Grand Archive TCG - Mercurial Heart Alter Edition Booster Box

20 Booster Packs. Discover the Altered Heart of Grand Archive.

The Grand Archive TCG: Mercurial Heart Alter Edition Booster Box contains 20 booster packs, filled with powerful new cards, stunning alternate treatments, and exciting additions for both players and collectors.

Dive deeper into the world of Grand Archive with an enhanced edition featuring unique card designs, new strategies, and sought-after collectibles. Open each pack to discover powerful allies, game-changing actions, and rare cards that can elevate your deck.

Whether you're building a competitive strategy or hunting for beautiful alternate versions, Mercurial Heart Alter Edition offers a premium Grand Archive experience packed with surprises.