Propagator Drone 167 (Modern Horizons 3)

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}."

NM - $0.70
LP - $0.70
MP - $0.70
HP - $0.70
DMG - $0.70