Billy Numerous is a member of the H.I.V.E. Five with the power to create self-duplicates.
Billy Numerous has a dark red suit that covers everything but his mouth and chin. His chest has a division sign which symbolizes his power to divide himself. He wears a black mask and buttons on the head.
Billy Numerous has the ability to duplicate himself and command his various clones into doing other deeds. This was most demonstrated when he commanded many clones to play baseball, having enough replicas to play positions on two games, serve as an umpire, sell peanuts, and fill up an entire baseball stadium.
The Image Gallery for Billy Numerous may be viewed here.
Alongside See-More, Billy Numerous was the seventh/eighth villain and fourth/fifth nonspeaking villain from 2003's Teen Titans to appear on Teen Titans Go!. He was also the fourth/fifth member of the H.I.V.E. Five to make an appearance.