Voice of the Vermin is a uncommon Creature — Human Citizen card from Streets of New Capenna (SNC), collector number 163. Current market price: $0.15 (foil $0.16), TCGplayer market prices via Scryfall.
This creature enters with a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) Whenever this creature attacks, target creature you control has base power and toughness 4/4 until end of turn.