Robot Trains

Season 1, Episode 23

Episode Title: Kay and Duke

Air Date: 2015-07-30

Overview:

While Kay and his friends are searching for the virus inside Duke's memories, they find Duke's memory of the day before the opening ceremony of the Intercontinental Railroad, where a virus infected Duke's system and turned him evil. They now know that Duke was a victim of the virus. Fighting the mutant virus monsters, Kay and the friends get closer to the central part of Duke's engine.