Toa Metru is a subtheme of Bionicle that was introduced in 2004 and currently consists of 7 sets. As of today, the average annual growth of all the sets in Bionicle Toa Metru is around 7.9% per year. The current value of all sets in new/factory sealed condtion is $522.44. As of today,
8601 Vakama is the most valuable set in Bionicle Toa Metru with an estimated new/factory sealed value of $163.67.
The Toa Metru were BIONICLE heroes that were briefly mutated into half-beasts called Toa Hordika in the second half of the arc.
The BIONICLE theme is series of sets based on modified TECHNIC pieces and ball-and-socket joints to create larger figures. Bionicles coincided with a series of comic books and graphic novels released during the set's run from 2001 to 2016. The theme was introduced in 2001 and originally discontinued in 2010, being succeeded by Hero Factory but additional sets were also released up until 2016 after it's break in 2010 to 2014. BIONICLE sets were tied together by an elaborate original storyline within the comic books and other multimedia that centered around bio-mechanical characters which are generally large, powerful beings that usually serve for good. The name BIONICLE is short for BIOlogical ChroNICLE.