Phyrexians in Magic: The Gathering are feared for good reason ... succumbing to the black oil that transmits the Phyrexian hivemind to new victims, and transforming their bodies into metal ...
D&D and Magic: The Gathering will crossover in a new book exploring the plane of Lorwyn-Shadowmoor. Lorwyn-Shadowmoor is unique for not containing humans, only nature creatures like elves and giants.