Phyrexian Plaguelord is a rare Creature — Phyrexian Carrier card from The List (PLST), collector number CMA-61. Current market price: $0.31, TCGplayer market prices via Scryfall.
{T}, Sacrifice this creature: Target creature gets -4/-4 until end of turn. Sacrifice a creature: Target creature gets -1/-1 until end of turn.