Robo-Chief is a character in the first Dog Man book, appearing in Chapter 2: Robo-Chief as the secondary antagonist.
Biography[]
In Dog Man, the city Mayor warns Chief to keep watch of Petey and make sure he doesn't escape or he will be replaced by a robot, referring to Robo-Chief. Dog Man follows the Mayor's footsteps to the Robo-Time Industries where he sees the Mayor with Dr. Scum, inventing a horrible robot to use to take over the city.
Dog Man sneaking on Robo-Chief's work-in-progress.
33 seconds later, in Cat Jail, Petey receives a can of Invisible Spray from the mail. Petey sprays himself and breaks free. The police headquarters get a call from Cat Jail to tell them that Petey escaped again. This leads to the Mayor firing Chief, and sending in Robo-Chief to be in charge.
Later on, it chases after Invisible Petey and firing missiles missing and hitting all of the rotten business stores. Then it is destroyed after firing a missile through a corkscrew slide, which backfires. The missile hits and him, making Petey get away.