Akamu

Akamu was an Onu-Matoran.

Metru Nui
Nothing is known of Akamu's life on Metru Nui except that he lived in Onu-Metru and was taken away by Vahki and placed in a Matoran Pod. He was later awakened by the Toa Metru.

Mata Nui
When he was taken to Mata Nui, Akamu was a Crafter who invented the Sluice, a tool used for collecting Protodermis.

Return to Metru Nui
Akamu returned to Metru Nui and rebuilt it until the Staff of Artahka repaired the universe.