The cuddliest, loveliest, most stomach-curningly cheerful engine ever to tread rails. Steamie was being interned on the Other Railway when he was exposed to the harshness of life via a prank by his designated mentor, Diesel. Unfortunately, this turned him into a scheming, giggling lunatic. Steamie is considered to be armed and extremely adorable, and is not to be approached by anybody. His latest court order forbids it.