Grandpamax Stories

Ben is driving a while after the final battle in Ultimate Alien and ends up in a portal to another world. Ben doesn't get the new Omnitrix due to Azimuth not finishing i...

Invited to join a summer vacation with Max, Gwen, and your childhood friend Ben, you expect a normal, relaxing trip. That is until a meteor falls from the sky and gives...

What if in this alternative timeline Ben had a friend named Y/N that also had family in the plumbers. What if he already knew about grandpa Max's secret and the omnitrix...

Join Aria, Ben, Gwen and Kevin on an adventure.

Nova is an alien, a hybrid to be precise. She always knew of her alien heritage. who knew after meeting Ben would there be countless adventures, battles, an intergalacti...

Y/N L/N just finished his current year at school and was ready to embark on a relaxing summer vacation! That is however, until fate came from the sky. Now with a device...

After spending 6 years of being in love with her best friend, Ben Tennyson. Jenny had finally won his heart and were happily dating. Right when they thought they were l...

When the speedy twins meet ben 10 they steal a piece of his omnitrix to use on their flashcar which makes Ben's omnitrix go haywire which effects the pj masks which give...

Azmyth made a second watch after the creation of the Omnitrix. You are a girl thats on her own, what happens when you team up with Ben Tennyson and Rook Blonko? Read to...

What if there were two Omnitrixes? And what if Ben had a twin sister? This is a story about Ben and his twin sister, Jen and about how they got the Omnitrixes. This stor...

about how a 10 year old boy was on his Vacation with his grandpa and cousin while having a watch that summons female aliane that have romantic on him, read more to see h...

In this story I'm aging the people of a certain scientific railgun by 1 year. But touma, index, motoharu, and other characters in toumas class are the same age as before...

No Description, because I don't wanna Spoil much

On Jennifer Kirby Tennyson's was not your average kid when she got the Omnitrix she wanted to be a hero but she knew she can't escape from her fate that is her own famil...

Y/n Parker lived a normal life in the city of Bellwood. He had a nice caring family and would hang out with his troublesome best friend Ben. But that all changed during...

"The multiverse is home to great heroes and fascinating stories, but that's not our topic today. I'm assuming you're already familiar with the story of Ben Tennyson...

Alex Carabello and Jen Tennyson are best friends. On Summer Vacation they went on a trip throughout America. But what will happen when they find 2 watches that transform...

Persephone is the descendant of the ruler, Hera and Apollo from perfect Anodyne. Her parents thought that it was only fit to train and mold her into the Anodite. However...

Legends are everywhere and anywhere. They can be anyone or anything, but what if that legend wasn't alone. In the OG timeline Ben was an only child, but what if this tim...

Pretty obvious