Deathgorge Scavenger is a rare Creature — Dinosaur card from Ixalan Promos (PXLN), collector number 184p. Current market price: $0.74 (foil $2.72), TCGplayer market prices via Scryfall.
Whenever this creature enters or attacks, you may exile target card from a graveyard. If a creature card is exiled this way, you gain 2 life. If a noncreature card is exiled this way, this creature gets +1/+1 until end of turn.