Kessan, Dimir Spy

Kessan, Dimir Spy enters the battlefield
with X +1/+0 counters on him.
Whenever you discard a card, put a
+1/+1 counter on Kessan, Dimir Spy and scry 1.
{u}{b}, Discard a card: Kessan, Dimir Spy
deals damage to target creature equal to his
power.