Ben 10 and Attack on Titan/進撃の巨人 Crossovers
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Ben 10:In the World of Titans Remake (Original by Domino117) by Shinobi360 reviews
He was supposed to return back home. After helping Rex Salazar to defeat Alpha, Ben manages to put him in the Null Void but instead of ending up in Bellwood,he ends up in an alternate reality where humanity is at the brink of extinction. Perhaps with his presence,they can forge a better future for themselves.
Rated: M - English - Angst/Adventure - Chapters: 10 - Words: 50,769 - Reviews: 177 - Favs: 247 - Follows: 297 - Updated: 11/15/2022 - Published: 1/16/2022 - [Ben T., Historia R.] Eren Y., Armin A.
The 10th Titan by Chaser Red Productions reviews
When the last of Humanity faces Extinction against a seemingly endless force of Carnivorous giants, an ace in the hole arises in the form of a Titan...Who could change shape? With the wielder of the Omnitrix, could they begin to turn the tide of this endless war?
Rated: M - English - Chapters: 5 - Words: 21,138 - Reviews: 21 - Favs: 58 - Follows: 68 - Updated: 8/21/2022 - Published: 5/28/2021 - Ben T., Eren Y., Armin A., Annie L.
Attack on Ben by Squidsquito reviews
Annie was assigned by a mysterious figure to assassinate the universe greatest hero, Ben Tennyson. Will the holder of the Female Titan have a change or the heart to kill Ben or maybe his presence will change the female soldier for the better. (Warning M-rated: Sexual contact, strong language and violence's, including a lot of bloodshed.)
Rated: M - English - Drama/Adventure - Chapters: 1 - Words: 1,584 - Reviews: 2 - Favs: 6 - Follows: 7 - Published: 3/29/2022
Not That Big, Uh? by HermanoFabritsio reviews
Ese día la humanidad descubrió, que su lugar en el universo era mas pequeño de lo que podrían imaginar. Tras un enfrentamiento de Ben10Mil con tres de sus enemigos, el Omnitrix es enviado a otro universo, donde un niño que lucha por la libertad encuentra un nuevo propósito.
Rated: T - Spanish - Sci-Fi/Adventure - Chapters: 5 - Words: 15,376 - Reviews: 17 - Favs: 24 - Follows: 28 - Updated: 1/29/2022 - Published: 6/21/2021 - Ben T., Eren Y., Mikasa A., Armin A.
Ben 10 in the Worlds of Titans by Domino117 reviews
After the defeat of Dagon, Ben Tennyson gained new model of Omnitrix having no time to prepare or use Professor Paradox arrives and tells Ben that he need to go to another world as humanity is at the verge of extinction how will the young hero survive ? [M for Mature ratings]
Rated: M - English - Fantasy/Adventure - Chapters: 9 - Words: 28,755 - Reviews: 27 - Favs: 65 - Follows: 59 - Updated: 12/27/2021 - Published: 1/6/2020
What in Maria's name are you? by GrayWulf reviews
BAD AT SUMMARIES! JUST READ :) may contain explicit languages
Rated: M - English - Chapters: 1 - Words: 358 - Reviews: 2 - Favs: 1 - Follows: 2 - Published: 4/6/2018
The world drenched in blood by Mace sheperd reviews
After a brief altercation with a criminal gone wrong, Ben ends up transported in a world where giant beings called Titans are threatening the very balance of mankind...and he, just might become humanities saviour against the Titan menace! BenxHarem!
Rated: M - English - Sci-Fi/Adventure - Chapters: 3 - Words: 7,811 - Reviews: 41 - Favs: 100 - Follows: 94 - Updated: 1/2/2016 - Published: 11/25/2015
Zetsubo no kemono by Mace sheperd reviews
This story was written by Fullmetaldeadman93, I'm posting it for him with his permission. After the events of the ultimate alien series finale, Ben dies at the hand of vilgax, only to be reborn as the daughter of the rulers of a highly advanced country beyond the walls. On the night of her birthday, fem Ben's highly technological city becomes breached by a monstrous species simi
Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 4,241 - Reviews: 7 - Favs: 8 - Follows: 10 - Published: 11/17/2015