Dreamtail Heron is a common Creature — Elemental Bird card from Magic: The Gathering (Magic Online Promos, PRM).
Common
Magic Online Promos (PRM)
{4}{U}
Power / Toughness
3 / 4
Mana Value
5
Colors
U
Card Text
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.
