Grand Archive Booster Pack – Mercurial Heart (Alter Edition)

Release Date: May 30th, 2025

Mercurial Heart Alter Edition Booster Box Display:
Mercurial Heart Alter Edition is a reprint set that adds 21 unique cards, alternate art URs, and brand new CSRs to collect!
20 booster packs per booster box, 6 booster boxes per case.