Carcharoth, the Red-Maw

Ferocity 3 (If an opponent was dealt damage this
turn, this creature enters the battlefield with three
+1/+1 counters on it.)
When Carcharoth, the Red-Maw enters the battlefield, it fights target creature you don't
control.
Fester - Carcharoth has trample and haste as long
as there is a creature card in each graveyard.