Rakdos Augermage is a rare Creature — Human Wizard card from Dissension (DIS), collector number 127. Current market price: $0.34 (foil $2.00), TCGplayer market prices via Scryfall.
First strike {T}: Reveal your hand and discard a card of target opponent's choice. Then that player reveals their hand and discards a card of your choice. Activate only as a sorcery.