[PREORDER] Special Booster Box | That Time I Got Reincarnated As A Slime | Union Arena

*50% restocking fee if pre-order is cancelled

Release Date: June 26, 2026

Configuration:

16 Pieces per Display

-The hit anime That Time I Got Reincarnated as a Slime joins UNION ARENA, arriving as the first Special Booster Pack for the English release!

-It brings the Japanese version Vol. 1 and 2 together in one large product, with nearly 200 card types featuring popular characters from Seasons 1 to 3!

-Includes North America exclusive foil-stamped autograph cards and other newly designed cards!

-A limited number of North America exclusive handwritten autograph AP card is also included at an extremely rare pull rate!

[Rarity]

• Common x67
• Uncommon x61
• Rare x38
• Super Rare x22
• Action Point x3

188 card ＋13 AP card types

*This product also includes Alt-Art versions of the above card types.

Pre-order now from Heroes World Canada to receive the best available online pricing!