The Aztecs often designed their masks to represent the face of a deity.Masks bearing the faces of these powerful idols were a key part of many ceremonies. The Aztecs often used these masks as a part of religious rituals. Some rituals made use of masks as a way to harness the power of beings such as deities, or ancient ancestors. Masks had many different uses, but most were ceremonial. Dancers wore masks, and the masks were sometimes worn by priests as well.