Nest Invader is a common Creature — Eldrazi Drone card from Modern Masters 2015 (MM2), collector number 150. Current market price: $0.30 (foil $0.50), TCGplayer market prices via Scryfall.
When this creature enters, create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this token: Add {C}."