Thopter Engineer is a uncommon Creature — Human Artificer card from Commander 2021 (C21), collector number 181. Current market price: $0.24, 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.)