Glint-Horn Buccaneer is a rare Creature — Minotaur Pirate card from Core Set 2020 Promos (PM20), collector number 141p. Current market price: $10.84 (foil $19.40), TCGplayer market prices via Scryfall.
Haste Whenever you discard a card, this creature deals 1 damage to each opponent. {1}{R}, Discard a card: Draw a card. Activate only if this creature is attacking.