Kai makes a discovery that allows him to speak with his sister. Arin visits the Temple City museum where he has a breakthrough about the missing horns.
Genres: Action & Adventure , Animation , Kids
Keywords: based-on-toy , elemental-powers , fighting , found-family , lego , martial-arts , multiple-dimensions , new-generation , ninja , teamwork , sequel , watch-full-episodes-online , latest-episodes , 3d-animation