When the Tribes of Chima, armed with ample Fire CHI, launch a furious counter-assault against the Hunters, Fangar and his cohorts d isappear underground. They now use an ancient tunnel system under CHIMA to move about. Sir Fangar becomes obsessed with catching th e Phoenix boy Flinx, the child of his arch-enemy King Fluminox. But Flinx has a few tricks up his sleeve.