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Union Arena

Released

A multi-IP anime trading card game by Bandai. Each booster focuses on one series, and a 50-card deck must use cards from a single series. Twenty-four series have had their own English booster so far (UE01BT to UE24BT), from Bleach and Hunter x Hunter to Re:ZERO. Players also use three Action Point (AP) cards.

Developer
Bandai
Release Year
2023
Coverage
76 articles

Why It Matters

The English line releases at a fast pace: 15 English boosters came out in 2025 and 12 more through September 18, 2026, each built around a new series or a Vol.2 return. That means a new series to learn almost every month.

Union Arena Guides

54 guides

Getting Started

Union Arena Keywords Glossary: Every Term Explained

Union Arena Keywords Glossary: Every Term Explained

Union Arena keywords glossary: AP means two different things, a resource and a rarity tier, and that trips up new players. Every term defined in one place.

10 min read
Union Arena Chainsaw Man Best Cards to Pull (2026)

Union Arena Chainsaw Man Best Cards to Pull (2026)

Union Arena Chainsaw Man best cards to pull: the 12 AP (Action Point) cards are the real chase, not standard SRs. Player vs collector buying advice.

9 min read
Union Arena Impact Keyword Explained: Battle Damage Guide

Union Arena Impact Keyword Explained: Battle Damage Guide

Union Arena Impact keyword explained: how Impact deals damage after a battle win, how Impact +1 works, and the best counterplay for beginners.

10 min read
Union Arena Raid Mechanic Explained: Rules and Costs

Union Arena Raid Mechanic Explained: Rules and Costs

Union Arena Raid mechanic explained: the official play sequence, base-card requirements, AP and energy costs, trigger variants, and common rules mistakes.

8 min read
Union Arena Trigger System Explained: All Trigger Types

Union Arena Trigger System Explained: All Trigger Types

Union Arena trigger system explained: Get, Draw, Active, Raid, Special, Color, and Final, trigger resolution, the limited cap, and Life-card strategy.

12 min read
Union Arena How to Play: Win by Taking 7 Life Cards

Union Arena How to Play: Win by Taking 7 Life Cards

Union Arena how to play: win by taking all 7 of your opponent's Life cards. AP, energy, front line combat, Raid, and triggers, step by step.

12 min read
Union Arena Deck Building Guide: Build a 50-Card Deck

Union Arena Deck Building Guide: Build a 50-Card Deck

Union Arena deck building guide: how to build a 50-card deck, the energy system, card ratios, IP rules, and a clear step-by-step method for 2026.

11 min read
Best Anime TCG to Play in 2026: 5 Games Ranked and Compared

Best Anime TCG to Play in 2026: 5 Games Ranked and Compared

The best anime TCG to play in 2026 depends on your goals. Compare One Piece, Union Arena, Dragon Ball, Lorcana, and Yu-Gi-Oh by play style and events.

12 min read
Union Arena vs One Piece TCG: Which Anime TCG to Play

Union Arena vs One Piece TCG: Which Anime TCG to Play

Union Arena vs One Piece TCG comparison for 2026: rules, deck construction, IP variety, and how to choose a first game without old price claims.

10 min read
Union Arena TCG Beginner Guide: How to Start (2026)

Union Arena TCG Beginner Guide: How to Start (2026)

Union Arena TCG beginner guide for 2026: official deck setup, Energy Line, AP cards, five phases, starter choices, and a first-game practice plan.

11 min read

Progression

Guides

Union Arena Historia Deck Guide: Blue AoT Build 2026

Union Arena Historia Deck Guide: Blue AoT Build 2026

Union Arena Historia deck guide: Blue Attack on Titan Vol.2 shell, verified card text, public 50-card list, Event thresholds, and mulligans.

10 min read
Union Arena Beatrice Deck Guide: Purple Re:ZERO Build 2026

Union Arena Beatrice Deck Guide: Purple Re:ZERO Build 2026

Union Arena Beatrice deck guide: Purple Re:ZERO shell, verified card text, a public 50-card list, mulligan priorities, and sideline sequencing.

