Corpse Traders is a uncommon Creature — Human Rogue card from Duel Decks: Jace vs. Vraska (DDM), collector number 58. Current market price: $0.32, TCGplayer market prices via Scryfall.
{2}{B}, Sacrifice a creature: Target opponent reveals their hand. You choose a card from it. That player discards that card. Activate only as a sorcery.