The Master of Keys
Flying When The Master of Keys enters, put X +1/+1 counters on it and mill twice X cards. Each enchantment card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard. (You may cast cards from your graveyard for their escape cost.)
How The Master of Keys decks play in EDH
The Master of Keys is a Esper commander in white, blue and black costing XWUB, and its legendary enchantment creature - horror line shapes the whole deck around it. It cares about +1/+1 counters, so counter-doubling effects and creatures that grow on their own carry the deck. It works out of the graveyard, so self-mill and cheap recursion effectively become extra card advantage. The cards below are the ones The Master of Keys decks actually play most often, grouped by the job they do.
Most-played cards
20 cards · about $93.71Play rates from EDHREC. Prices from Scryfall, refreshed daily.
Ramp (1)
Card draw (4)
Removal (3)
Creatures (7)
Synergy & payoffs (5)
Build the full 100
Grimoire generates a complete, Commander-legal The Master of Keys decklist with a written strategy, a full mana base and live prices — from the whole card pool, or only from cards you already own.
Start with The Master of KeysThe Master of Keys deck questions
What colours can I use in a The Master of Keys deck?
The Master of Keys has a Esper colour identity, so every card in the deck must be white, blue and black or colourless. That includes mana symbols in rules text, not just casting cost.
What are the best cards for The Master of Keys?
The cards played most often in The Master of Keys decks include Gleaming Splendor, Uncover the Moon-Letters, The Queen of Dale. The full list of staples above is grouped by the job each card does, so you can see the deck's skeleton rather than just a pile of names.
How much does a The Master of Keys deck cost?
The 20 most-played cards shown above come to roughly $93.71 at current market prices. A complete 100-card build costs more, and Grimoire can generate a budget version instead if you set a price ceiling.
Can I build a The Master of Keys deck from cards I already own?
Yes. Import your collection into Grimoire and choose "my cards" when you build. The generator will only use cards you actually own, and the Missing Cards page shows what you would need to buy to finish any list.