Enter the World of Sword Art Online in Union Arena!
Get ready to dive back into Aincrad, Alfheim, and Underworld with the Union Arena: Sword Art Online Booster Box—a must-have expansion for both anime fans and card game enthusiasts. Featuring original illustrations exclusive to Union Arena, this set captures the spirit of SAO across every era, from the early floors of Aincrad to the climactic battles of Alicization: War of Underworld.
Whether you’re a seasoned TCG player or a fan of the anime new to trading card games, this set offers stunning artwork, story-accurate mechanics, and intuitive gameplay that brings Kirito, Asuna, Sinon, Alice, and more to life on the battlefield.
📦 What’s Inside the Booster Box?
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20 Booster Packs per box (standard Union Arena configuration)
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Each pack contains 8 cards, including a mix of Commons, Uncommons, and higher rarities
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Total card pool:
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Common: 35
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Uncommon: 35
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Rare: 18
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Super Rare (SR): 12
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Action Point (AP) Cards: 9
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100+9 AP total card types including alternate arts & special design cards
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🌟 Collector & Player Highlights:
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Features exclusive artwork created just for Union Arena—not found in any other SAO merch or card line!
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SR and select SR cards come with foil stamping and printed autographs from the original Japanese voice cast—a dream come true for collectors!
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Cards and mechanics recreate fan-favorite moments like Kirito & Asuna’s “Switch” and the Goddesses saving the Underworld
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Gameplay that balances strategy with anime-accurate storytelling—perfect for fans stepping into TCGs for the first time
⚔️ Why SAO x Union Arena?
This booster set doesn't just give you powerful cards—it lets you build decks that feel like living episodes of Sword Art Online. From unforgettable tag-team combos to dramatic rescues and overpowering finishers, each card is designed to recreate the emotion and action of the series while offering competitive gameplay in the Union Arena system.
