The Master of Keys (Borderless) [Duskmourn: House of Horror Commander] Urza Set: Streets of New Capenna

Set: Streets of New Capenna Commander Promos Type: Enchantment — Aura Rarity: Rare Cost: {2}{G} Enchant creature

daring to challenge the great Sandworms

Set: Murders at Karlov Manor Commander Type: Instant Rarity: Rare Cost: {3}{W} Prevent all damage that would be dealt to you and planeswalkers you control this turn by sources you don't control

untap up to five lands

The Master of Keys (Borderless) [Duskmourn: House of Horror Commander] Urza Set: Streets of New CapennaSet: Duskmourn: House of Horror Commander Type: Legendary Enchantment Creature Horror Rarity: Mythic Cost: {X}{W}{U}{B} 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.)