Bandai · Since 2023
Union Arena
- 6
- Sets
- 363
- Cards
- July 2026
- Updated
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Union Arena FAQ
- How many Union Arena cards are there?
- There are 363 Union Arena cards across 6 sets in the Card Hunters HQ catalog.
- How many Union Arena sets are there?
- Union Arena has 6 sets in our catalog, with the newest being opm.
- How do I track my Union Arena collection?
- Card Hunters HQ lets you browse all Union Arena sets, add cards to your collection, and see your collection completion by set. Free to browse — create a free account to track.