Amaterasu, Sun Goddess

Partner with Issun (When this creature enters the
battlefield, target player may put Issun into their
hand from their library, then shuffle.)
Hexproof, vigilance
{t}: Add {w}{w}. Spend this mana only to cast
and activate Celestial spells.
Remove two praise counters from Amaterasu:
Put a +1/+1 counter on Amaterasu.