 During the Warring States period, Ximen Bao of Wei outlawed human sacrificial practices to the river god.In Chinese lore, Ximen Bao is regarded as a folk hero who pointed out the absurdity of human sacrifice.The sacrifice of a high-ranking male's slaves, concubines or servants upon his death (called "Xun Zang" 殉葬 or "Sheng Xun" 生殉) was a more common form.