Pogromis, Prince of Slaughter

Flying, haste, deathtouch, wither, pact(This card
can't be sacrificed or targetted by spells or abilities you control.)
When Pogromis attacks, defending player must
block it if possible.
If at your end step no creatures died this turn Pogromis deals one poison damage to you and
puts a -1/-1 counter on target creature you
control.