Diesel

The conductor, named Diesel, is a character with a flame for a head and wears a classic conductor's uniform, including a white shirt, black slacks, a black tie, a conductor's cap, and white gloves. He drives an old, unused tram that is powered by blue crystals. He's generally shown to be very expressive and blatantly jaded by his job, but even still, he runs the same old tram. It's only a matter of time until he's Euclid or Keter...