Sindaquil the Blood Artist

Flying, Lifelink, Wither
If a -1/-1 counter would be but on a creature
you control, put a -1/-1 counter on a creature
you don't control.
{4}{t}: Target player looses 2 life, then if
a creature that player controls has
a -1/-1 counter on it, add a -1/-1 counter.
—
"We have experienced your words already,
now we hunger for flesh."