Mavis is a diesel engine who works at the Ffarquhar Quarry Co.
Appereances[]
Season 1: - Swagger and Swerves (cameo), Bon Voyage (cameo), Bulldozer, Scruff's Scaffolding, Conspiracy Theory (stock footage, does not speak).
Season 2: - Mavis and the Tornado, Munitions (cameo), Blunderbuss (cameo),
Livery[]
Mavis is painted black with yellow linings with The Ffarquhar Quarry Co. Ltd. written in both sides in white.
Basis[]
Mavis is based on a BR Class 04 0-6-0 with additional cowcatchers and sideplates so that she can run near public roads.