Noggin Whack is a uncommon Kindred Sorcery — Rogue card from Morningtide (MOR), collector number 70. Current market price: $0.29 (foil $1.85), TCGplayer market prices via Scryfall.
Prowl {1}{B} (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.) Target player reveals three cards from their hand. You choose two of them. That player discards those cards.