A group of Marvel's biggest villains approach Shredder with a plan for world domination and the destruction of all who stand in their way. Universes: MCU (events/relationships altered slightly) and TMNT 2012 series (events altered slightly)

If the ninja turtles were ponies, who would they be? Well, they would be Katana Blade, Red Rage, Gears and Pizza Slice, duh. And obviously they would have a tragedy to overcome, a mystery to solve, a little sister looking for her cutie mark, and obviously ninja skills to boot. Stand aside Twilight, it's time for the power of family. And pizza.

Mikey was down on his luck when it came to love. Leo and Donnie were well on their way to having lasting relationships while Raph seemed content to be by himself. Meanwhile he had an actual relationship until a complication separated him from Renet permanently. When the chance of a lifetime suddenly drops into his lap, however, will he be able to find the one for him?

Saving Earth , her best friend, and saving Time. April time traveled back to the year 2006 and partner up with eight year old Karai and stop a Mutant Tiger that has grudge against Karai for 22 years ago. Secrets will be revealed for not only about Karai but also April as well. Something that will shocked April that connects her past with Karai's.

Continuing from where "Enter the Shredder" left off, Godzooky and the TMNT now have to contend with not just the Shredder, but also a mechanical menace created by a scientist named Baxter Stockman that are known as "Mousers". But during the mission, Zooky and Michelangelo encounter a being that they've never seen before: Krang of Dimension X! [Rated "T" for peril.]

After their mishap with Fearless Leader, they encounter some ninja turtles and the leader of The Foot Clan. (Another Experiment has been found.)

(INFINITY VERSE) Heroes from the past, present and future collide when the Infinity League must journey through time and space in order to stop a time traveling evil from rewriting all of history, but can the League save the timeline without damaging it themselves?

L: We return to New York to learn about the ooze that made The Ninja Turtles.(Plus another experiment has been found.)

Sequel to A New World of Romance. This tells you about Monkey Fist's proposal to Donatello, their wedding day, and their honeymoon. More sequels to come.

Lady Q has had her eyes on a quartet of brothers with an idea in mind. How will these four heroes in a half shell react to a future completely different from the one they know? Yet to be decided which Star Trek series to use.

OC, Ming. It's been 3 years since their little sister disappeared. They had given up any and all hope. Suddenly, Mikey finds an old video game. The others agree to play it with him, even though it seems pointless. However, the turtles are soon to learn that not all games are innocent. (this story is unfinished and abandoned)

Usagi is invited to Christmas at the Hamatos.

The sequel to: Healing and Romance The final of my five Montello fanfics (A sixth may come in the future.)

(Cover by Framraw) Your friendly neighborhood Spider-Man suddenly finds himself in a bizarre situation full of mutants, aliens, and ninja conspiracies. Join our favorite wall-crawler as he teams up with four ninja turtles to protect the Earth from the Kraang, the Foot, and a whole rogue's gallery of other supervillains.

The turtles enter a secret Kraang lab only for a misfire to end up being transported. Happy New Year!

New York's favorite spider-themed superhero teams up with FOUR mutant turtles that know Ninjutsu that came straight from the sewers.

This is the sequel to: "Patrols and More"

This is my sequel for my "Loads of Love" fanfic.

Después de su travesía por el espacio, los cuatro hermanos y sus amigos se verán involucrados en los asuntos de un mundo maldecido por el poder de un artefacto mistico. Es hora de que New Meridian conozca a las Tortugas Ninja.

After their journey through space, the four mutant brothers and their friends will find themselves involved in the affairs of a world cursed by the power of a mystical artifact. It's time for New Meridian to meet the Teenage Mutant Ninja Turtles.

Four turtles were mutated and raised as ninja in the middle of New York. One day, they come across a ninja girl and they follow her to Japan. When they arrive, they find themselves in the middle of a battle between the good ninja of Hanzo to the evil ninja of Hebijo. Can these four turtles turn the tide in this war for balance?

Four baby turtles have suddenly appear in the realm of Gemina like the Heaven itself have brought them here for a special reason as the realm will be in for a surprise when eight new heroes emerges as four will be born from an ancient legend and the other four will help fight the good fight from within the shadows. Together, they are the Mysticon Ninjas.

Crossover between Be Cool, Scooby-Doo and Teenage Mutant Ninja Turtles! The Mystery Inc gang have been invited on a trip to New York by Daphne's cousin, April O'Neil, to help her on a mystery to find some missing friends of hers? However, this missing friend mystery suddenly turns into something much more concerning... Shaggy x Daphne, Casey x April

Izzy is the Easter Bunny's daughter, but losing her mother, she lives in New York with her uncle, Bradford. On her birthday, she gets kidnapped by the kraang and experimented on. From the help of Manny, she becomes a power mutant, and finds out she has a mutant twin brother. After finding her brother, she later on meets Jack Frost. Who's her brother, will she and Jack fall in love?

Any summary of plots is here, interconnected with Close Disappearance of Olympus