Commander deck-building brain
Build sharper Commander decks.
Synergy, combos, and deck analysis for Magic: The Gathering — deterministic and fast.
The brewing bench is free.
Deck reports
Paste any decklist for synergy, combos, bracket, and mana analysis — deterministic and fast.
Try it now — no account →Your collection
Import a ManaBox CSV or scan cards with your camera; track value, printings, and foils.
Create a free account →Build from what you own
Pick a commander and auto-draft a ~100-card deck from your collection, then tune it.
Create a free account →No account needed to analyze a deck, search cards, browse commanders, or read the rules pages.
There's a phone app for game night
Mauldron for iPhone tracks life, commander damage, poison and turns for the whole table — everyone plays from their own phone, and finished games land in your history here.
In beta now, coming to the App Store. See the life counter →
