Ritigala Jayasena, who once was belived to be a great warrior in Sri Lanka during the era of King Dutugamunu, offended the the warrior(giant) Gotaimbara by drunkly flirting with his wife. After which Ritigala was challanged to a duel with Gotaimbara.

During the duel Gotaimbara is said to have knocked Ritigala's head off with single kick, after which when Ritigala's corpse is tossed into a graveyard a deity(god) sees sympathy towards him and replaces his head with a head of a bear.

After being revived with the bear head, then Ritigala is now know as 'Maha Sona', a great and powerfull demon(yaka) belived to be to be 6ft in height and with immense strength, who gate keeps the after life and haunts grave yards. 'Maha Sona'is regarded to be the greatest demon in sinhal...