Mavis the Quarry Diesel
Gender: Female
Color: Black
Occupation: Quarry diesel
First Appearance: Tramway Engines
Performer: Tersea Gallagher (UK/US)

Mavis is a diesel quarry shunter.


Mavis is a feisty young diesel engine who works at the Ffarquhar Quarry and, with Toby's help, is learning to be a Really Useful Engine. 

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