msem-instigator

(Transcend as a sorcery to gain that type and a +1/+1 counter.)
Flying
{2}{U}{U}: Wizard
Draw a card, then discard a card. Mizuki gains “Noncreature spells you cast cost {1} less.”
{6}{U}{U}: Avatar
Draw two cards. Mizuki gains “Whenever Mizuki attacks, you may cast a noncreature spell from your hand without paying its mana cost.”