Nazir, Plague Sorcerer

Partner with Nepthanu, the Betrayer
Deathtouch, Reach
{1}{b/g}{b/g}, {t}: If you control a Desert or there is a
Desert card in your graveyard, distribute two
-1/-1 counters among one or two target creatures.
Whenever a creature an opponent controls dies,
you may put a -1/-1 counter on target creature.