Vengeful Villagers is a uncommon Creature — Human Citizen card from Avatar: The Last Airbender (TLA), collector number 40. Current market price: $0.05 (foil $0.16), TCGplayer market prices via Scryfall.
Whenever this creature attacks, choose target creature an opponent controls. Tap it, then you may sacrifice an artifact or creature. If you do, put a stun counter on the chosen creature. (If a permanent with a stun counter would become untapped, remove one from it instead.)