Lecturing Scornmage is a uncommon Creature — Human Warlock card from Secrets of Strixhaven (SOS), collector number 87. Current market price: $0.17 (foil $0.27), TCGplayer market prices via Scryfall.
Repartee — Whenever you cast an instant or sorcery spell that targets a creature, put a +1/+1 counter on this creature.