Lego Nexo Knights Season 4 Episode 9 March of the Colossus Episode Title:March of the Colossus.Episode Description:The Nexo Knights begin evacuating people out of towns and villages as the Colossus of Ultimate Destruction (which is still under Monstrox's control) destroys them one by one. The Nexo Knights try to lure him onto a bridge where they intend to destroy so that he will fall into the chasm below and buying them time for Robin to finish his "Secret Secret Project". However, in order for the project to be complete, Merlok 2.0 must be transferred into the Knighton library. Meanwhile in the Fortrex, Clay's consciousness remains intact in his petrified body and he uses his magic to destroy his stone body and return to human form. Now once more the just and benevolent hero he used to be, Clay assists Robin with the project. However, the Colossus of Ultimate Destruction is able to escape the chasm while swallowing Axl whole in the process. As the remaining Knights (sans Clay) regroup at the Fortrex, Monstrox sets his sights on his next target: Knighton's castle in Knightonia.