Harmonic Prodigy is a rare Creature — Human Wizard card from Modern Horizons 2 (MH2), collector number 352. Current market price: $5.55 (foil $9.00), TCGplayer market prices via Scryfall.
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) If a triggered ability of a Shaman or another Wizard you control triggers, that ability triggers an additional time.