Lesser Masticore is a uncommon Artifact Creature — Masticore card from Modern Horizons (MH1), collector number 225. Current market price: $0.34 (foil $9.47), TCGplayer market prices via Scryfall.
As an additional cost to cast this spell, discard a card. {4}: This creature deals 1 damage to target creature. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)