Nasus, Curator of the Sands

Vigilance, Lifelink, Ascend
As long as you have the city's blessing, Nasus,
Curator of the Sands has "Whenever a creature
that was dealt combat damage by Nasus, Curator
of the Sands dies, put a +1/+1 counter on Nasus, Curator of the Sands. If that creature was
legendary, put three +1/+1 counters on it
instead."
"The cycle of life and death continues. We shall live,
they will die."