After the war with the Highbreed Jennifer Tennyson is looking forward to a, mostly, normal summer vacation. But an old flame has returned and brought with them a swarm of problems. Not to mention that she's still learning the secrets behind the Omnitrix. Now permanently fused to the Watch, can Jen survive her summer or will she fall to an old enemy? SEQUEL IS Evolution

Kevin has taken over Rooks job of "keeping the Rooters in line" in the Null Void. What could possibly go wrong?

Ben made a rather thoughtlessly sweet gesture for his beautiful cousin, which unexpectedly earned him a sweet reward. Warning: Suggestive romance between cousins

Three times Ben and Gwen had plausible deniability and one time where they didn't. Not even to themselves. BWEN.

After being informed of a danger to all sapient life in the galaxy, Professor Paradox and Azmuth grab a newly eighteen year old Ben Tennyson to save them all. How? By breeding with girls across the galaxy! Ben X Harem...expect lots of smut...

Gwen e Encantriz, duas fortes inimigas...apaixonadas? Só vendo pra crendo.

"If I'm old enough to help save the world then I'm old enough to choose who I want to be with and I-" she kissed him, "-want-" kiss "-to-" kiss "-be-" kiss "-with-" kiss "-you." -Or a collection of Gwevin moments during Alien Swarm when Ben isn't around to be the third wheel.

For a long time people have asked this one question: Do Kinecelerans and Citrakayah get along, or do they hate each other? The answer may not be as simple as you think and only the respective races can answer that question. (Rated for themes of racism, segregation, and bullying. Don't read if these are sensitive topics.)

Ben and Ben 23 left Mad Ben in a world that hated him without thinking of what would happen to him. So eventually Ben decided to head back to that universe and see what became of his counterpart. Will Ben leave again and leave Mad Ben to suffer and die or will he be the hero and try to save the amber eyed version of himself? How do you save someone who was broken from the start?

From the minds of Ben's Harem, Krystal's Harem and James Harem 1 and 2 comes a series of one shots depicting... What if? Focused on what if key moments of the Tennyson Harem Saga had gone differently. Be sure to send in a suggestions. Will be updated during gaps in the schedule

A long time ago, when Magic was everywhere, there was a land called Atlantis that protected the Earth, ruled by a Mage King who had many sons, and only one daughter. Her name was Bezel. And she would change the world.

(original idea by WAluigipants on the fanfiction wiki) Ben finds himself becoming the new Forever King after defeating Dagon. It's suddenly much harder to get on their bad side than when he was a kid, especially now that he has no choice but to be their new 'guide' to 'glory and greatness'...

A secret he carried since that winter night - one he believed ruined the precious childhood bond they had - will Gwen allow him to make it right? Or is she lost to him forever? - One shot - chapter 2 just a bonus side story - adjusted rating to be safe

A mysterious icy boy from mysterious unknown origins comes across our favourite alien crime fighting Trio, read as adventures, relationships and mysteries unfold as Ben, Gwen, their Grandpa Max and the newly found Akio push their way through an Alien and Crime infested summer break written by J3 and Haru Videl

Started as an alternate telling of “Ben 10,000 Returns”, this story will see Ben grow into a new sourse of power. “Can you project energy like your sister?” Indeed, he can and she’s his cousin. (I own nothing excpt my OC.)

Vilgax decides to blend in with humans and gain Ben's trust through a false friendship. Before that however, he would need to learn how to establish friendships through befriending normal humans. Vilgax X OC. Aliens are mostly oblivious to human culture and slang, sorta. Set before and during Alien Force. Older Ben.

Ben discovers something about his family that he never expected, something that made his discovery of the Omnitrix look pale in comparison. Max knows more than he lets on and Ben has to choose who to trust: his grandfather, or actual father? (Vilgax is Ben's father AU. Yeah, I wonder where I got that from too).

Kenny is staying home alone as his aunt Gwen and great grandpa Max go to the market. Devlin is hanging somewhere. And his dad is out protecting the city. So he thinks he's alone or is he?

What if Gwen didn't interfere Charmcaster body-swap spell. How would Ben experience a new life, now that he in Charmcaster body with the power of magic and the Omnitrix.

In this story, Ben is an Anodite just like Verdona and Gwen. Based on the Alien Force story line. Characters will be developed differently than in canon. The overall story will also have more of a mature theme. Violence, language, etc.

A series of shorts that take place within the larger Omni-Triplets storyline! (One-shots, you could say? ;) More character-focused, brief, and hijinks-centered side-stories to flesh out the universe a little bit. (These take place all around the timeline, but certain stories aren't written until later to avoid spoilers, confusion, and what not. :/)

Kuphulu proves to Sasha that he's a differently mummy alien after coming to the Mansion, but will she give him that chance? Tickles inside! :)

What if Ben had a best friend who was with him on that summer road trip? How would the series change due to the presence of one new character? Meet Stan Hopkins, a shy and nerdy young boy who will ultimately discover the Omnitrix and become one of the greatest heroes in the universe. Rated T for Teen. (A huge update with four chapters is under development! Thanks for waiting.)

What if Ben and Julie had a son or daughter and he or she found an Omnitrix and became an intergalactic hero just like Ben Just one thing Vilgax!

When two Amarian forced to marry crash land on Earth behind the Grant Mansion, they are accepted by the family and Bones helps his mate, Luna, see that he truly loves her. Done as a request for blueamulet888. :)