Heroes of the Revel is a uncommon Creature — Satyr Soldier card from Theros Beyond Death (THB), collector number 138. Current market price: $0.23 (foil $0.25), TCGplayer market prices via Scryfall.
When this creature enters, create a 1/1 red Satyr creature token with "This token can't block." Whenever you cast a spell that targets this creature, creatures you control get +1/+0 until end of turn.