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Davriel, Soul Broker

Legendary Planeswalker — Davriel

+1: Until your next turn, whenever an opponent attacks you and/or planeswalkers you control, they discard a card. If they can't, they sacrifice an attacking creature. −2: Accept one of Davriel's offers, then accept one of Davriel's conditions. −3: Target creature an opponent controls perpetually gets -3/-3.