Nasus, Curator of the Sands

Lifelink, Evolve
At the beginning of each end step if a creature
dealt damage by Nasus dies put any number
counters or keywords that were on that creature
onto Nasus if no counters were put onto Nasus
this way put a +1/+1 counter on Nasus instead
Counters remain on Nasus as it moves to any
zone other than a player's hand or library