Kai Kuthu Sandai or Gusthi is a famous martial art of Tamil Nadu. This is popular in Kerala as well. It is very much similar to boxing. The opponents rain blows on each other and attempt to push the other down. Taught in kalaries, Gusthi needs a lot of practice. The skilled fighters can defend themselves with bare hands against any weapon. This martial art form has become an entertainment item during festivals, especially in the rural areas.