The Ferocious God in the Celestial Master's Mansion

Zhang Yulei, a character in the Under One Person universe, is adopted by Zhang Qingjing in the Heavenly Master's Mansion on Mount Longhu, eventually becoming the disciple of the Celestial Master . While others seek spiritual refinement, he is forced into a brutal path of physical cultivation through an unusual system that makes him a terrifying "Fierce God" feared throughout the supernatural community [0]. He ultimately uses his immense power to dominate the Luo Tian Grand Ceremony and suppress the Quansheng sect, aiming for the absolute peak of the world .