Cultivator of Blades is a rare Creature — Elf Artificer card from Kaladesh Promos (PKLD), collector number 151s. Current market price: — (foil $0.64), TCGplayer market prices via Scryfall.
Fabricate 2 (When this creature enters, put two +1/+1 counters on it or create two 1/1 colorless Servo artifact creature tokens.) Whenever this creature attacks, you may have other attacking creatures get +X/+X until end of turn, where X is this creature's power.