List of Rarest BIONICLE Masks

This is a list of BIONICLE masks considered the rarest. This is based on numerous factors, such as their original status as misprints, or their current availability/prominence on sites such as eBay and Bricklink.

2001
There were many recolors of Toa Mata and Turaga masks that are considered hard to find, some more than others. Many of these masks may run up to $6 and more on Bricklink, but aren't included on this list compared to some of the pricier masks.

Great Hau Recolors
Several recolors of the Great Hau are considered hard to find.
 * A black, blue and white variant are each available for around US $6 and up on Bricklink.
 * A metallic gold variant is available for $9 and up on Bricklink.
 * A chrome variant is available for around US $20 and up on Bricklink.

Great Kaukau Recolors
Several recolors of Gali Mata's mask are considered rare. Great Kakama Recolors Great Miru Recolors Noble Huna Recolors Noble Rau Recolors Noble Matatu Recolors Noble Ruru Recolors
 * A trans-neon orange variant is available for US $20 and up on Bricklink.
 * A trans-clear variant is available for around US $30 and up on Bricklink.
 * A trans-medium blue variant is available for around US $50 and up on Bricklink.
 * A trans-yellow variant is available for US $60 and up on Bricklink.
 * A trans-light blue variant is available for around US $70 and up on Bricklink.
 * A dark turquoise Great Kakama, included in the Tarakava set, is a little hard to find at over US $7 and up on Bricklink.
 * A black variant is available for around US $15 and up on Bricklink.
 * A yellow variant was available for US $440 and up on Bricklink.
 * A lime variant is (sometimes) available for US $10 and up on Bricklink.
 * A blue variant is available for US $15 and up on Bricklink.
 * A red variant is available for US $15 and up on Bricklink.
 * A black variant is available for US $20 and up on Bricklink.
 * A white variant is available for US $20 and up on Bricklink.
 * A green variant (not with silver edges) is available for US $30 and up on Bricklink.
 * A blue variant is available for US $10 and up on Bricklink.
 * A brown variant is available for US $10 and up on Bricklink.
 * A green variant is available for US $15 and up on Bricklink.
 * A white variant is available for around US $15 and up on Bricklink.
 * A red variant (not with silver edges) is available for around US $30 and up on Bricklink.

2003

 * The movie edition Kraahkan from 10201 Takutanuva is available for US $40 and up on Bricklink.
 * A platinum Avohkii was awarded as a contest prize during the promotion of the Mask of Light movie. In 2014 it was sold for $15,000.

2004

 * The orange Vahi is available for US $10 and up on Bricklink, and the flat dark gold Vahi is occasionally available for US $20 and up on Bricklink.

2005

 * The pearl gold Kraahkan that rarely came with 8758 Tower of Toa is occasionally available on Bricklink for US $100 and up.

2007

 * A dark blue Great Ruru, included with Idris, is available for US $20 and up on Bricklink.

2009

 * The pearl gold Ignika from 8998 Toa Mata Nui is occasionally available on Bricklink for US $100 and up.