Akaku

The Kanohi Akaku was the Great Mask of X-Ray Vison. The Great Akaku allowed its user to see thermographically and through solid walls.

Tahu, Gali, Onua, Pohatu, and Lewa all found Great Akaku masks, but lost them when they became Toa Nuva.

Known Wearers

 * Kopaka (Great and Nuva level)
 * Pelagia(powerless)
 * Bour (powerless)
 * Aft (powerless)
 * Matoro (powerless, replaced with Iden)