Beifong's Bounty Hunters is a rare Creature — Human Mercenary card from Avatar: The Last Airbender Promos (PTLA), collector number 209s. Current market price: — (foil $3.58), TCGplayer market prices via Scryfall.
Whenever a nonland creature you control dies, earthbend X, where X is that creature's power. (Target land you control becomes a 0/0 creature with haste that's still a land. Put X +1/+1 counters on it. When it dies or is exiled, return it to the battlefield tapped.)