The ninth level of the Mayan underworld. It is a place of eternal darkness and cold. It is ruled over by the Mayan god Hunhau. The adjective Mayan refers to a people of what is now parts of Mexico and Central America, their culture, language, and history. ... The adjective Mayan refers to a people of what is now parts of Mexico and Central America, their culture, language, and history. ... In Maya mythology, Ah Puch was the God of Death and King of Mitnal, the underworld, which was the worst of all nine hells. ...