The Master, Gallifrey's End is a rare Legendary Creature — Time Lord Rogue card from Doctor Who (WHO), collector number 1018. Current market price: — (foil $0.50), TCGplayer market prices via Scryfall.
Make Them Pay — Whenever a nontoken artifact creature you control dies, you may exile it. If you do, choose an opponent with the most life among your opponents. That player faces a villainous choice — They lose 4 life, or you create a token that's a copy of that card.