C157 Tong Piaoyun's Exploration Journey(part I)
"Back then, Yang Xuan liked to dress in black clothes according to a scholar's style, so people gave him the nickname, Evil Scholar. At that time, the Imperial Court could not do anything to Yang Xuan with his strength. Furthermore, Yang Xuan's biggest battle was to annihilate a Western Xia army of around 600 people, and he even killed their general, Helian Tieshu
