Diesel 10
Gender: Male
Color: Ochre with tan stripes
Occupation: Leader of the Diesels
First Appearance: Thomas and the Magic Railroad
Performer: Matt Wilkinson (UK/US)

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.