Magic Merlin

Magic Merlin is an upcoming episode.

Plot
Merlin gets magical and he is a magical invisible engine.

Characters

 * Edward
 * Hurricane
 * Merlin
 * Diesel
 * Den
 * Dart
 * Norman
 * Reg
 * Mr. Percival
 * Thomas (narration only; end segment)
 * Annie and Clarabel (end segment)
 * Rosie (cameo)
 * Belle (cameo)
 * Caitlin (cameo)
 * 'Arry and Bert (cameo)
 * Butch (cameo)
 * Paxton (stock footage)

Trivia

 * At the end of the episode, Thomas mentions the events from the eighteenth season episode, Disappearing Diesels, stock footage from the said episode is also used.