10 min read
Union Arena Mikasa Deck Guide: Red AoT Vol.2 Build 2026

Union Arena Mikasa Deck Guide: Red AoT Vol.2 Build 2026

Union Arena Mikasa deck guide: build the Red 104th Corps shell, sequence returns, and separate public list volume from tournament proof honestly.

14 min read
Union Arena Re:ZERO Ram Deck Guide: Yellow Build 2026

Union Arena Re:ZERO Ram Deck Guide: Yellow Build 2026

Union Arena Re:ZERO Ram deck guide: build the Yellow Ram shell with UE24BT-009/011, sequence sideline trades, and read the post-launch sample honestly.

12 min read
Union Arena Attack on Titan Eren Deck Guide: Red Vol.2

Union Arena Attack on Titan Eren Deck Guide: Red Vol.2

Union Arena Attack on Titan Eren deck guide: a Red 104th Cadet Corps shell with Vol.2 cards, verified effects, Raid lines, mulligan tips, and matchup notes.

22 min read
Union Arena Re:ZERO Emilia Deck Guide: Purple Build 2026

Union Arena Re:ZERO Emilia Deck Guide: Purple Build 2026

Union Arena Re:ZERO Emilia deck guide: a Purple event-control shell with verified card text, a public 50-card list, mulligan tips, and testing limits.

13 min read
Union Arena Attack on Titan Vol.2 Buying Guide: What to Buy

Union Arena Attack on Titan Vol.2 Buying Guide: What to Buy

Union Arena Attack on Titan Vol.2 buying guide: compare MSRP, launch-week sealed prices, singles, and chase-card risk before buying UEX07BT in 2026.

14 min read
Union Arena Re:ZERO Buying Guide: Box, Deck, or Singles

Union Arena Re:ZERO Buying Guide: Box, Deck, or Singles

Union Arena Re:ZERO buying guide: compare UE24BT boxes, UE24ST starter decks, singles, MSRP, launch-week prices, and what to check before buying.

17 min read
Union Arena Attack on Titan Armin Deck Guide: Red Vol.2

Union Arena Attack on Titan Armin Deck Guide: Red Vol.2

Union Arena Attack on Titan Armin deck guide: a Red 104th Cadet Corps shell with verified Vol.2 cards, Raid lines, mulligans, and play sequencing.

21 min read
Union Arena Re:ZERO Rem Deck Guide: Yellow Build 2026

Union Arena Re:ZERO Rem Deck Guide: Yellow Build 2026

Union Arena Re:ZERO Rem deck guide: a Yellow Rem/Ram shell built from real UE24BT lists, verified card text, mulligan priorities, and evidence limits.

10 min read
Union Arena Kaiju No. 8 Deck Guide: Kafka Hibino 2026

Union Arena Kaiju No. 8 Deck Guide: Kafka Hibino 2026

Union Arena Kaiju No. 8 deck guide: Kafka's Raid-transform bounce, the resting BP tradeoff, and the draw-engine support piece, UE12BT card text verified.

8 min read
Union Arena Black Clover Deck Guide: Purple Asta 2026

Union Arena Black Clover Deck Guide: Purple Asta 2026

Union Arena Black Clover deck guide: Asta's real Impact condition and Nullify-Impact strip, Yuno's cross-color 500 BP boost, UE08BT card text verified.

8 min read
Union Arena Demon Slayer Deck Guide: Yellow Tanjiro 2026

Union Arena Demon Slayer Deck Guide: Yellow Tanjiro 2026

Union Arena Demon Slayer deck guide: Tanjiro Kamado's real When Played tutor for Nezuko Kamado, her 500 BP boost, and UE05BT card text verified.

8 min read
Union Arena Code Geass Deck Guide: Purple Lelouch 2026

Union Arena Code Geass Deck Guide: Purple Lelouch 2026

Union Arena Code Geass deck guide: Purple Lelouch Lamperouge's evasion and hand-disruption engine, real card text, and Kallen's synergy explained.

8 min read
Union Arena Hunter x Hunter Deck Guide: Blue Gon 2026

Union Arena Hunter x Hunter Deck Guide: Blue Gon 2026

Union Arena Hunter x Hunter deck guide: Blue Gon Freecss's reveal engine, real printed card text, and Green Hisoka's forced-block role explained.

