Darzin, Demonic Overlord

Haste, Flying
Whenever your creatures deal combat damage
to a player, add Demonic counters to Darzin,
Demonic Overlord equal to the total damage.
At the beginning of your upkeep, remove all
Demonic counters. For each 4 demonic counters
removed from Darzin, Demonic Overlord:
Create a 3/2 Black and Red Avatar creature token
with, {g}{t}: Target creature gains trample and gets
+2/0 until end of turn