They are the Toa Artakha, former guardians of the city of Artakha. Their story... A long time ago, these toa where the heroes of Artakha, it's matoran, and Artakha himself. But however, after Makuta Teridax cast his spell over Mata Nui, the toa where too, put into a deep slumber... In Artakha-Suva! With the toa in the suva, and their kanohi masks spread out and hidden, Teridax was free to spread his darkness- untill the arrival of the Toa Mata!