Chad Dickson

Numbuh 274 (Chad Dickson) was known as the best KND Operative, who rose through the ranks after becoming famous after defeating an infamous gang of adult tyrants, and eventually became Supreme Leader of the KND, commanding the organization for 5 years and becoming Numbuh 1's mentors during his days at the KND Antarctic Academy. He turned evil at the moment he turned 13 and served as a high ranking member of the Teen Ninjas.