Nessian Wilds Ravager is a rare Creature — Hydra card from Magic Online Promos (PRM), collector number 51924.
Tribute 6 (As this creature enters, an opponent of your choice may put six +1/+1 counters on it.) When this creature enters, if tribute wasn't paid, you may have this creature fight another target creature. (Each deals damage equal to its power to the other.)