Niz-Mit, Draco Familiar

Flash, Whenever you discard a card, draw a card.
When Niz-Mit, Draco Familiar enters the battlefield, another target creature or artifact you control gains hexproof.
If you have 10 or more instants, sorceries, and/or artifact cards in your graveyard, you may pay {1}{u}{r}. If you do, transform Niz-Mit, Draco Familiar.
"What is he up to now?"- Jace Beleran