The Biker Mice must travel back to King Arthur's time to stop Limburger from stealing half of England and destroying Camelot.

Still trapped in the past, the Mice must race against time to not only thwart Limburger's scheme but also to help Merlin come up with a gasoline substitute for their rapidly depleting fuel supplies.

Jack McCyber, an old friend of Charley's arrive in Chicago, with a unique virtual helmet that Limburger is determined to take.

On the way to Earth with proof that Lord Camembert is embezzling Plutarkian funds, Provolone's ship malfunctions and he lands in the Pits where the mice meet up with Four-By to fight the Pit Boss and get rid of Provolone.

The Mice have to deal with a meeting in Chicago of several of the largest Plutarkian bosses on Earth and stop a Plutarkian invasion.

Limburger uses Karbunkle's newest machine to steal the land from fictional places in Shakespeare's plays. This resulted in the destruction of the plays, and they ceased to exist. As a result, the Biker Mice must enter the well-known stories to stop him, but first Charley must convince them that Shakespeare is worth saving.

Karbunkle's latest invention creates multiple Limburgers.

Asphalt Jack returns to Chicago to visit Charley and friends with his fiancé, but the visit turns sour when Jack and his new cyber bike are captured and the guys must rescue him while Limburger and Brie deal with a quadruple, triple, double agent who has deals with more than just the two Plutarkians.

While Rimfire and Stoker arrive on Earth with a typical Martian male landing, Limburger creates a new scheme to brainwash everyone using shampoo. But the Mice are in trouble when Stoker seems to have lost his fighting abilities to old age.

The Biker Mice have been mysteriously transported to Plutark with a bunch of scrap metal from a local junkyard. This turns out to be a good thing for Limburger and he uses it to give himself a shot at being elected High Chairman.

Limburger is ready to use a new device, a Tug Transformer, to bring Earth into Plutark's orbit. The Biker Mice recall when the Plutarkians tried the same tactic with Mars.

Limburger is about to make Earth one of the newest moons of Plutark as the Biker Mice tell Charley about the time that they dealt with the same problem back on Mars.

The Biker Mice recall how Modo got his arm, Vinnie his mask, Throttle his eyes, and a betrayal that resulted in the disappearance of a friend.