Saheeli, Filigree Master — The Brothers' War Promos #219p

+1: Scry 1. You may tap an untapped artifact you control. If you do, draw a card.

−2: Create two 1/1 colorless Thopter artifact creature tokens with flying. They gain haste until end of turn.

−4: You get an emblem with "Artifact creatures you control get +1/+1" and "Artifact spells you cast cost less to cast."