Most Kartha families have their ancestral tutelary deity as the Hindu Goddess Bhadrakali, or the Goddess Durga. A few families also consider their ancestral deity as Vettakkorumakan, a Hindu entity worshiped in parts of North Kerala.
Most Kartha families revere Bhadrakali, the Hindu Goddess, or Durga, as their ancestral guardian deity.  A smaller number of families also worship Vettakkorumakan, a deity from North Kerala.