8 min read
Union Arena Sword Art Online Deck Guide: Yellow 2026

Union Arena Sword Art Online Deck Guide: Yellow 2026

Union Arena Sword Art Online deck guide: Yellow Kirito and Asuna's real printed card text, Alicization synergy, and starter deck tips explained.

8 min read
Union Arena Slime Deck Guide: Green Milim Build 2026

Union Arena Slime Deck Guide: Green Milim Build 2026

Union Arena Slime deck guide: Green Milim's Raid, Snipe evasion, and Damage finisher, real printed card text from the official UE20BT set list.

8 min read
Union Arena Tokyo Ghoul Deck Guide: Purple Kaneki 2026

Union Arena Tokyo Ghoul Deck Guide: Purple Kaneki 2026

Union Arena Tokyo Ghoul deck guide: Purple Ken Kaneki's high-cost Raid bomb, real printed card text, and Touka Kirishima's synergy role explained.

8 min read
Union Arena Fullmetal Alchemist Deck Guide: Blue 2026

Union Arena Fullmetal Alchemist Deck Guide: Blue 2026

Union Arena Fullmetal Alchemist deck guide: Blue Edward Elric's life-for-cards engine, real card text, and Alex Louis Armstrong's finisher role.

8 min read
Union Arena Rurouni Kenshin Deck Guide: Red Build 2026

Union Arena Rurouni Kenshin Deck Guide: Red Build 2026

Union Arena Rurouni Kenshin deck guide: Red Kenshin Himura's tempo-denial engine, real card text, and the Purple Saito alternate build explained.

9 min read
Union Arena Bleach Ichigo Deck Guide: Purple Build 2026

Union Arena Bleach Ichigo Deck Guide: Purple Build 2026

Union Arena Bleach Ichigo deck guide: Purple has been a meta staple since launch. Ichigo's mill-to-removal engine, real card text, and a Green alternate.

8 min read
Union Arena Purple Todo Deck Guide: JJK Regional Winner

Union Arena Purple Todo Deck Guide: JJK Regional Winner

Union Arena Purple Todo deck guide: the Jujutsu Kaisen build that won the July 31 Wave 1 Regional. Key cards, the Damage 2 engine, and real card text.

8 min read
Union Arena Evangelion Deck Guide: Yellow A+-Tier 2026

Union Arena Evangelion Deck Guide: Yellow A+-Tier 2026

Union Arena Evangelion deck guide: Yellow led the format for months before cooling to A+. Real playstyle, the EN card cut, and current tournament results.

8 min read
Union Arena Chainsaw Man Reze Deck Guide: Purple 2026

Union Arena Chainsaw Man Reze Deck Guide: Purple 2026

Union Arena Chainsaw Man Reze deck guide. Current analysis puts Reze in Tier 2, with no official top-placing result yet. Learn Bomb timing and Denji setup.

7 min read
Union Arena SAKAMOTO DAYS Deck Guide: Yellow Free-Play

Union Arena SAKAMOTO DAYS Deck Guide: Yellow Free-Play

Union Arena SAKAMOTO DAYS deck guide: the current community #1 pick. Taro Sakamoto free-play engine, key cards, and real GENCON placement results.

9 min read
Union Arena Card Grading Guide: Is It Worth It in 2026?

Union Arena Card Grading Guide: Is It Worth It in 2026?

Union Arena card grading rarely pays off outside a handful of SR*** chase cards. Real prices, PSA vs CGC costs, and an honest cost breakdown.

11 min read
Union Arena InuYasha Card List: Characters and Super Rares

Union Arena InuYasha Card List: Characters and Super Rares

Union Arena InuYasha card list: all 29 named characters across 80 base card types, official English text, 12 AP cards, and no invented stats or prices.

9 min read
Union Arena Kagome Higurashi: Card Text and Deck Role

Union Arena Kagome Higurashi: Card Text and Deck Role

Union Arena Kagome Higurashi (UA50BT-066) card text: her curve-discount and unblockable abilities, and when she's worth prioritizing over other Red SRs.

