Illuna, Apex of Wishes
{2}{G}{U}{R}
Legendary Creature -- Beast Elemental Dinosaur
6/6
Mutate {3}{r/g}{U}{U} (If you cast ~this~ 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, trample
Whenever ~this~ mutates, exile cards from the top of your library until you exile a nonland permanent card. Put that card onto the battlefield or into your hand.