Moonstone Eulogist (Extended Art) [Bloomburrow Commander]

Cost: 3 B B Flying
Whenever a creature an opponent controls dies, you create a Blood token. (It's an artifact with " 1 , T , Discard a card, Sacrifice this artifact: Draw a card.")
Whenever you sacrifice an artifact, put a 1/ 1 counter on Moonstone Eulogist and you gain 1 life.