Magra Kir, the Spell Drinker

Flying
Whenever you cast an instant or sorcery spell,
put a +1/+1 counter on Magra Kir, the Spell
Drinker.
{b/g}, Remove a +1/+1 counter from Magre Kir,
the Spell Drinker: Create a 2/2 black Zombie
creature token.
Dredge 5