Swain, Grand Demonlord

Swain, Grand Demonlord gets +1/+1 for each
soul counter on him.
Tap target creature you don't control: Put a soul counter on Swain, Grand Demonlord.
At the beginning of your upkeep, transform
Swain, Grand Demonlord and remove all soul counters from him. Creatures your opponents
control get -1/-1 for each counter removed.
(Transforms from Swain, Noxian Grand General).
"The ends of war are death."