Dances in low country are highly ritualistic. This form of dance is performed to appease evil spirits which cause sickness and is thus called 'Devil Dance'. The dancers wear masks depicting many characters varied in forms of bird, demons, reptiles, etc. There are 18 main dances related to pahatharata style known as the Daha Ata Sanniya held to exorcise 18 types of diseases from the human body.