Slitherhead is a common Creature — Plant Zombie card from Ravnica Remastered (RVR), collector number 226. Current market price: $0.23 (foil $0.45), TCGplayer market prices via Scryfall.
Scavenge {0} ({0}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)