Propagator Drone is a uncommon Creature — Eldrazi Drone card from Modern Horizons 3 (MH3), collector number 167. Current market price: $0.26 (foil $0.32), TCGplayer market prices via Scryfall.
Devoid (This card has no color.) Creature tokens you control have evolve. (They have "Whenever a creature you control enters, if it has greater power or toughness than this token, put a +1/+1 counter on this token." They see this creature enter.) {3}{G}: Create a 0/1 colorless Eldrazi Spawn creature token with "Sacrifice this token: Add {C}."