Yawgmoth the Ineffable

Creatures you control have persist.
Creatures with -1/-1 counters on them have infect.
Yawgmoth the Ineffable gets +1/+1 for each
-1/-1 counter on the battlefield.
When a creature an opponent controls with
a -1/-1 counter on it dies draw a card and return it to the battlefield under your
control with a -1/-1 counter.