Emperor is one of the grand marshals in Zhao Si, the protector of the Four Saints, also known as Ma Tianjun, commonly known as Ma. The folk dynasty honored him as Vulcan to protect his family from fire. Guan Gong is one of the four protectors of Taoism. It's Wu Caishen. Therefore, people often worship it as a god of wealth. Naturally, it is for money. Later, he added the seal of the Three Realms to the demon emperor. In charge of the way to subdue demons.