osiris4dOsiris is the name of the God of the Underworld (Duat) in Egyptian mythology. Son of Geb and Nut, husband of Isis, and one of the Great Ennead of the creator gods of EgyptianOverview. Osiris, the Mhty One, was both god of the dead and a central fure of Egyptian mythology.His cult arose around 2600BCE, as those of competing deities,