Azrael, the great Summoner

Changeling (This card is every creature type.)hexproof, vigilance
When Azrael, the great Summoner, enters the battlefield, search and put into play a creature card from your deck, hand, graveyard, or exile.
{w}{u}{b}{r}{g}: search and put into play a creature card from your deck, hand, graveyard, or exile. then exile Azrael, the great Summoner, then return him to the battlefield transformed under his owner's control. Activate only as a sorcery.