The Solar Flare Legend

The Solar Flare Legend is a new movie.

Summery
In an alternate universe, Celestia is the bad guy and Luna is the good guy. Starscream attempts to team up with Solar Flare so that he can get revenge on Megatron and become Decepticon leader. Now it's up to Ryan, Crash, Thomas, their friends and a reformed Nightmare Moon to stop the two evil tyrannts before they take over Equestria all together.

Thomas finds the mysterious retelling
Thomas is on a walk with Ryan when they discover the Ulfstead Castle library, a place built for ponies, engines and humans. Ryan accidentally finds a book that contains a story about the legend of Solar Flare, AKA the Mare in the Sun. They read the story and notice that there's a strange prophecy on the back that has info on Solar Flare's return to Equestria and Ryan takes a photo of it to show Optimus Prime. When Ryan shows the photo of it to Optimus, the Prime recognises the white unicorn on the pictures and informs the other Autobots that the photo Ryan took is really the prophecy of Nightmare Moon's only Celestia and Nightmare's roles are swapped. Ratchet says that if Solar returns, the alternate version of Equestria will be brought eternal day. But little do they know that Starscream has overheard.

Starscream Meets Solar Flare
Starscream finds the gateway from LEGO Dimensions and opens it to an alternate universe where he finds Solar Flare, AKA, the Mare in the Sun. She is mad about being locked in the sun by her sister and Starscream wants revenge on Megatron so he can become

Trivia

 * will be good guest stars in this film.
 * will work for Starscream and Solar Flare.
 * will be bad guest stars in this film.
 * will work for Starscream and Solar Flare.
 * will be bad guest stars in this film.
 * will work for Starscream and Solar Flare.
 * will be bad guest stars in this film.
 * will be bad guest stars in this film.

Songs

 * Rainbow Rocks
 * Doctor Who Theme song (sung by no one)
 * Battle of the Bands
 * Doctor Who Theme song (sung by no one)
 * Battle of the Bands
 * Battle of the Bands

Scenes

 * Thomas finds the mysterious retelling