8 min read
Union Arena InuYasha Naraku Deck: Resilience Guide 2026

Union Arena InuYasha Naraku Deck: Resilience Guide 2026

Union Arena InuYasha Naraku deck guide: the real recursion package, not disruption. UA50BT/UE23BT IYS-1-028's ability, Kanna and Kagura verified.

9 min read
Union Arena InuYasha Sesshomaru Deck Guide: Purple Build

Union Arena InuYasha Sesshomaru Deck Guide: Purple Build

Union Arena InuYasha Sesshomaru deck guide: the real Purple build around UA50BT/IYS-1-009's 4500+ BP payoff. Key cards, curve, and how it actually plays.

10 min read
Union Arena InuYasha Red Deck Guide: Inuyasha Tap Synergy

Union Arena InuYasha Red Deck Guide: Inuyasha Tap Synergy

Union Arena InuYasha Red deck guide: Inuyasha's rest-and-reactivate engine, verified card text for all four Red SRs, and how the tempo plan actually works.

10 min read
Union Arena InuYasha EN Singles vs Sealed: Full Math

Union Arena InuYasha EN Singles vs Sealed: Full Math

Union Arena InuYasha EN singles vs sealed: buying one SR beats cracking boxes against undisclosed pull rates. What's confirmed and what to check live.

7 min read
Union Arena Red Kagurabachi deck guide: Updated 2026

Union Arena Red Kagurabachi deck guide: Updated 2026

Union Arena Red Kagurabachi deck guide with verified UE16BT card text, Chihiro lines, hand management, matchup caveats, and a dated EN tournament check.

14 min read
Union Arena InuYasha Sesshomaru and Kagome Guide 2026

Union Arena InuYasha Sesshomaru and Kagome Guide 2026

Union Arena InuYasha Sesshomaru and Kagome guide: verified UE23BT card text, colors, energy costs, deck roles, regional product details, and buying context.

10 min read
Union Arena Tournament Guide 2026: Rules and Formats

Union Arena Tournament Guide 2026: Rules and Formats

Union Arena tournament guide 2026: deck construction rules, match format, registration, the competitive structure, and how to prepare for your first event.

12 min read
Union Arena Bleach Guide: Best Decks & Cards (2026)

Union Arena Bleach Guide: Best Decks & Cards (2026)

Union Arena Bleach guide: current data rates Kenpachi Tier 3. Compare Green Toshiro, Purple Ichigo, Byakuya, and Yellow builds, plus cards and prices.

13 min read

Notable Titles

  • ▸UA Bleach: Thousand-Year Blood War EN (Oct 4, 2024)
  • ▸UA Jujutsu Kaisen EN (Nov 22, 2024)
  • ▸UA Solo Leveling EN (Mar 20, 2026)
  • ▸UA InuYasha EN (Aug 14, 2026)
  • ▸UA Attack on Titan Vol.2 EN (Sep 18, 2026)

Timeline

  1. 2023-03-24

    Union Arena JP launch

    Hunter x Hunter, Jujutsu Kaisen and Code Geass starter decks and boosters.

  2. 2024-09-27

    EN launch

    Bleach and Hunter x Hunter starter decks; the first two boosters followed October 4, 2024.

  3. 2026-03-20

    Solo Leveling EN

    The first English release to come out ahead of the Japanese version.

  4. 2026-08-14

    InuYasha EN launch

    UE23BT.

  5. 2026-09-18

    Attack on Titan Vol.2 EN launch

    UEX07BT, 73 card types plus 6 Action Point types.

Frequently Asked Questions

What is Union Arena?
A multi-IP anime trading card game by Bandai. Each booster focuses on one series, and a 50-card deck must use cards from a single series. Twenty-four series have had their own English booster so far (UE01BT to UE24BT), from Bleach and Hunter x Hunter to Re:ZERO. Players also use three Action Point (AP) cards.
What platforms is Union Arena on?
Union Arena is available on Physical.
Who developed Union Arena?
Union Arena was developed by Bandai.