What is lhikan?

Some articles on lhikan:

Bionicle Legends - Plot Summary (2006) - Legacy of Evil
... unsuccessful due to the arrival of Toa Lhikan and his Toa Mangai team ... Hakann oversees Nidhiki's betrayal and Lhikan overhearing the matter ... the Toa of Fire, Nidhiki for the Makoki Stone which Lhikan guarded long ago ...
Bionicle 2: Legends Of Metru Nui - Plot
... eventually they were all defeated by an "unrelenting shadow", save for one named "Lhikan" ... Lhikan travels throughout the entire city, giving Toa stones to six Matoran Whenua, Nuju, Matau, Onewa, Nokama, and Vakama ... After giving the last stone to Vakama, Lhikan is captured by two Dark Hunters called Nidhiki (who refers towards the Toa as "brother") and Krekka ...