143 League of two Earths: new world » by athenaFlashLightning When Earth-1 and Earth-38 merge into one, teams Flash, Arrow, Supergirl and Legends must unite. As new threats rise and old ones return, can the heroes stop those that threaten to destroy the whole Multiverse?
Flash & Arrow, T, English, Adventure & Friendship, chapters: 64, words: 312k+, favs: 183, follows: 168, updated: 4/25 published: 3/9/2017, Barry A./The Flash, Dr. Caitlin S., Cisco R., Oliver Q./Arrow/Green Arrow
157 SuperPotterLock- The Goblet of Fire » by Nurmengardx They eventually ended up upstairs, where people rarely ventured. John sat at a table while Sherlock continued to search. He pulled a book out and flipped it open to look at the pages. Just as he did, light shone through one of the windows and illuminated him. Motes of dust drifted around his soft curls. Sunlight bounced off his high cheekbones, his lips pressed together. Johnlock
Harry Potter & Sherlock, K+, English, Adventure & Mystery, chapters: 36, words: 138k+, favs: 78, follows: 88, updated: 3/18 published: 7/27/2017, [Sherlock H., John W.] Harry P., Molly Hooper
1k+ Avenging 10 » by CaptainRex75 Ben 10 has lost everything. Now he is given a second chance in a world full of superheroes. Will Ben decide to continue being a hero?
Ben 10 & Avengers: Earth's Mightiest Heroes, T, English, Adventure & Sci-Fi, chapters: 24, words: 362k+, favs: 1k+, follows: 1k+, updated: 1/11 published: 1/3/2015
68 Red vs Blue: New Universe » by Captin Morgan92 The Reds, Blues, Carolina, and Wash end up in the Marvel Universe along with an unknown straggler. How will the heroes and villains react to their arrival? Discover their interactions between people in and out of armor. Their interactions between the heroes in and out of armor, especially Tucker? How will the crew fare against super-villains? Rated M for language and violence.
Marvel & Red vs. Blue, M, English, Sci-Fi & Drama, chapters: 8, words: 74k+, favs: 195, follows: 205, updated: 5/29/2019 published: 10/15/2016, Nick Fury Jr., Carolina, Epsilon, L. Tucker
25 Human » by Avalon-arcana Sam and Dean rescue a strange man from a nest of demons. what happens when they find out just how important this man is and how much both sides, heaven and hell, want him. twin fic. *i do not own merlin or supernatural* ( on very temporary hitas) (( sorry))
Supernatural & Merlin, T, English, Adventure & Supernatural, chapters: 14, words: 18k+, favs: 85, follows: 127, updated: 7/16/2018 published: 1/7/2017, Sam W., Dean W., Merlin, Arthur
13 Of trench coats and cigarettes » by Lee Ken Tam The world's greatest paranormal investigator meets the world's greatest con man. When a mysterious artefact of immense power finds itself in the hands of the Natural History Museum of London, Hellboy and Constantine have to work together to ensure that the artefact doesn't fall into the wrong hands. Please R&R.
Hellboy & Hellblazer, T, English, Mystery & Supernatural, chapters: 29, words: 52k+, favs: 26, follows: 23, updated: 5/12/2018 published: 11/10/2016, Hellboy, John Myers, OC, J. Constantine
408 AVENGERS x JUSTICE LEAGUE: ALL STARS » by KiloWhiskeyOscar While trying to halt the latest plans of conquest by Doctor Doom, the Avengers are thrown into an alternate universe populated by another team of superheroes: the Justice League. As the two teams battle for supremacy, Doom forges an unholy alliance with the dreaded Darkseid. Now, the Avengers and the League must set egos and pride aside to stop a common threat before it's too late.
Avengers & Justice League, T, English, Adventure, chapters: 31, words: 126k+, favs: 294, follows: 243, updated: 11/1/2017 published: 5/9/2016, Iron Man/Anthony S., Captain America/Steve R., Clark K./Kal-El/Superman, Bruce W./Batman
1k+ Ben 10: Unlimited » by The Incredible Muffin Ben Tennyson has lost everything. Now, in a new universe, he must decide: will he return to the role of hero? BenXSupergirl Based off of sandman7734's story. Complete! Sequel is up! Important announcement at the end! (Discontinued) NOW ADOPTED BY CHIDORIPRIME. Disregard announcements, story will remain, but still adopted.
Justice League & Ben 10, T, English, Drama & Adventure, chapters: 39, words: 240k+, favs: 2k+, follows: 1k+, updated: 4/28/2017 published: 6/23/2013
200 Angels Among Us » by sakurademonalchemist Dean wasn't the only soul on Alistair's racks... there was an angel too. A very powerful one who had been used by demons for centuries for a figure all hunters knew and avoided on principle. The Angel who was the power behind the Ghost Rider, a figure steeped in pain from long ago! Now Dean has an extra passenger in his head and has to deal with an angel who can no longer fly!
Supernatural & Ghost Rider, M, English, Supernatural & Friendship, chapters: 13, words: 32k+, favs: 945, follows: 806, updated: 7/12/2014 published: 6/11/2014, Dean W., Sam W.
1k+ The Man With No Name » by Frostfyre7 He hadn't really counted on getting into a pub brawl over the color of his coat on some speck of a planet, or signing up with a crew of petty criminals. Still, he'd always wondered what really happened to those Lost Colonists from Earth...
Doctor Who & Firefly, T, English, Adventure & Drama, chapters: 32, words: 105k+, favs: 2k+, follows: 674, updated: 1/15/2008 published: 4/9/2007, 10th Doctor