Wick's Patrol is a uncommon Creature — Rat Warlock card from Bloomburrow (BLB), collector number 121. Current market price: $0.14 (foil $0.29), TCGplayer market prices via Scryfall.
When this creature enters, mill three cards. When you do, target creature an opponent controls gets -X/-X until end of turn, where X is the greatest mana value among cards in your graveyard.