Noble
Warden Noble (formerly Principal Noble ) is the warden of Kryptarium Prison , the former principal for Darkley's Boarding School for Great Children , and former staff member of Ninjago Museum of History . Noble was present at the boarding school when its students took over the building, though the ninja soon came to intervene. However, their clones arrived at the school and attacked them, leading the students to aid the ninja in their fight. Eventually, the evil ninja were defeated and the students were commended by Noble for their actions. At some point, Noble retired from being a principal at the school, becoming a tour guide at the Ninjago Museum of History for some time before finally becoming the warden of Kryptarium Prison, the prison for all the worst criminals. . Noble was present at the prison when the Second Serpentine War commenced, and Kapau and Chope broke in to capture Pythor . During the conflict, the prison's inmates were all freed, but were soon put back in their cells by Noble and the guards. Shortly afterward, Noble would join the Elemental Masters in their fight at the Corridor of Elders . . When Nadakhan framed the ninja for crimes they didn't commit, Ronin captured them and they were locked away in Kryptarium Prison, with Noble leading them to their cells. During this time, Noble treated the ninja very harshly, disregarding their past actions and seeing th