Mutate {3}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flying
Whenever this creature mutates, draw a card.
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Dreamtail Heron (Showcase) [Ikoria: Lair of Behemoths]
Ikoria: Lair of Behemoths, Magic: The Gathering$440
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