Dreadwing Scavenger is a uncommon Creature — Nightmare Bird card from Foundations (FDN), collector number 118. Current market price: $0.22 (foil $0.31), TCGplayer market prices via Scryfall.
Flying Whenever this creature enters or attacks, draw a card, then discard a card. Threshold — This creature gets +1/+1 and has deathtouch as long as there are seven or more cards in your graveyard.