Game of Thrones: Horde System at the Beginning, Troops Exploded in the North

Li Zheng died suddenly while working overtime and woke up to find that he was an 18-year-old lord of a dilapidated castle in the north. My father had just died, and he had three hundred old and weak soldiers, and his pockets were very poor. What's even more terrible is that this is the world of A Song of Ice and Fire. Ned Stark is about to go south to die, the War of the Five Kings is about to begin, and millions of White Walkers are ready to move north of the Great Wall. There isn't much time left for him. Fortunately—— He found a stone slab engraved with runes among his father's belongings. [Clash of Clans Lord System is activated! The gold mines produce gold, the barracks build elite soldiers in batches, and an armored warrior who can fight ten can be produced in 30 seconds. Every time the base camp is upgraded, he is one step closer to the Iron Throne. And himself—— As the "King of Barbarians" recognized by the system, each punch is stronger than the last, and each level is stronger than the next. Lv1, defeat the knight. Lv3, one punch breaks the shield. Level 5, break the wall with one punch. Level 8, smash the city gate with one punch. While the lords in the north were still fighting for their lives with hundreds of troops, a torrent of steel had already come out of his castle. "Winter is coming?" Aiden Vostak picked up the warhammer and looked towards the Iron Throne in the south and the ice fields in the north. "No - I'm here."