The codices demonstrate that deities were permanently being arranged and rearranged according to cultic criteria which usually are not immediately accessible to us.
A centrally placed large wooden carving covers all three levels, behind the shrines; a large number of wooden carvings mostly depict wrathful looking protective deities.
Droughts, earthquakes, volcanic eruptions, etc. were seen as a sign of anger or displeasure by deities, and sacrifices were supposed to lessen the divine ire.
