Dranuteth, Weaver of Souls

Flying Devoid
Nontoken creatures you control get -1/-1.
Whenever you cast a permanent spell with CMC
5 or greater, put a 1/1 red goblin creature token,
for each 3 red mana spent to cast that spell, add {g} for each 2 green mana spent to cast it, and
draw a card for each 4 blue mana spent to cast it.