Ever since he was 10, Ben Tennyson has been having dreams of strange creatures, strange events...and a strange green dragon. No one can explain them; they're a mystery. But when he attends Kuoh Academy, he learns that there's more to his dreams than he realizes. Powerful, original version of Ben Tennyson. OOC and AU. Rated M for swearing, violence and DxD nudity. [Ben x Harem]

When a hero loving teen finds possibly the most powerful device in the universe, watch as this boy grows to be the hero he's always dreamed of

When the Book of Ages is altered, Ben finds himself giving up the Omnitrix to make everything else go back to normal. Now, years later with a power of his own and new family, he finds himself thrust back into the events of that fateful Summer. The only thing is that he's surrounded by girls and one of them has the Omnitrix instead of him. At least Jade Chan's cute. Multicrossover.

A Ben 10/One Piece crossover; I woke up this morning with this on my mind, and I had to share it with you all! I hope you enjoy. It's going to be a task I hope you'll enjoy. [Bonus: Ben will have the Ultimatrix (Well an O.C version called the M-Model; He also has the Haki's; all three. but he'll have to get training to access them full time)]

When The Most Powerful Device Ends Up In The World Of Curses And Jujutsu Sorcerer (I Own Nothing)

In an alternate universe, Steven Universe had obtained the Omnitrix and uses it to help him protect Beach City and become a real Crystal Gem. But he'll be having some help from an outside force, the ex hero Ben Tennyson! special thanks to Omnitrixmaster23 of his help editing.

When Sasha invites The Bad Guys over for a Halloween party, Wolf is terrified of what will happen. Will he face his fears or run with his tail between his legs?

en un universo lleno de historia y aventura en un planeta llamado tierra sera el origen de dos heroes a una escala grandiosa donde sus aventura seran GRANDES y RUIODOSAS

A soft retelling of the familiar events within Ben 10's original series and a mixture from My Hero Academia, along with a mix of focusing on various characters and their dynamics with each other. Can Izuku master all various aliens in the Omnitrix while dealing with the troublesome foes that want the device for their gain?

A broken relationship and a broken world. Can both be saved?

When the destroyed Omnitrix falls into the ocean to repair itself, one boy is destined to be the world's greatest hero. On this planet and more!

Though Trigon was defeated, Raven is worried he'll return. She seeks help at the Grant Mansion, but can the family there help Raven to be finally free of the monster she fears? *Ben 10/Teen Titans/Balan Wonderworld triple crossover*

Three boys out on an adventure get a bit more than what they bargained for when they end up at the Grant Mansion by accident. Written alongside with Redbat132. :)

An investigation into space time anomalies lands Ben Tennyson and his partner Rook Blonko on the mysterious and magical planet of Etheria, they cross paths with Adora and her friends and choose to do what they can to free Etheria from the tyrannical grip of the Horde. Its Hero time,For the Honour of Greyskull!

Ben is sent to the world of Earth's Mightiest Heroes! With political and cosmic danger on the rise, it's up to Ben and the Marvel heroes to set things straight. (Tying up loose plot holes. Connecting various other Marvel shows. Cover image from Promsien.)

When A Certain Royal Guard Kitty Cat Gets The Most Powerful Weapon Ever (I Own Nothing)

Four years have passed since Lincoln Loud discovered the Omnitrix and saved the world more times than he could count. But when his Pop-pop gets captured it's up to Lincoln to once again don the alien watch and be the hero the world needs once again.

Here is a world for both Ben 10 and mass effects Fans, but basically it like any story where ben world is gone and lives in another universe to move on from the pain. I do not Own Ben 10 and Mass effect. They are owned by they respected properties of Man of Action and Bioware. Please support the official release.

(Crossover My Wife is a Demon Queen x Ben 10) Después de haber salvado a la tierra una vez más el joven Tennyson decidió que ya era hora de darse un lujo más haya de unos Smoothies de victoria, comprando así en pueblo bajo un anillo bastante llamativo, pero para desconocimiento de Ben este anillo lo llevaría a una nueva aventura.

A mysterious and yet familiar person arrives to the watch tower the justice league finds he known as the hero of heroes but he is know to them and yet not known to the league find out what happened

Yukiko doesn't wish for a lot, but what she does want doesn't seem like much to others. All she wants is to celebrate her joint birthday with Ben and Gwen, and to have the Tennysons enjoy their first time in Inaba. Unfortunately, Yukiko is unaware that the holidays are known for opening up old awkward family wounds. Oh, and rouge alien attacks too.

What would happen if Ben, Gwen, Kevin, Julie, and Ship ended up in the Prime universe? Let’s find out.

What would happen if Ben finds the Omnitrix on he sword and sorcery world of Queens Blade? Would he use its power to fight the monster of that world and beyond or join a rebellion against the queen. Ben/harem and rated M for violence and everything Queens blade is know for.

Gwen Stacy is chosen to become the successor of Ben Tennyson. Read and enjoy her origin as the heroine, G-Morph, and her ever-growing adventure with her arachnoid boyfriend. Mainly based on The Amazing Spider-Man movies and the MCU, but has some original ideas. Peter and Gwen pairing. Inspired by The Incredible Muffin. Originally titled "Wristed Heroes". Complete.

Ben Tennyson finds himself tossed in a new adventure, within a new universe. A dark and brutal world of monsters, magic and war. 3 years after his battle with Maltruant, far from home with only flashes of an ashen-haired girl as Ben's only clue why. Little does he know, his fate is now intertwined with a certain Witcher and the girl he searches for.