Nezumi Freewheeler // Hideous Fleshwheeler

Menace
When this creature enters, each player mills three cards. (To mill three cards, a player puts the top three cards of their library into their graveyard.)
{W/P}: Transform this creature. Activate only as a sorcery. ({W/P} can be paid with either or 2 life.)

Menace (This creature can't be blocked except by two or more creatures.)
When this creature transforms into Hideous Fleshwheeler, put target permanent card with mana value 2 or less from a graveyard onto the battlefield under your control.