Equestria is in danger, now Mane 6 and Turtles need to reconsider, leave differences behind and be friends again to save Equestria from these terrible villains.
The turtles went on an adventure in another world called Equestria to saved it from the evil Kraangs, but for that, they needed to learn more about this new world, but luckily they meet the Mane 6.
When the CMC decide to go to the castle library to do a little cutie mark research Sweetie Belle accidentally cast a spell that spends them to the human world of Cars
So basically the Digidestined get sucked into the world of Equestria, and they befriend the mane 6... but at the same time bring certain destruction to Equestria. Can they stop it in time?