A new generation of heroes has begun. Together they must work together to face not only ancient enemies from the past, but vile forces from beyond their world. Can our new heroes rise to the challenge and win the day, or will the darkness destroy their world. Only time and space can tell.

Left in the streets of Drake City with no memories of his past. All he had were the clothes on his back, his name, and an amulet around his neck. Join Ryou Nightwalker as he finds himself thrown into a world of magic, titans, and a battle against the forces of evil. OC x Harem. Including characters from other shows.

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.

Four Brothers of Ninjitsu meet four sisters of Magic, but a great darkness rises to threaten both their worlds and all realms alike can they work together to defeat these enemies? It's Booyakasha hour!

It's Halloween time and the Nicktoons plan on going trick-or-treating by going to each of their worlds to get candy. However, in each of those worlds, scary villains from their past team up and plan to take over the world by stealing children's sugar energy. Will our heroes save those kids, stop their enemies from taking over the world, and save Halloween? IT'S THRILLER TIME!

When a pirate called Risky Boots steals the Codex peices, the Mysticons have no choice but to travel to Sequin Land to get them back, along with the help of a certain Half-genie hero.

Fry, Bender, and Leela ended up in the world of Gemina after a rift sucks them up. So the crew times up with the Mysticons to stop Necrafa and the Spectral Hand from taking over both New New York and Gemina after stealing the Planet Express ship.

O tym, jak pewna wiedźma chciała zagarnąć wszystko dla siebie, a Władca Ciem postanowił pokrzyżować jej plany Crossover — Miraculous x Mysticons Trwający 2020 Gore

Having only his name and no memory, Naruto finds himself in a forest with blond rabbit-shaped fox ears and a tail, along with fangs and claws, years later he and his snake finds a new creature in his forest, after meeting her and giving her some food, the girl takes him to Drake City, how will Naruto the fox adapt to his new environment maybe the girls will help. Up For Adoption.

Sonic, the hero of Mobius had saved the world from Eggman's latest plan. But, his latest weapon, Infinite survived and brought Sonic to a new world and discovers not just new friends, but some secrets of his father's side of the family. SonicXHarem, ArkaynaXMalvaron

Before traveling through the Worlds in "The Next Decade", the Gokaigers were in search of the Ultimate Treasure of the Multiverse. Traveling to the World of the Mysticons, this story tells the adventure the Space Pirates had with warriors who aren't so different from them, but will they destroy each other to get what they want? Takes place between Episodes 12 and 13 of Mysticons.

This is my view of how an intro for the crossover would be.