The Mega City robots are minor characters in The Backyardigans.
The robots belong to residents of Mega City. In "Robot Rampage: Part 1" and "Robot Rampage: Part 2", Professor Bug uses his bugs to infect and control nearly every robot.
The robots are primarily white with gray antennae. They have red eyes and red squares on their heads.
The robots have appeared in two episodes of The Backyardigans: "Robot Rampage: Part 1" and "Robot Rampage: Part 2" from season four.