Hau

Hau was the Kanohi mask of Shielding. It could give the user the ability to protect himself from any seen attack, but it was useless against ambush or an unexpected attack. The Hau was one of the symbols of Mata Nui.

Kanoka Disks made from

 * Growth
 * Regenaration

Great

 * Tahu - (great, lost upon becoming a Toa Nuva, when he recieved a Hau Nuva)
 * Gali-(great,lost)
 * Onua-(great,lost)
 * Pohatu-(great,lost)
 * Lewa-(great,lost)
 * Kopaka-(great,lost))
 * Lhikan - (great and noble, lost upon dieing)

Powerless

 * Pekka - (great but powerless)
 * Zemya - (great but powerless)
 * Kumo - (great but powerless)
 * Marka - (great but powerless)
 * Lumi - (great but powerless)

Noble

 * Lhikan-(noble,killed by Makuta of Metru Nui)
 * Jaller - (noble, recieved from Lhikan, lost upon arriving in Karzahni, which he recieved a Calix)