Sherlock Knux And The Danger Express

 Sherlock Knux And The Danger Express is a serial from series four.

The storyline involves Knux, as a parody of Sherlock Holmes, trying to stop a mysterious train hijacking.

Plot
While aboard the L33T express, Knux reads a newspaper article about the infamous train slasher. Looking up, Knux realises the Slasher is on the train. He must act fast. He follows the Train Slasher into the storage coach. Knux and Magus find Ace, the driver, tied up. Ace reveals that the slasher has taken over the train, and locked the doors. The police are called.

Knux climbs on top of the train, running to the steam engine, where there is a face-off with the Slasher. The police eventually arrest the Slasher, who later turns out to be NameUser.

Continuity

 * This is the fourth storyline that is themed entirely around the sherlock Knux series. (Sherlock Knux, And The Pirates, The Missing Teapot)

Trivia

 * The story was originally intended to be a six-part serial.
 * Knux has brown hair in this storyline.