Ulamog, the Defiler
When you cast this spell, target opponent exiles the top half of their library, rounded up. Ward—Sacrifice two permanents. Ulamog enters with a number of +1/+1 counters on it equal to the greatest mana value among cards in exile. Ulamog has annihilator X, where X is the number of +1/+1 counters on it.
A ready-made Ulamog decklist
Complete 100-card colourless deck, free to read, with prices and buy links.
How Ulamog decks play in EDH
Ulamog, the Defiler is a colourless commander costing 10, and its legendary creature - eldrazi line shapes the whole deck around it. Sacrifice is built into the card, which pairs it with cheap recursive creatures and payoffs that trigger when something dies. It cares about +1/+1 counters, so counter-doubling effects and creatures that grow on their own carry the deck. The cards below are the ones Ulamog, the Defiler decks actually play most often, grouped by the job they do.
Most-played cards
20 cards · about $146Play rates from EDHREC. Prices from Scryfall, refreshed daily.
Ramp (6)
Card draw (1)
Removal (1)
Creatures (5)
Synergy & payoffs (5)
Lands (2)
Build the full 100
Grimoire generates a complete, Commander-legal Ulamog, the Defiler 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 UlamogUlamog deck questions
What colours can I use in a Ulamog, the Defiler deck?
Ulamog, the Defiler is colourless, so the deck can only play colourless cards and basic-land-produced mana. It is one of the tightest deckbuilding restrictions in Commander.
What are the best cards for Ulamog, the Defiler?
The cards played most often in Ulamog, the Defiler decks include Emrakul, the Exigent Doom, Omnath, Locus of the Void, Hall of Echoes. 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 Ulamog, the Defiler deck cost?
The 20 most-played cards shown above come to roughly $146 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 Ulamog, the Defiler 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.