 of 2 2020-21 Upper Deck Black Diamond Martin Kaut Rookie Gems RC #RG-MK $9.00 #070/399This card ships sleeved within a 75pt top loader. Add To Cart Added! #070/399This card ships sleeved within a 75pt top loader.