Mozroruun the Dreadlord

Whenever Mozroruun the Dreadlord attacks
create a 5/5 black Demon creature token with
flying tapped and attacking.
Whenever a Demon you control dies, put your
choice of a +1/+1, Deathtouch, Indestructible,
Flying, Vigilance, Lifelink, or First strike counter
on Mozroruun the Dreadlord.
Sacrifice a creature: Add {b}{b}