Lazuras, Plagued Physician

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.

"Good heavens. It's worse than I thought. Like wildfire, it spreads. They should have brought me
here sooner".

Yawgmoth, Thran Physician