Didact Echo [The Lost Caverns of Ixalan]

Set: The Lost Caverns of Ixalan Type: Creature — Spirit Cleric Rarity: Common Cost: {4}{U} When Didact Echo enters the battlefield, draw a card.Descend 4 — Didact Echo has flying as long as there are four or more permanent cards in your graveyard. The folk of the Sun Empire respect their ancestors. The Oltec go further, communing with spirits of esteemed elders after death.