Emeria, Soother of Sorrows

Flying, Protection from Instants and Sorceries.
Emeria, Soother of Sorrows costs {1} less for each creature card in your graveyard.
The first spell you cast from your hand or
graveyard each turn has Convoke. Create X 3/2 colorless Eldrazi Horror creature tokens, where X
is the amount of mana spent to cast this spell.
She watched, She waited, She learned