Oachira Kali is a festival that takes place in June in Oachira, Kerala, India.^[1] It is a mock battle between two groups, to the sound of drums, in a waterlogged field called padanilam at the Oachira Temple.^[2] Oachira Kali is celebrated in commemoration of the battle of Kayamkulam, fought between the Maharaja of Travancore Marthanda Varma and the Raja of Kayamkulam on the plains of Oachira Temple.^[3] The Padanilam or battlefield is a paddy field adjacent to the famous Oachira Parabrahma temple and the festivities are part of a ritual associated with the shrine.