Vantress Gargoyle is a rare Artifact Creature — Gargoyle card from Throne of Eldraine (ELD), collector number 71. Current market price: $0.34 (foil $0.39), TCGplayer market prices via Scryfall.
Flying This creature can't attack unless defending player has seven or more cards in their graveyard. This creature can't block unless you have four or more cards in hand. {T}: Each player mills a card.