Gil'Nesh, Scourge of Hope.

When Gil'Nesh is cast, if you are the Despot,
distribute four Curse counters among all
creatures.
If you control no non-black permanents,
creatures you control have Deathtouch.
Other demons you control have +1/+1.
The Mukumbu curse Gil'Nesh for stealing
their warriors' place among the ancestors.