Batman [Bruce Wayne]; Batgirl [Barbara Gordon]; Clayface [Basil Karlo; also as Robin]
Synopsis
Batman and Batgirl use technology and electronic tips from citizens to track down and defeat Clayface. Batman proposes organizing a network of Gotham citizens to act as eyes and ears to help them, which Batman names Knightwatch.
Batgirl suspects Catwoman of being responsible for a diamond theft, but using their Bat-Tech and their Knightwatch network, Batman and Batgirl soon uncover the real culprit: Mister Freeze.