| Numbuh 101
| Vital statistics
, a.k.a. Matthew
for short), is the head curator at the Kids Next Door Seriously Cool Museum of Artifacts and Stuff
, which holds numerous devices and other items of interest from throughout the KND's history, including the KNDNA Tracker
and Recommissioning Module
. He, like Numbuh 1 and Sector E, believes in Numbuh 0
. He is an obsessive fan of Sector V
, and is in possession of items such as Numbuh 5
's blurpleberry ice cream supreme, Numbuh 4
's report that defeated Valerie
, and Numbuh 1's Rainbow Monkey
briefs from Operation: B.U.T.T.
He is voiced by Ben Diskin.