The Mary Janes is a uncommon Legendary Creature — Human Bard Performer card from Marvel's Spider-Man Eternal (SPE), collector number 15. Current market price: $0.26 (foil $0.27), TCGplayer market prices via Scryfall.
This spell costs {1} less to cast for each creature that attacked this turn. Menace (This creature can't be blocked except by two or more creatures.)