Marionette Master is a rare Creature — Human Artificer card from The Brothers' War Commander (BRC), collector number 109. Current market price: $2.56, TCGplayer market prices via Scryfall.
Fabricate 3 (When this creature enters, put three +1/+1 counters on it or create three 1/1 colorless Servo artifact creature tokens.) Whenever an artifact you control is put into a graveyard from the battlefield, target opponent loses life equal to this creature's power.