Mutate (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.

Vigilance

Whenever another Human you control enters, put a +1/+1 counter on Heronblade Elite.

: Add X mana of any one color, where X is Heronblade Elite's power.

Flash

Lifelink

When Heron's Grace Champion enters, other Humans you control get +1/+1 and gain lifelink until end of turn.

Flying

You and Humans you control have hexproof.

, Exile a card from your graveyard: Create a 1/1 white Human Soldier creature token.

: Add .

, : Exile the bottom card of target opponent's library.

Whenever one or more cards an opponent owns are put into exile, put a release counter on The Heron Moon. Then if it has thirteen or more release counters on it, sacrifice it and create a copy of Emrakul, the Promised End. Cast it without paying its mana cost.