Weebs of the Shore will release Mercurial Heart, a new Grand Archive TCG booster set, into retail on May 17, 2024.

Mercurial Heart continues the story of Azoth into its next chapter.  This set features new cards for all seven classes: Assassin, Cleric, Guardian, Mage, Ranger, Tamer, and Warrior.  It also adds new cards to the deck archetypes from Alchemical Revolution (see "Next 'Grand Archive' Set") and the new Re:Collection decks.  The set contains 191 cards plus 200 foil variants, each pack comes with 8 random cards.  There are 20 booster packs to a box and 7 displays to a case.

Mercurial Heart 1E booster boxes will retail of $107.99.