Yawgmoth, Thran Physician is a mythic Legendary Creature — Human Cleric card from Modern Horizons (MH1), collector number 116. Current market price: $26.01 (foil $47.96), TCGplayer market prices via Scryfall.
Protection from Humans Pay 1 life, Sacrifice another creature: Put a -1/-1 counter on up to one target creature and draw a card. {B}{B}, Discard a card: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)