Diesel 10 is the master of mischief on Sodor. He likes trying to outwit the Steamies, often causing confusion and delay. When Diesel 10 is around...there will be trouble.
Diesel 10 has a claw attached to his roof that he uses to lift scrap metal and debris. He is based on a BR Class 42 Warship from the British Rail.
Diesel is a BR Class 08 0-6-0. Over seventy members of this class survive today in preservation. They were in fact the most successful shunting engines in the world, with 996 of them built. , , , , and are also members of the class.