Books like The Riven Kingdom

The King of Ethrea is dying. His only surviving heir is the Princess Rhian. But if her enemies have their way, Ethrea will not be ruled by a woman.Dexterity Jones is a toymaker. To protect Princess Rhian and his country, he must place his trust in an exile from Mijak. Yet, as Ethrea comes ever closer to civil war, a greater danger awaits. Across the sea, an Empress has already slaughtered millions in the name of her god. And the war will not end -until the world kneels before her.