Union Arena, DBS & Digimon guides

• Union Arena star rarities explained: SR, SR*, SR** and SR***

  What the stars after a Union Arena rarity mean, why one card number can sell for a few dollars or a few hundred, and how to check you are buying the right version.

  2026-11-03

• How to read Union Arena, Fusion World and Digimon card numbers

  What UE24BT/REZ-1-053, FB11-084 and BT25-104 mean, and why searching by card number is the quickest way to find the exact card you want at the best price.

  2026-11-03