Falkenrath Aristocrat is a rare Creature — Vampire Noble card from Double Masters (2XM), collector number 195. Current market price: $0.35 (foil $0.59), TCGplayer market prices via Scryfall.
Flying, haste Sacrifice a creature: This creature gains indestructible until end of turn. If the sacrificed creature was a Human, put a +1/+1 counter on this creature.