Aspects of Yakut shamanism and Central Asian Buddhism have been promoted by the Sakha, like the Yhyakh festival.
[1] This version stands out compared to written recordings made a century afterward, where Omogoy and Ellei themselves migrate to the Middle Lena.
This change could have occurred due to "the process of developing ethnic self-consciousness" from Yakut inhabitation of the Middle Lena where "the ancient version was rethought accordingly.
"[2] In later accounts Omogoy Baai traveled to Tuymaada Valley of the Middle Lena in the vicinity of modern Yakutsk upon the advice of a shaman.
This variety potentially arose from the cultural diversity of Lake Baikal tribes that later became ancestors of the Yakut.
Instead their progenitor is an old man that rode a bull, Uluu Khoro (Yakut: Улуу Хоро, romanized: Ulû Xoro).
In consequence the Khorolors moved into present-day Verkhnevilyuysky and Suntarsky Districts, with Khoro eventually named after them.