Numbuh 15 is a member of Sector N who appeared in Operation: M.A.C.A.R.R.O.N.I.. He was seen wearing a fireman uniform and, like the rest of the team, he hates Numbuh 13 and tried to avoid having him returned. He last appeared in Operation: M.O.O.N.. He also made cameo in Operation: Z.E.R.O.. Unlike Other operatives in Sector N, Numbuh 15 is The Only One who Knew About the chicken Pox virus ( Operation M.A.U.R.I.C.E ). He's Real Name Was chosen By competition winner William Maistry. (Also Voice actor) ( July 2007) where you had to say why you would want to be a KND operative and why. He was one of three winners. see more: