Aegis

Shield, buckler, or breastplate of Athena and Zeus bearing the head of Medusa

The aegis, as stated in the Iliad, is a device carried by Athena and Zeus, variously interpreted as an animal skin or a shield and sometimes featuring the head of a Gorgon. There may be a connection with a deity named Aex, a daughter of Helios and a nurse of Zeus or alternatively a mistress of Zeus.

This keyword could refer to multiple things. Here are some suggestions: