The term 'Figures in Norse Mythology' refers to the AESIR, a group of gods and goddesses in Norse mythology. The AESIR are led by Odin, the chief god, and include other deities such as Thor, Baldur, and Freya. They are responsible for governing the cosmos and protecting humanity from the forces of chaos. The AESIR are often depicted in art and literature, and their stories have been passed down through generations.