Thopter Engineer is a uncommon Creature — Human Artificer card from Commander 2018 (C18), collector number 126. Current market price: $0.30, TCGplayer market prices via Scryfall.
When this creature enters, create a 1/1 colorless Thopter artifact creature token with flying. Artifact creatures you control have haste. (They can attack and {T} as soon as they come under your control.)