GAME OF THRONES: The legion of Shadows and the Conquest

story about a man reincarnated in Game of thrones tv series with his memories intact, the Alexander born as son of Brandon stark and Ashara dayne. He is appointed as Warden of the North with Ned Stark his Uncle being his Regent.After age of 5 he introduce New farming methods to increase food yield and food production after that introduces Vodka and other drinks increasing trade of North ,He also transports ice with Newly designed ships of french design. He also introdices ice cream and sells ice cream by using his own trading Company Named Arkanas, by the age of 8 he introduces various methods used in Industrial Revolution to develop North ,North slowly becomes rich and the people has foods. He also finds Silver and diamond mines as well as Iron mines in the mountains of North with the help of geographers he sent to Explore the mountains. He Encourages and sponsors Lord Ryswell to breed good horses by combining with dothraki ones, similarly gives newly designed ships to lord Manderly and Lord Mormount inceasing trades from East and West sides of North across Westeros. He also uses his powers having the strength of 10 Adults and the power to revive the dead in the form of shadows similar to solo levelling Manhwa and sent spies across North and Westeros. He also encourages trade for other lords loke boltons have leather Industry, He also builds Roads across North inceasing trades and keeping the roads safe with the help pf Northern Soldiers which have more than Half Shadown having Super human strength and practiced like Spartans and Roman legion. At the age of 10 He leaves North to go to Essos and Conquer the Entire Essos , Develops Essos and beyond the Lands od Assai as well. He Conquered Esson and makes 10 more Cities in Essos with the help of Shadow Sodiers after Killing most of the dothraki and Slave traders. He allows the unsullied in his Army and Conquered Everything and develops Essos with revolutionary ideas from his previous life and makeit like utopia and Now he Returns in the treacherous land of westeros where his name resounds tales of his Conquest and the tales of his Destruction of Anyone who oposes him, Now he returns to the North where his Uncle Rules as his regent , whether to kneel to the Baratheons or to the Targaryen who hides in Dorne OR He Returns with the promise of War and destruction to anyone who Claims his lands as their Own... This is fanfiction I only own my oc , the story belong to Real author of ice and fire