Kotu

Metru Nui
Nothing is known about her life in Metru Nui other than she lived and worked in Ga-Metru. She was eventually forced into a Matoran sphere but later rescued by the Toa Metru.

Mata Nui
Kotu was re-awakened on Mata Nui and live in Ga-Koro. She was a Rahi tender, and one of Turaga Nokama's advisors. She helped defend Ga-Koro from the Pahrak during the Battle of Ga-Koro. She was rebuilt after the conflict with the Bohrok-Kal. She was expected to be on the Ga-Koro Kolhii team, but Turaga Nokama chose Hahli instead based on some divination she had done.

Return to Metru Nui
She later helped built boats to sail back to Metru Nui. She helped rebuild the city until the Staff of Artakha did the rest. She was also present during the ceremony for Matoro.

Spherus Magna
She later evacuated the Matoran Universe and is currently living on Spherus Magna.