This story is a sequel to Equestria Ninjas: The Movie

The turtles and their ninja friends are back in Equestria, where they're going to the School of Friendship to make new friends and teach important lessons of what it truly means to be a ninja.

However when three enemies return looking for revenge it'll take all their strength, skill, and teamwork to overcome them and keep Equestria and the School safe.

Takes place during the events of season 8 and will eventually lead up to the finale. If you're not caught up in all the current events in season 8 I would suggest you do so because there will be spoilers.

This story is a sequel to Equestria Ninja Girls: Forgotten Friendship

The Festival of Friendship is interrupted when the Storm King Invades Equestria. Now Princess Twilight and her friends and ninja friends must ban together and voyage to lands unknown to look for help to stop the evil King and save Equestria.

This story is a sequel to Equestria Ninja Girls: The Shredder's End

After defeating Kavaxas, the turtles felt it was some time for a little break. So they join Sunset Shimmer in Equestria to meet some old familiar faces, and gain a little cultural experience. While also dealing with new threats and dangers as well. Still nothing has ever stopped these green ninja machines before, and they won't now.

This story is a sequel to Equestria Ninjas: Friendship School

The Rainbooms, the Turtles, and the Mighty Mutanimals go dimension hopping and land in a world populated by anthropomorphic animals living in an old Western setting. They decide to stick around and help a trio of law abiding cowboys protect their town from outlaws and other lawbreaking miscreants. Join the heroes who become the Ninja Cowboy/girls of Moo Mesa.

Contains no spoilers from Equestria Ninjas Friendship School

This story is a sequel to Equestria Ninja Girls

Picking up where they left off, the Rainbooms after escaping the planet earth's destruction at the hands of the Triceraton Empire are given a second chance to stop them from destroying their planet. They're transported from Equestria back to their world on board a space ship where the turtles and their friend the Fugitoid set out into space to stop the Triceratons and retrieve the Heart of Darkness.

Sequel to Equestria Ninja Girls. Highly recommend read first before reading this.

Through a mishap with a bust up involving Luthor, the Justice League and their nemesis find themselves in the land of Equestria. With the League finding refuge with the mane six and the princesses, Luthor himself allies with an enemy of their own plus many others, giving them an offer the can't refuse. When two heroic sides and two villainous sides cross paths will the balance of harmony in the land be saved or destroyed?

The Ghostbusters have taken on a hundred foot Marshmallow Man, the Boogeyman, and Cthulhu. But are they prepared to take on the dark ghost of an evil king that once terrorized a kingdom located in a land of magical talking ponies? MLPxReal Ghostbusters crossover.

This story is a sequel to Equestria Ninja Girls in Space

After a mishap with a portal, the Turtles and their human allies find themselves joining the Rainbooms at Camp Everfree where there's mystery and magic in the air. With the Rainbooms gaining new magical abilities, they take their next step in their ninja training to learn to control their new powers and defend their friends from a danger lurking within the camp itself.

Sequel following the events of Equestria Ninja Girls in Space. Recommended to read before this.

This story is a sequel to A Ghost of a Nightmare

When a ghost haunts Canterlot High, the girls wonder how to deal with such an entity. Desperate, they seek the help of the Princess friend who knows friends who can help them. But with the Real Ghostbusters retired, the Princess will have to send in the next best thing. The Extreme Ghostbusters. Will the college university ghost catchers catch the ghostly menace of the girls school?

Continuation following the events of fics The Pony Ghostbusters and A Ghost of a Nightmare

Twilight and the girls of Canterlot High travel to New York to take on the Dazzlings who have allied with a mad man bent on revenge. The girls only hope to face the trio of sirens and their ally is in the form of four mutant turtles, their master, and their two human friends. MLP/Ninja Turtles crossover.

Inspired from a fan video.