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Ben 10 x RWBY: Of Gemstones and Watches » by Transwiththeplans
Ben Tennyson meets Ruby Rose during his summer break, and picks up both the Omnitrix and a thrill for action. Along the way, Ben discovers new alien forms, develops new techniques to use in battle, and a blossoming romance, while also forging close bonds with his new friends. But can he and his friends handle being thrust into a conflict between good and evil? (Cover by elmike)Ben 10 & RWBY, T, English, Adventure & Sci-Fi, chapters: 209, words: 1582k+, favs: 764, follows: 743, updated: 10h published: 12/26/2018, [Ben T., Ruby R.] OC
2k+ Hunters of Justice » by trestwho
Remnant has fallen, its cities captured and its greatest defenders defeated at the hands of the alien conqueror, Brainiac. In the aftermath of his victory, the people of Remnant's last hope lies in the hands of two teams of students, whisked away to another world. A world where Gods walk among them.Justice League & RWBY, T, English, Adventure & Sci-Fi, chapters: 79, words: 1068k+, favs: 2k+, follows: 2k+, updated: 9/16 published: 9/6/2018, Clark K./Kal-El/Superman, Bruce W./Batman, Team RWBY, Team JNPR
975 Outsiders » by trestwho
When Louise attempted her summoning, the last thing she expected was being brought face to face with an angry God. Now forced into an unknown world vastly different than her own, she must prove herself to be the very best, like no one ever was.Pokémon & Familiar of Zero, T, English, Adventure & Fantasy, chapters: 107, words: 726k+, favs: 1k+, follows: 1k+, updated: 7/28 published: 6/24/2018, Fennekin/Fokko, Louise, Saito
740 Familiar Evil » by trestwho
Louise's summoning of her familiar was supposed to be the ultimate, final proof that she was truly a mage. But, instead she somehow found herself in a place called Raccoon City on an entirely different world. A world where magic didn't exist, and when that world falls apart, she and the boy who was supposed to be her familiar must fight for their lives against the evil around them.Resident Evil & Familiar of Zero, M, English, Horror & Suspense, chapters: 22, words: 351k+, favs: 1k+, follows: 1k+, updated: 5/27 published: 10/9/2020, Mr. X, Louise, Saito
395 Spin A Fate » by TRECKERXZ75
He had been bitten. He had donned the mask. He had been New York City's local Wall-Crawler for close to over two years now. He had met the love of his life. He had made enemies for life. And it seemed like this was going to continue on like that...so, why was Peter Parker here, in Antarctica, and what in the heck are magical circuits? (Art by @Cacapi236 & fic has a TV Tropes Page)Spider-Man & Fate/stay night, T, English, Adventure & Fantasy, chapters: 19, words: 211k+, favs: 758, follows: 884, updated: 2/28 published: 1/5/2021, Peter P./Spider-Man, Mashu/Shielder
89
Infinity » by Ultimate10
There's always more to reality than one imagines. Through Cross-Time, alternate worlds with different histories and scenarios are made possible. Explore a hypothetical world: What if Ben had not given up on Alien X? Inspired by Marvel's "What If" series.Ben 10, T, English, Sci-Fi & Adventure, chapters: 4, words: 48k+, favs: 381, follows: 309, updated: 4/25/2022 published: 3/30/2022, Ben T., Prof. Paradox
815 Fate Genesis » by Cybertoy00
While fighting against Dr. Eggman, Sonic and the gang are transported to Fuyuki at the beginning of the 5th Heaven's Feel. A Chaos factor like no other has been introduced to the Holy Grail War, and Masters and Servants alike find their plans blown away by a sonic boom!Sonic the Hedgehog & Fate/stay night, T, English, Supernatural & Sci-Fi, chapters: 30, words: 328k+, favs: 719, follows: 599, updated: 12/7/2021 published: 3/30/2015, Sonic, Shirō E., Saber
227 The Frost Queen » by Kenya Starflight
To most of the rest of the universe, Ben Tennyson, wielder of the Omnitrix, is a hero. To a young Necrofriggian hatchling, however, he's something far more... he's a mother.Ben 10, K+, English, Adventure & Humor, chapters: 14, words: 60k+, favs: 942, follows: 647, updated: 11/24/2018 published: 2/18/2017, Ben T., Max T., Rook
12 Red Roses, Black Rocks » by Sunder the Gold
After foiling Torchwick and the White Fang's heist and reuniting with Blake, Team RWBY are back at Vale's docks again, waiting for more foreign hunter trainees to arrive for the Vytal Festival. Ruby is especially excited this time, because years ago, a kindred spirit created a new weapon that brought hope to the kingdom of Vacuo... and gave the Schnee Dust Company a major headache.Black★Rock Shooter & RWBY, T, English, Adventure & Humor, chapters: 2, words: 6k+, favs: 103, follows: 99, updated: 6/3/2016 published: 10/8/2015
302 FateStay Night: Ultimate Master » by Ten-Faced Paladin
For centuries the Holy Grail War has operated in secret with no outside interferance, using the spirits of ancient heroes as Servants. Now a new definition of the word Hero enters the Grail War and will bring great change to everything. No Slash.Ben 10 & Fate/stay night, T, English, Adventure, chapters: 5, words: 78k+, favs: 982, follows: 899, updated: 10/11/2013 published: 2/26/2011, Ben T., Shirō E.