Emrakul's Hatcher is a common Creature — Eldrazi Drone card from Duel Decks: Zendikar vs. Eldrazi (DDP), collector number 59. Current market price: $0.31, TCGplayer market prices via Scryfall.
When this creature enters, create three 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this token: Add {C}."