Nine Tail Godess

Eminence — As long as Nine Tail Godess is in
the command zone or on the battlefield, other
Spirits and arcane spells you cast cost {1} less to
cast.
Nine tail Godess power and toughness is equal
to the number of spirit creature on the
battlefield.
As long as you control 3 or less spirit creature,
Nine Tail Godess is not a creature.