Necromancer's Familiar is a uncommon Creature — Bird Spirit card from Modern Horizons 2 (MH2), collector number 94. Current market price: $0.07 (foil $0.25), TCGplayer market prices via Scryfall.
Flying Hellbent — This creature has lifelink as long as you have no cards in hand. {B}, Discard a card: This creature gains indestructible until end of turn. Tap it.