Booster Pack The Eminence in Shadow

Image: UNION ARENA official site

UNION ARENA · Booster pack

Booster Pack The Eminence in Shadow

Release date
Fri, May 22, 2026
Price
¥385/ pack Suggested retail price, tax included
Contents
8 cards per pack / 16 packs per box
Set code
UA52BT

Already released. Popular sets sell out soon after release, so stock differs from shop to shop.

Japanese name

ブースターパック 陰の実力者になりたくて！

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ブースターパック 陰の実力者になりたくて！

UA52BT

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Official product page (Japanese)

Release information comes from the UNION ARENA official site. Last checked: Thu, Oct 29, 2026.

Where to buy it

Card shops near major stations are the most likely to have it in stock. Prices at card shops can be above the suggested retail price, especially for popular sets.

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