Benjamin Tennyson's life in Piltover has always felt limiting to him, especially with a strict woman like Caitlyn as his sister. But when he discovers a journal left behind by his dad, he finds the desire to trace his dad's footsteps and discover what the world of Runeterra can offer him, from monsters, to legendary champions to even unexpected things like... love and friendship!

Sup, this is Cal. I'm your average Joe except that I died and didn't know till this guy call ROB told me. I can choose a new life to live in any universe. I figured, if I'm going to enjoy this, I better be a pretty powerful dude. But not too powerful, well maybe have a few perks. Look out world, a saiyan is here to be a true badass. (Based on a Ben 10 cyoa, more than 1 crossover)

When 18-year-old Ben Tennyson stumbles into the Wandenreich, he becomes the target of Yhwach's formidable Quincy forces, the Sternritters. In a fierce clash, Ben overpowers some of the deadliest Sternritters, only to be captured and held captive. As he awakens in the heart of a thousand-year war between realms, he faces an impossible choice: (Full Summary inside Chapter 0 and 1)

What if Ben was summoned as the shield hero, but instead of the Omnitrix... he had the Chaquetrix?

Louise, mocked as "Louise the Zero" for her magical failures, summons a mysterious device called the Omnitrix during the Familiar Summoning Ritual. Confused and panicked, she meets the enigmatic Professor Paradox, who explains its power. As she grapples with her new abilities, Louise's journey from zero to hero begins, with adventures and challenges awaiting her.

Ben was sent to the spirit world by Enchantress and there he met a guardian named Omni and they have a little chat, so what will happen? find out. 3 of 3 done finished!

Stranded in an unknown world, Ben must fulfill his destiny here and change history for the better. Cover image from Promsien.

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"

pirates are the scurvy of the seven seas and the most famous ones are the strew hats, but what will happen when four heroes are with them? join ben, Austin, koan and zack as they sail with the luffy and his crew as they find the one piece and fighting the evils of the villains and evil itself.

Omni-Boys Short and Extra content that I can’t fit in my regular story. Includes some filler stuff and alternate openings.

Ben Tennyson was sent to investigate some portals called Spatial Quakes, while they are created by human-like aliens called Spirits. So Ben meets Shido Itsuka and helps him seal the Spirits' powers away and save them from danger by making them fall in love and go on dates.

One would think that in a world where everyday people possess impossible abilities nothing would really be a surprise. Izuku Midoriya, who upon the age of four was diagnosed as quirkless, was denied of his dream of become a hero that can save everyone with a smile. But fate gives him a chance; allowing him access not to one but a universe of powers and abilities.

You have saw all of Danny and Penny side of the story. Now it time for what Ben and Kim time to shine

Being transported to a world different from his, Percy discovers a way to defeat Kronos in his original world. The problem? The solution to his problem is wrapped around the wrist of a 10 year old kid who's guardian is more than unwilling to allow the kid to save Percy's world. Going through drastic measures, he strives to find a way to obtain the key, making unusual allies.

While fighting both Kevin and Vilgax at Niagara Falls both them and Ben get sucked into a portal created by the Null Void projector. Only it’s not the Null Void they land. They land in a world where Superheroes are just a bunch of corporate puppets and think they can do whatever they want. But no it’s a real Hero’s Time.

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. :)

Ben Tennyson has come to the city of Futo thanks to a mysterious tip. Seeking out the Narumi Detective Agency, he ends up joining forces with the two-in-one detective against those who would make the city cry. Now, count up your sins because it's Hero Time! Adopted from BigbyTheBigBadWolf.

Many years ago, The princess of Alabasta made a chance discovery of a mysterious device that stuck itself upon her wrist with secrets that it hid. Unaware that this strange device had the capability to change everything not just for her kingdom but the whole world.

básicamente, es danganronpa y Ben 10, con Sonia como protagonista

In this universe, Gwen 10 is the hero, leaving her cousin Benjamin in the dust. Having being reborn, it is now his responsibility to save the world as he rises to become the world's next Shadow Monarch.

Ash faces his toughest challenge yet when an old childhood friend returns and everyone except Ash is suspicious of her. Needing to trust each other, Ash leaves to do what he believes is right. Only one brave, smart, tough hero can save us from living, parasitic microchips - Ash Ketchum! High stakes, intense action, and evil means, hero time will come when... THE SWARM IS UPON US!

A poor sap gets thrown into Warhammer 40k with the Omnitrix. In the Grim Dark of Warhammer, It's time for a nobody to be a Hero!

A great burden has been thrusted upon Izuku but can he use it to become a great hero like his dad and save everyone from threats from beyond the stars or will he fall to his own doubts - A quirkless Izuku with the Omnitrix fan fic

Sequel to Hedgehog 10. Join Rouge, Ben, and Shadow as they adjust to life on Earth as a team. With Ben's Ultimatrix, Rouge's Omniverse Omnitrix, and Shadow's Chaos Energy, they'll make an unstoppable team. BenXRouge

Lincoln found this watch that allows him to turn into 10 different aliens. He'll use his new powers for good with the help from Clyde and Ronnie Anne.