Wen Zhong is King Zhou's older foster brother and a loyal general of the Shang Dynasty. He is also an old comrade of Huang Feihu and Tongtian Jiaozhu's star pupil. He acts as the secondary protagonist in most of his game appearances. In Mystic Heroes, he is called Kai in the English port. In the English version of Saiyuki: Journey West, his human name is Bunchu and he becomes the Emperor Guardian. His divine name in the Japanese port is Kyuten Raitei (九天雷帝).