Mavis

Mavis is a diesel engine who works at Ffarquar Quarry with Bill and Ben. She is voiced by Ainsley Duncan.

Bio
She helped Bill and Ben hide from Diesel 10.

Personality
When she first arriven on Sodor, she was arrogant and ignored Toby's advice about trucks. Since an incident at a track-to-road crossing, she was more wise, and was careful keep control over the trucks.

Basis
Mavis is a based on the BR Class 04 0-6-0 Diesel locomotive.

Appearances

 * Season 1: Bill, Ben and Diesel 10