Mutate {4}{G}{G}{G} (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.)

Hexproof

When Devouring Allosaur enters the battlefield, each opponent creates two 3/3 green Dinosaur creature tokens with trample.

Whenever a creature dealt damage by this creature this turn dies, draw a card.