Ravenous Leucrocota is a common Creature — Beast card from Journey into Nyx (JOU), collector number 136. Current market price: $0.08 (foil $0.40), TCGplayer market prices via Scryfall.
Vigilance {6}{G}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)