In the 2003 Teen Titans series, adversaries to the heroes tend to fall into one of two categories. Some are young, naive, or simple-minded villains whose hearts can be changed to a different point of view. Others are evil masterminds with nefarious intentions who recruit the simpler villains to do their bidding. Slade one such mastermind, as are those behind the organizations of the H.I.V.E. Academy and the Brotherhood of Evil. While the Titans are able to bring many of their foes to the good side, most of the show's other villains are seen working for one of these entities at some point or another.