Mavis

Mavis is a female Diesel engine who works for the Ffarquhar Quarry Company at Anopha Quarry. Between the sixth and eleventh seasons of the television series, she has worked at Centre Island Quarry. Since the twelfth season, she has worked at the Sodor Slate Quarry.

Trivia

 * Mavis will meet Winnie the Pooh, Twilight Sparkle and their friends in Pooh's Adventures of Thomas and Friends: CGI TV Series.