J. Jonah Jameson is a rare Legendary Creature — Human Citizen card from Marvel's Spider-Man (SPM), collector number 261. Current market price: $0.34 (foil $0.38), TCGplayer market prices via Scryfall.
When J. Jonah Jameson enters, suspect up to one target creature. (A suspected creature has menace and can't block.) Whenever a creature you control with menace attacks, create a Treasure token.