The Mythological origin of Kaal Bhairav dates again on the a single-story and that is the origin of many legends, in the Jyotirlinga into the 4-headed Brahma as well as the establishment in the supremacy of Shaivism. Lord Shiva has many varieties and avatars (manifestation of the deity in Actual https://www.youtube.com/shorts/0vLISs2kzMI