Nek

The Kanohi Nek is the Great Mask of Wile. It gives its' user the powers of Concealment, Mind Control, and Night Vision. The powers could be activated simultaneously or separately.

Great
The Nek is theoretically worn by the Toa Metru Kaita Newhaka, but he has never been formed. Thus, it is believed that a Nek has likely never existed in the Matoran Universe.

Trivia

 * This mask was created by BZPower and C.I.R.C.L.E. member Toa_Ausar.
 * This mask manifests in the shape of a silver Great Kanohi Huna.