"Stephenson is a state-of-the-art bullet train. On paper, he runs twice daily, from Kent to London, but in reality he's a British high-speed spy train, who scrambles switchboards, hops international rail lines, and can make it from Dover to Porto Corsa in five hours. He has no dining car and no spare compartement because he's filled with the finest in high-tech, classified spy gear and probably has a few secret agents aboard. So don't bother waiting for him at the station..."
One of his carriages contains high-tech equipment used to modify cars and augment them with weapons chosen from an onboard arsenal of spy gadgets.
- Stephenson is named after the "father of railways", George Stephenson.
- He is based on the Eurostar train that runs throughout Europe.