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.
The New York Ninjas are back in Equestria to teach young creatures the importance of being a ninja, while dealing with the return of old enemies and new ones.
The Rainbooms are back in New York to help their friends the Turtles take on old threats and new threats, but this time with the help of old rivals and an old friend.
When mysterious and powerful vortexes suddenly appear across various worlds, Sonic, Twilight, the Dragon Riders, the Mario Bros and others must travel across the Multiverse to save all of Reality!!
The turtles and their human friends have been to New York, Space, and Camp, now they enter a whole new world populated by pony folk and many other types of creatures.
After hearing about the death of Master Splinter, the Rainbooms head to New York to help their Turtles Friends avenge their fallen master and end the Shredder for good.