Life Stoking Within the Storm

Enchant target creature with Exotic Amatsu in its
name
Exotic Amatsu gains Heavenly Dragongem-
Whenever this creature takes damage from any
source put a Storm Avatar counter onto this creature, this creature gains +8/+8 for each
Storm Avatar counter and Storm Vesicle-
Whenever permanents you control deal damage, opponents gain a Storm counter, for each Storm counter, they lose 4 life and sacrifice 2
permanents.