Scion Summoner is a common Creature — Eldrazi Drone card from Oath of the Gatewatch (OGW), collector number 123. Current market price: $0.09 (foil $0.69), TCGplayer market prices via Scryfall.
Devoid (This card has no color.) When this creature enters, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add {C}." ({C} represents colorless mana.)