Ayli, Eternal Pilgrim [Oath of the Gatewatch]

Set: Oath of the Gatewatch Type: Legendary Creature — Kor Cleric Rarity: Rare Cost: {W}{B} Deathtouch {1}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness. {1}{W}{B}, Sacrifice another creature: Exile target nonland permanent. Activate this ability only if you have at least 10 life more than your starting life total.