while training to get into UA Izuku came across the Omnitrix and his world gotten a lot bigger and now he has to master both the watch and one for all to become a hero like his idol All might but can he make the cut? find out. Izuku/harem mixing with some DC characters and a few other surprises and a bit dark toned. (On hold)

Here we'll go into the short stories of Ben 10 meets DC Superhero Girls (mix of the 2 seasons and the movie)

Rito Yuuki thought his life wouldn't get strange when he was ten and a comet came down to Earth on that starry Friday Night. But now, at the age of fifteen, and is known as the Galaxy's Greatest Hero. There's one minor problem, he can't confess to his childhood friend, Haruna. And to make matters worse, he somehow ends up engaged to the Princess of Deviluke. (Full Harem in Ch: 2)

Fire Keepers. Holy maidens who tend to the Bonfires. An honor first held by the Witch of Izalith who tended to the First Flame itself. A sacred Duty that has spanned countless ages but due to the Machinations of Velka this duty shall soon come to an end. But not before a final FireKeeper is chosen. One last Bonfire, One last Maiden. One Last Victim. Her name? Gwen Tennyson.

It was a peaceful day in Bellwood and Ben is bored out of his mind, until a mysterious man arrives and sends him to another universe. Landing in the desert sands of Hueco Mundo, Ben meets the mysterious yet charismatic Aizen, who requests his help in a war in exchange for helping Ben get home. What's a hero to do?

Our world is being invaded by beings called Venoms. Cities are crumbled to ruin, civilizations are nowhere to be found. But a hero of another world came to save the day, his name is Ben Tennyson. Ben teams up with Goku, Naruto Uzumaki and Monkey. D Luffy and others defeated the Venoms and they'll get everything back to normal. Welcome to Jump Force.

Jen 10 has fallen into a wacky world of magic and mayhem but luckily the Fairy Tail guild will be her home for now Fem Ben fic because why not

Ben 10's fame is recognized all across the world, second only to All Might himself, but after his Grandpa Max brings him to Japan for an "undercover mission," Ben learns that Max wants him to attend U.A. High School so he can learn how to work better with others—and gain a hero license. But no matter what comes his way in Japan, Ben is sure to overcome any trouble! It's Hero Time!

Just when Ben thought he was leaving Rex's world for good, something goes wrong. Instead, the portal malfunctions, causing it to pull Ben, Rex, and Alpha to an entirely new world. Heroes United must team up once more & work together to find Alpha before he does anything dangerous. In the meantime, our heroes will join the Justice League. And along the way, they might just love.

A new Fourze has arrived at the world of Ben 10 with a mission to be a new hero of the universe while befriending anyone he meets, what adventures will he do only time will tell now, Uchu Kita.

What originally was supposed to be a fun trip for the summer has instead diviluged into something entirely different. Their lives being changed forever all because of a watch, and the werid things that it can do.

Ben was honestly shocked when his mind was seemingly sent back in time. He was just getting used to the super-powered device known as the Omnitrix. With that fateful moment soon approaching, however, nothing could stop him from being the greatest hero ever!... Except the strange girl replacing his cousin.

Side Stories of Yukiko and her family during their summer vacation! Filled with humor, friendship, romance, and lots of property damage!

REVAMPED VERSON: When a 10-year-old boy discovers a strange device that turns him into 10 different aliens, his summer vacation gets crazy. Join Ben Tennyson as he gets into all sorts of adventures on Earth and an alternate magical world with his family and friends as he also learn about the magic of friendship and what being a true hero is all about.

Izuku Midoriya is about to give up on his dreams of heroism when a teenager clad in a green jacket and a man claiming to be a professor break into his room in broad daylight. Ben Tennyson and Professor Paradox have travelled to the My Hero universe in order to find a worthy successor to wield the Omnitrix once Ben passes... and they firmly believe Izuku is worthy to inherit it.

Kevin Levin has been missing for years, presumed dead. Ken Tennyson doesn't think so, and travels to Earth to look for clues. He stumbles across a large family, the only son of which has the peculiar ability to make his body take on the properties of any solid material he touches... (Adopted Lincoln AU)

After 7 years of fairy tails strongest disappearance fairy tail has gotten low, but they stayed strong, now fairy tail is back in action as everyone climb back to the top and fight for there guild mates and future

Marinette has decided to resign from being Ladybug and Guardian of the Miraculous due to her failures to save Teresa, Julie entered the state of comatose and Adrien/Cat Noir has been taken away. Will her friends able to reason and encourage her to continue her duty?

Ben Tennyson ended in the crime riddled city of Gotham. The only thing stopping Gotham from collapsing is the Dark Knight and his family. Both are heroes with differing ideologies. So what could possibly go wrong when the most paranoid man meets the most powerfull teenager?

Lea recalls a funny story with herself and Hal to Ben. Done as a request for Redbat132. Tickles inside. :)

Cartoon Heroes Unite fight against evil from various dimensions. Ben Tennyson, Kim Possible, Jake Long, Steven Universe, Danny Phantom and Jenny Wakeman join forces to defeat Aku, Bill Cipher and other villains. They are lured into a trap and sent to other dimensions. Unfortunately, Aku killed Kim Possible. Will they be able to assemble heroes, return and defeat evil?

After a grave defeat, Ben loses hope in being a hero but after some unexpected circumstances, the wielder of the Omnitrix is transported to a world filled to the brim with heroes. Having to adjust to not only a new country but also going to school to be a hero Ben has plenty of challenges ahead.

El destino haberle negado su sueño, un pequeño ser extiende su mano en aquella chica la cual sería la balanza que mantendría al mundo en equilibrio con su ahora poder aferrado a su brazo izquierdo. Explorando su viaje desde el primer día que se le dio el Omnitrix hasta el final donde se mantendría en pie como la última esperanza.

Ben Tennyson has found himself in another universe, one filled with magic he never imagined. He comes across a few wizards who invite him to their guild, Fairy Tail. With no immediate ways to return home Ben must adapt to this new world, form new bonds, and grow stronger with his teammates to overcome many obstacles. Adopted from Ultimate10

Lincoln goes with his grandpa max for a summer trip along with his cousins gwen and ben whare they find some interesting alian technology