Obstinate Baloth is a rare Creature — Beast card from Magic 2011 (M11), collector number 188. Current market price: $0.35 (foil $1.20), TCGplayer market prices via Scryfall.
When this creature enters, you gain 4 life. If a spell or ability an opponent controls causes you to discard this card, put it onto the battlefield instead of putting it into your graveyard.