Markov Veinseeker

Whenever Markov Veinseeker deals combat damage to a player, put a +1/+1 counter on it.
{3}{r}, Discard a Human card or sacrifice a
Human: Creatures can't block this turn.
After the fall of their Patriarchs, remaining members
of the Markov Bloodline became marauders, ravaging town after town in search of fresh blood
and new territory.