The Blight

Undying (When this creature dies, if it had no
+1/+1 counters on it, return it to the battlefield under
its owner's control with a +1/+1 counter on it.)
When The Blight is returned to the battlefield
with +1/+1 counters on it, it gains "This
creature attacks every turn if able" and Afflict 1 (Whenever this creature becomes blocked, defending
player loses 1 life.)