Karn, the Great Creator [War of the Spark Prerelease Promos] Commander 2017 Creatures it was blocking that

Creatures it was blocking that had become blocked by only Ydwen Efreet this combat become unblocked

(Damage and effects that say "destroy" don't destroy it

its controller gains that much life

Set: Premium Deck Series: Graveborn Type: Enchantment — Aura Rarity: Uncommon Cost: {1}{B} Enchant creature card in a graveyard

Karn, the Great Creator [War of the Spark Prerelease Promos] Commander 2017 Creatures it was blocking thatSet: War of the Spark Prerelease Promos Type: Legendary Planeswalker Karn Rarity: Rare Cost: {4} Activated abilities of artifacts your opponents control can't be activated. +1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value. 2: You may reveal an artifact card you own from outside the game or choose a face up artifact card you own in exile. Put that card