The Alloy of Law (Mistborn Saga, #4)

After 20 Years In The Roughs, Waxillium Ladrian--a Rare Twinborn Who Can Push On Metals With His Allomancy--is Forced By Family Tragedy To Return To Elendel, Where He Learns The Hard Way That The Mansions And Elegant Tree-lined Streets Of The City Can Be More Dangerous Than The Dusty Plains Of The Roughs.