Nito, The First of the Dead

Deathtouch
At the beginning of your upkeep create two 1/1
black Skeleton tokens with wither, then put a
-1/-1 counter on each non-black creature, an
opponent my sacrifice a creature, if they do
Nito, First of the Dead cannot attack that player
this turn.
{6}{b}{b}{b}: Return Nito, the First of the Dead
from your graveyard to the battlefield tapped.