Eyeless Watcher is a common Creature — Eldrazi Drone card from Battle for Zendikar (BFZ), collector number 166. Current market price: $0.31 (foil $0.80), TCGplayer market prices via Scryfall.
Devoid (This card has no color.) When this creature enters, create two 1/1 colorless Eldrazi Scion creature tokens. They have "Sacrifice this token: Add {C}."