Union Arena TCG: That Time I Got Reincarnated as a Slime Special Pack Booster Box (UE20BT)

Enter the world of Tempest with the Union Arena TCG: That Time I Got Reincarnated as a Slime Special Pack Booster Box (UE20BT). Featuring characters and moments from Seasons 1 through 3 of the hit anime series, this highly anticipated Union Arena release brings fans and collectors an expansive set packed with stunning artwork, powerful cards, and exciting chase pulls. Designed for both competitive play and collecting, this special booster set offers a unique opportunity to strengthen existing decks or build new strategies centered around fan-favorite characters such as Rimuru, Milim, Shion, Shuna, Benimaru, and many more.

The UE20BT Special Pack Booster Box combines content from multiple Japanese releases into one massive English-language product, delivering nearly 200 card types and a wide variety of rarities. Collectors will appreciate the beautiful alternate art cards, exclusive foil-stamped autograph cards, and the chance to pull rare Action Point cards with premium finishes. Whether you are a longtime That Time I Got Reincarnated as a Slime fan or a dedicated Union Arena player, this booster box delivers exceptional value, collectibility, and gameplay potential.

• Official Union Arena English Edition product
• Features characters from That Time I Got Reincarnated as a Slime Seasons 1–3
• Set code: UE20BT
• 16 booster packs per booster box
• 12 cards per booster pack
• Nearly 200 cards to collect
• Includes Common, Uncommon, Rare, Super Rare, and Action Point cards
• Chance to pull alternate art and premium-finish cards
• Features North America exclusive foil-stamped autograph cards
• Possible serial-numbered Action Point chase cards
• Excellent for collectors, competitive players, and anime fans

Expand your Union Arena collection and relive the adventures of Rimuru Tempest with one of the most exciting anime trading card game releases of the year. The That Time I Got Reincarnated as a Slime UE20BT Special Pack Booster Box is a must-have for collectors seeking rare cards, premium artwork, and exclusive chase variants while providing players with powerful new options for deck building and competitive play.