Rampaging Yao Guai is a rare Creature — Bear Mutant card from Fallout (PIP), collector number 401. Current market price: $14.14 (foil $12.62), TCGplayer market prices via Scryfall.
Vigilance, trample This creature enters with X +1/+1 counters on it. When this creature enters, destroy any number of target artifacts and/or enchantments with total mana value X or less.