Bhairava is called Bhairavar or Vairavar in Tamil, exactly where he is often presented as being a grama devata or village guardian who safeguards the devotee in eight directions (ettu tikku). Within the Kala Bhairav Ashtakam by Adi Shankracharya, Kala Bhairava is called the overlord of Kashi and his darkish, https://baglamukhivashikaranmantr85295.isblog.net/bhairav-an-overview-47128107