Luthrow, Pack Conqueror

Whenever a creature under your control transforms, look at the top two cards of your library. You may reveal a Werewolf card from among them and put it onto the battlefield. Put the rest on the bottom of your library in any order.
At the beginning of each upkeep, if no spells were cast last turn, transform Luthrow, Pack Conqueror.
When Luthrow, Pack Conqueror is put into a graveyard from anywhere, its owner shuffles their graveyard into thei