Ganox, Demon of Pestilence

Protection from Damage
Whenever Ganox attacks, defending player
creates a token enchantment with "At the
beginning of your end step, put a -1/-1 counter
on a creature that doesn't have one, then put an additional -1/-1 counter on each creature with
one or more."
Pay 3 life: Put a -1/-1 counter on target creature.