Robots from the Captain Underpants novels.
“Robo-George is an enemy from "Captain Underpants and the Wrath of the Wicked Wedgie Woman...Robo-George
“The Harold 2000 is a robot that Wedgie Woman built. He was destroyed by Captain Underpants...The Harold 2000
“Trixie& Frankenbooger, are two of the Robo-Boogers. They attack anything that get in their way.Trixie & Frankenbooger, the 2 Robo-Boogers
“The Mechasaurs are a trio of robotic prehistoric reptiles, most likely built by Chief...Mechasaurs
“The Incredible Robo-Plunger is a robot created by George and Harold. It destroys the Talking...Incredible Robo-Plunger