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DECK SAGETHE ART OF THE NEXT DECK
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WELCOME BACK, Planeswalker

Free tools.
AI help.
More Magic.

Build and organize Magic: The Gathering decks, explore cards and Commander precons, and get optional on-device AI help. Deck Sage is free to use.

Enter your sanctum
YOUR JOURNEY. YOUR COLLECTION.
FIND DECKS IN YOUR BULK

Discover Commander decks in the cards you already own.

Sign in and add cards to My Bulk, then find possible Commander deck cores using learned card relationships. Review owned-card coverage, legal command zones and missing cards before you choose a plan. Some proposals are incomplete; a filled list is not a promise of playability.

Find decks in My Bulk

Free to use, with AI where it helps

Scan card names on your device and try the optional AI Gameplay Coach on a compatible WebGPU browser. Card search, collection management and rules-based deck checks work alongside AI assistance; not every tool uses a language model.

Browse the public library without signing in. Sign in to manage your private decks and collection. Public guides never include your saved cards or account details.

Website tools are free to use. Physical cards cost money, and purchasing them is optional. Affiliate link — Deck Sage may earn a commission on qualifying purchases.

Explore the public Commander precons guide
0Decks in your sanctum0Cards in your bulkCard LibrarySearch the library of every MTG card Local dataYours to keep.
THE COLLECTOR’S COMPANION

Choose your
next chapter.

A deck to tend, a card to find, or a tale for the fireside?
Choose your errand; I shall point you to the right shelf.

YOUR NEXT GREAT IDEA

My DecksGive your legends
a place to lead.

Keep your decks in order, even when your schemes are not. Gather your Commander lists here, tend their cards, and ready your next plan for the table.

Enter your sanctum
POSSIBILITY IN EVERY BOX

My BulkDiscover what
you already own.

Do not dismiss the cards sleeping in those boxes. Catalog your bulk, then discover the Commander decks your own cards could support.

Explore your bulk
AN ARCHIVE OF POSSIBILITIES

Card LibraryFind the spark.
Follow the idea.

The archives are at your disposal. Search card names, rules, colors, and more; let us find the missing spell your deck has been asking for.

Search the card library
FROM YOUR TABLE TO YOUR COLLECTION

Card ScannerLess typing.
More discovering.

Let the lens spare your quill. Stage up to 20 card photos for on-device card-name recognition, then review names and quantities before adding them to bulk.

Batch upload cards
A LITTLE WISDOM GOES A LONG WAY

Sage’s WorkshopQuestions in hand.
Evidence on the table.

Find the right home for a card in your collection, or prepare one of your decks for the commander waiting across the table.

Enter the Workshop
A READY-MADE BEGINNING

Precon VaultOpen the vault.
Find your first chapter.

No shame in borrowing a well-stocked spellbook. Browse preconstructed Commander decklists, inspect their cards, and find a foundation for your own handiwork.

Explore the Precon Vault
THE PIECES THAT CHANGE THE GAME

Commander CombosSee the connection.
Unlock the line.

A modest pair of cards can cause rather immodest trouble. Explore recorded Commander combos, their required pieces, and the steps that make them work.

Explore Commander combos
A DIFFERENT LEADER. A NEW PERSPECTIVE.

Commander SwapSame collection.
Another possibility.

A new leader need not empty your coffers. Compare alternative commanders against your saved deck, and consider the possibilities before changing a single card.

Explore Commander Swap
KNOW THE TREASURES YOU KEEP

Collection ValueEvery collection
has its story.

Even wizards must count their treasures. Browse card prices, estimate your collection value, and see which cards remain unpriced. Estimates, mind you, not offers from a merchant.

See collection value
BEHIND EVERY LEGEND

Commander LoreBeyond the card.
Into the story.

Set down your deck and draw closer to the fire. Read commander-inspired tales and meet the characters behind the cards; these are our tellings of their legends.

Read Commander lore
SET THE MOOD FOR YOUR NEXT GAME

Theme SongsLet your legends
find their anthem.

A grand entrance deserves a fitting anthem. Listen to commander-inspired music and choose the sound that suits your next gathering.

Explore Theme Songs
DISPATCHES FROM THE MULTIVERSE

Latest NewsA world of Magic.
Always unfolding.

My ravens bring word from beyond the library. Catch up on Magic news, new releases, and stories from the wider community.

Read the latest news
GOOD DECKS DESERVE GOOD COMPANY

Find your people.
Keep them close.

Friends

A good playgroup is worth remembering. Keep names, handles, and notes in your contact book; no invitations or messages are sent.

Find your company

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