(Izuku as Ben 23 X Massive Crossover Harem) What if instead of going to U.A., Izuku gets invited to join another school known as Unity Academy? When he was 10, he found an alien watch he called as Hero Watch, and became happy for being able to become a hero.

Percy Howard knew about the existence of kaijus and aliens alike ever since he was a child, and that marked him for his entire life. One day, his father Thomas Howard died when he and his brother Micheal returned from school. Years later, Percy was training to participate in a motocross championship when he heard that his brother suffered an "accident", and decided to cut certain ties before finding something that will make him a hero the people need. That's the story of Kamen Rider Birthright!

Toshi Hamada was a good friend of Hiroki Mori, but once he heard what happened to him once a black transfer student got into picture, he got completely livid, and his anger attracted a Red Lantern Ring. Now he trains his powers to get revenge on those who betrayed his best friend.

5 Years after the events of "Pick Your Card in Musutafu", the Heroes were able to live in their Merged Universes and made some Improvements to them. However they suddenly heard from Lyon Bardot's Parents and McBain "Mulkiewicz" Stephenson's Parents (Who are both revealed to be very much Alive) that many new Threats have came to this Merged World, and what's worse is that their Old Enemies have returned once again, but they're now much stronger and more serious than last time. So our Heroes decided to reunite and get back to Action!

(Hakumen OC X Batman: The Brave and The Bold) Alexander "Xander" Kane became Ra's Al Ghul's heir and current leader of the Society of Shadows. He has a mission to purge all crime in Gotham, which will put him at odds with the Caped Crusader. What only a few know is that he didn't become Ra's Al Ghul's heir for nothing.

Daniel Xavier-Midoriya, formerly known as Xander Arc-Kent, was the son of Superman (Justice Lords) and Wonder Woman (Justice Lords), but was hated both his parents, the Justice Lords (except Batman), the Arc Family, and Beacon Academy. One day, they decided to send him to another world as they considered him a nuisance. Once he got into another world, the spirit of The Flash (Wally West) contacted him and felt pity for what the Lords, the Arcs, and Beacon did to him before giving him his Speed Force. Days later, he was enrolled at Megaville Academy, where he will finally get the life he deserves than his old life, make some friends, fight some villains, and gain a Harem as... the Scarlet Speedster.

(Kamen Rider Calibur OC X RWBY X Justice League X Small Crossover) Ikki Rose was neglected ever since he enrolled at Beacon. One day, he got a message from a mysterious being who promised him power beyond comprehension. Feeling he's got nothing to lose, he accepted the offer and became the Dark Swordsman known as Kamen Rider Calibur. When he was challenged to fight Team JNPR, he accepted and showed them his new power, which frightens most of Beacon students and staff. In a moment of despair, Ozpin asked for the help of Justice League, but nobody can stop the new Kamen Rider Calibur.

(A Mini-Series of Megaforce-Verse) A young boy named Kutaro Igawa is the brother of Asagi Igawa and Sakura Igawa, but held a grudge against Union Academy for their attempt to enslave all Taimanins. He's ready to fight the power-hungry fakers and his main archenemies, the Nomad to save the world. Yokaiser... SANJOU!

(Story Adaptation for Megaforce-Verse) In Nashville, Tennessee, the world is filled with crime, traffickers, muggers, drug dealers and others. But, no ordinary Batman ever has a savior. A teenage boy named Ivan Mosley Olsen is an average teenage boy who is the grandson of Christopher Mosley, also known as Kamen Rider Gaim. Ivan's father was a former Batman as well, and was brutally murdered by the Gotham Rogues who came to his mother's hometown to kill his father. Now, Ivan will have his father's justice to fight all Batman's villains. Ivan will follow his grandfather's legacy to become... THE HERO BOTH GOTHAM AND NASHVILLE NEED AND DESERVE!

(Batman: The Brave and The Bold Harem X Red Psycho Ranger Male Reader) Y/N was born on KO-35, a colony planet of the Kerovans, but got kidnapped and turned into one of Darkseid's champions. However, once Big Barda freed him from his control, he went along with her to Earth as he will not hesitate to kill heroes and villains alike.