Private BetaYour Grand Archive toolkit,
built for competitive play.
Track your collection, build and share decks, and connect with local communities — everything a Grand Archive player needs, in one place.
Collection Tracker
Log every card you own with copy counts. Import via CSV or add manually.
Deck Builder
Build Standard, Unlimited, and Pantheon decks with live legality checks as you go.
Showcase & Share Decks
Set each deck to hidden, link-only, or visible, and share a page with the full list.
Communities
Join or start a local community. Aggregate collection stats, events, and admin tools.
3v3 Team Check
Check your Team Standard squad's decks against the shared card pool before an event.
Public Profile & Wishlist
Share a profile and wishlist under your own username so others know what you're after.
Deckalus is in private beta. More features coming soon.