Thomas' Adventures of Batman: Mask of the Phantasm is an upcoming Thomas & Friends/Warner Bros crossover film to be created by 76859Thomas. It will appear on Google Drive in the near future.
Thomas and his friends (along with Annoying Orange, Pear, Apple, Passion Fruit, Midget Apple, Marshmallow, Grapefruit, Grandpa Lemon, Nerville, Princess Sapphire, Choppy and Prince Frank) have travelled to Gotham City and met the famous milionaire Bruce Wayne and his alter-ego Batman and they help him solve the mystery of the Phantasm and face Thomas' old enemy, The Joker, whom Diesel 10 works for.
- Annoying Orange, Pear, Apple, Passion Fruit, Midget Apple, Marshmallow, Grapefruit, Grandpa Lemon, Nerville, Princess Sapphire, Choppy, Prince Frank, and The Rough Gang are guest starring in this film.
- The Rough Gang will be working with The Joker.
- This film takes place after Disneydaniel93 and 76859Thomas' film Pooh's Adventures of the Elm-Chanted Forest (which Thomas and his friends already know The Joker).
- The songs for the credits will be I Never Even Told You sung by Tia Carrere like in the real film.