Agemo is an unforeseen phenomenon, a supreme deity and high god (orisa) among the Ijebu people of Yoruba land. The Pre-obanta era connote the existence of some priest who brought Agemo cult into existence in Ijebu land.
It was believed that the deity migrated from Arab Nation of Waddai. Agemo deity comprises of sixteen priests that forms sixteen towns within Ijebu land.
The music played during Agemo festival, the Agemo costume and the chameleon, is a simple representation of the power of the Agemo high god to assume any color that pleases him. The English interpretation of Agemo is chameleon.
As a deity and unseen god, it dishes out instruction to custodian (The Oloja) and the like OLUGBON ASE (TAMI) to be carried out. The festival comes up on every July and August (Osu Agemo) calendar year. Sacrifices and prayers are offered to the Agemo deity to ensure peace and harmony.