All spells cost {1} more to cast.
Spellcharge 6

Indestructible
As long as your devotion to white and blue is less than seven, Ephara isn't a creature.
Whenever you cast an enchantment spell, draw a card.

Flying
Drop — When Sphinx of the Soundveins enters, if you didn't cast any creature spells during your last turn, untap up to three lands.

Whenever you cast a colorless spell, you may pay {C}. If you do, copy it. You may choose new targets for the copy.
Whenever a creature you control attacks, put a +1/+1 counter on it for each other creature you control with the same name as that creature.