Pursued Whale is a rare Creature — Whale card from Core Set 2021 (M21), collector number 351. Current market price: $0.26 (foil $0.61), TCGplayer market prices via Scryfall.
When this creature enters, each opponent creates a 1/1 red Pirate creature token with "This token can't block" and "Creatures you control attack each combat if able." Spells your opponents cast that target this creature cost {3} more to cast.