Rashtan, Ringleader

Covenant 1(This enters the battlefield as a Covenant,
put a+1/+1 counters on a creature you don't control.)
Whenever you put a +1/+1 counter on a creature
you don't control, create two 1/1 red Devil
creature tokens with "when this dies, deal 1
damage to any target".
Sacrifice five devils: Exile target permanent.
"To hell with you too!"