High-Impact Action Meets Tactical Card Combat

Step into the fast-paced world of Sakamoto Days as it explodes onto the battlefield of UNION ARENA. This booster box delivers intense strategy, fan-favorite characters, and exclusive artwork designed to elevate both gameplay and collecting.

Featuring powerful deck-building mechanics, stunning new illustrations, and ultra-rare chase cards, the Union Arena Sakamoto Days Booster Box is built for competitive players and dedicated anime fans alike. Every pack brings you closer to assembling iconic teams from Sakamoto’s store or unleashing the deadly force of the ORDER.

Unbox the action and let the battle begin…

Features:

• Contains 16 booster packs with 12 cards each, offering deep pulls across an 80-card set plus Action Point cards.
• Includes 15 brand-new illustrations created exclusively for UNION ARENA, unavailable anywhere else.
• Features Super Rare and Super Rare cards with foil-stamped autographs from the Japanese voice cast as premium chase collectibles.
• Offers a chance to pull ultra-rare serial-numbered Action Point cards exclusive to the English version.