Oya

Yoruba narrative tradition ties Oya's authority over the ancestral masquerade tradition, egungun, to a specific and difficult origin story: in the fullest tellings, Oya bears nine children in succession who do not survive birth before finally bearing a child associated with Egungun itself, the personified ancestral dead who return to the community through the masquerade tradition. The number nine recurs elsewhere in Oya's narrative identity, and storytellers connect the two directly, treating her authority over egungun rites not as an arbitrary assignment but as something earned through a repeated, personal experience of loss that gives her a claim on the boundary between the living and the dead no other orisha shares in quite the same way. This is narratively distinct from being a spirit of death in her own right, a distinction the tradition maintains carefully: Oya guards the gate at the cemetery and governs the passage across it, including the rites by which ancestors are honored and, in the egungun tradition, understood to return temporarily among the living, without herself embodying death the way a psychopomp figure in other traditions might. E. Bolaji Idowu's survey of Yoruba religious concepts situates this alongside Oya's other narrative roles, arguing that her authority over storm, over the marketplace, and over the boundary of death are presented as a single coherent temperament, fierce, transitional, and resistant to easy categorization, rather than as a collection of separate powers assigned to one figure by accident.

A distinct strand of Yoruba narrative tradition holds that Oya is able to take the form of a water buffalo, shedding the animal's skin to walk among people in human shape and resuming it again when she chooses, a transformation story told independently of her more commonly cited associations with wind, storm, and the River Niger. Storytellers connect the choice of animal directly to an observed biological fact about buffalo herds, in which a mature, experienced female typically leads the group rather than a male, and read that detail back into Oya's own narrative character as evidence, chosen deliberately by the tradition, that female authority in her case is not an exception being explained but simply the pattern the animal itself already demonstrates. The shapeshifting stories are usually told alongside an account of how Oya came to share in Shango's fire-spitting power: entrusted by Shango with a portion of the medicine that let him breathe flame, Oya, in most tellings, chose to consume it herself rather than simply hold it in safekeeping, so that her own storms now precede Shango's thunder into battle rather than merely accompanying it. E. Bolaji Idowu's survey of Yoruba religious concepts reads both stories as expressions of the same underlying narrative logic: Oya is consistently the orisha who takes rather than waits to be given, whether the object in question is a share of dangerous power or the leading position in a herd her own myth insists a female buffalo already naturally holds.