Dread Drone is a common Creature — Eldrazi Drone card from Modern Masters 2015 (MM2), collector number 80. Current market price: $0.06 (foil $0.24), TCGplayer market prices via Scryfall.
When this creature enters, create two 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this token: Add {C}."