Deck Builder
Build and edit decks with the visual deck builder.
Opening the Builder
To edit an existing deck:
- Go to My Decks
- Click on a deck
- Click Edit
To create a new deck:
- Go to My Decks
- Click New Deck

Interface Layout
| Area | Purpose |
|---|---|
| Search Panel | Find and add cards |
| Deck List | Your current cards, sorted by type |
| Stats Panel | Live mana curve and color breakdown |
| Commander Zone | Drag your commander here (Commander format) |
Searching for Cards
Use the search bar to find cards by name, text, or type. You can also use the standalone card search page.
- Name - Partial matches work ("bolt" finds "Lightning Bolt")
- Text - Search oracle text ("draw a card")
- Type - "creature", "instant", "artifact"

Advanced Filters
Click the filter icon to narrow results:
- Colors - Filter by mana color(s)
- CMC - Converted mana cost range
- Type - Creature, Instant, Sorcery, etc.
- Rarity - Common through Mythic
Adding Cards
Click to Add
Click any card in search results to add one copy to your deck.
Drag and Drop
Drag cards from search results to specific sections of your deck.
Quick Add
Type a quantity before searching:
- Type
4in the search bar - Search for "Lightning Bolt"
- Click the card - adds 4 copies
Managing Quantities
In your deck list:
- + / - buttons adjust quantity
- Click the count to type a specific number
- 0 or clicking remove deletes the card
Setting a Commander
For Commander format decks:
- Find your commander card
- Drag it to the Commander Zone at the top
- Partners can both go in the commander zone
Note: Your commander's color identity restricts which cards you can add. Cards outside your commander's colors will be flagged.
Deck Validation
The builder warns you about:
- Wrong color identity - Cards outside commander colors
- Too many copies - More than 1 of a legendary (singleton formats)
- Deck size - Under or over format requirements
Warnings appear as icons next to problem cards.
Saving Your Deck
Changes save automatically as you edit.
You can also:
- Rename - Click the deck name to edit
- Set Privacy - Choose private, friends, or public
- Add to Folder - Organize with your other decks
Tips
Keyboard Navigation: Press / to focus the search bar from anywhere in the builder.
Quick Stats: Hover over the mana curve to see exact counts per CMC.
Next Steps
- Organize your growing collection
- Start a game with your new deck
- Commander deck building guide — archetypes, mana bases, and strategy tips