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The Grail's Dark Knight by wearethonored01 reviews
The Fourth Holy Grail War. In most timelines, The Japanese city, Fuyuki, a secret magical tournament is held, where seven mages known as "Masters" summon "Servants", reincarnations of legendary heroes from all across time, to fight in a deadly battle royale where the winner obtains the Holy Grail, an omnipotent wish granter... bringing nothing but ruin In this timeline, unbeknown
Crossover - Batman & Fate/stay night - Rated: M - English - Adventure/Supernatural - Chapters: 14 - Words: 84,521 - Reviews: 45 - Favs: 125 - Follows: 166 - Updated: 2h - Published: 12/24/2023 - Bruce W./Batman
Mando Bat by Scififan33 reviews
The Joker took Robin, wanting a son. For a week he tortured the boy before the bats came but by the time they reached the Joker all that was left of Robin was a pool of blood. Mandalorians were known to adopt any child who held still long enough. Tim was definitely holding still given he was in a bacta tank.
Crossover - Star Wars & Batman - Rated: T - English - Sci-Fi - Chapters: 7 - Words: 24,799 - Reviews: 3 - Favs: 41 - Follows: 48 - Updated: 17h - Published: 6/22 - Jango Fett, Bruce W./Batman, Timothy D./Red Robin
My Life With The Wayne’s by PelawenNight
I know what I’m doing! I would never allow her to enter our world. Daphne has a chance to live a normal life. Do you really think I would take that from her?” Bruce's voice had softened by the end. “Daphne is your daughter Bruce , if you start her on this path it will only be a matter of time before she ends up running around with the rest of us."
Crossover - Batman & Batman: Under the Red Hood - Rated: M - English - Drama/Family - Chapters: 1 - Words: 2,638 - Published: 7/25
The Tarots Mirrored by spottyatbest reviews
The Phantom Thieves are brought back together by a mysterious god to fight against twisted versions of themselves. Will they be twisted by the darkness of their reflections? Or will the Dark Knight that protects the town with an iron fist put a stop to these thieves? Current Arc: Clayface/ Vain Persona 5 Royal and Strikers Spoilers
Crossover - Batman & Persona Series - Rated: M - English - Adventure/Drama - Chapters: 42 - Words: 450,939 - Reviews: 399 - Favs: 314 - Follows: 318 - Updated: 7/24 - Published: 4/15/2020 - Bruce W./Batman, Damian W./Robin, Morgana, Akira K./Ren A./The Trickster/Joker
Spider-Man: Protector of Gotham by davontaylor759
What if Spider-Man was the hero of Gotham instead of Batman
Crossover - Batman & Spider-Man - Rated: T - English - Adventure/Crime - Chapters: 3 - Words: 6,952 - Favs: 7 - Follows: 6 - Updated: 7/24 - Published: 7/21 - Peter P./Spider-Man
Strays by SilverLightning26 reviews
A business trip takes the Dursleys across the Atlantic to a grimy city in New Jersey. They couldn't find a sitter, so they had to bring "the freak" with them. And then they conveniently forgot him there, on the meanest streets of Gotham. Fending for himself at the tender age of 7 (and ten months!), Harry will find friends, and eventually, hopefully, a new home and a new family.
Crossover - Batman & Harry Potter - Rated: T - English - Family/Friendship - Chapters: 9 - Words: 44,522 - Reviews: 40 - Favs: 200 - Follows: 274 - Updated: 7/23 - Published: 6/4 - Jason T./Red Hood, Timothy D./Red Robin, Harry P.
Tonnage by mongodatroll
The basic premise is when Thanos does his 'Snap' in the MCU, various mutants find their powers transferring over to a new world based on matter/energy conservation principles and the Soulstone being involved. The recipient has a dream wherein a black void speaks to them, with the degrees of helpfulness based on whose power they are getting. Then, they are mutants. In Gotham City.
Crossover - X-Men & Batman - Rated: M - English - Hurt/Comfort/Friendship - Chapters: 4 - Words: 11,467 - Favs: 2 - Follows: 2 - Published: 7/23 - Barbara G., Cassandra C., Stephanie B., Damian W./Robin
Bats in the New World by dragonwriter88 reviews
An accident sends Nightwing into a strange new world. Back home, his family will do anything to bring him back. Unfortunately only Red Hood and Robin can go retrieve their brother. Once they go through the door to the other world they have to deal with corrupt marines, crazy pirates, and the dangers of the Grand Line. How will two Gotham heroes deal with the Straw Hat Pirates?
Crossover - Batman & One Piece - Rated: K+ - English - Humor/Family - Chapters: 18 - Words: 42,543 - Reviews: 43 - Favs: 190 - Follows: 221 - Updated: 7/23 - Published: 6/10/2018 - Jason T./Red Hood, Richard G./Nightwing, Damian W./Robin, Luffy
Of Leather Wings: A Man-Bat Izuku Story by AFalseIdentity reviews
After signing up to work with Kirk Langstrom & His wife Francine for medical research and accidentally cutting himself on a broken beaker holding a secret Mutagen Izuku's DNA begins to alter in unforeseen ways causing Izuku to uncontrollably turn into a Man-Bat hybrid causing him to become a feral creature of the night. Can Izuku still be a hero or will he become a mindless beast?
Crossover - My Hero Academia/僕のヒーローアカデミア & Batman - Rated: T - English - Horror/Mystery - Chapters: 7 - Words: 33,436 - Reviews: 6 - Favs: 20 - Follows: 24 - Updated: 7/22 - Published: 3/12 - Francine L./She-Bat, Robert L./Man-Bat, OC, 1-A Students
ai and more by catgirl33
Just fanfics not connected to any of my series
Crossover - Batman & Good Omens - Rated: T - English - Romance/Humor - Chapters: 41 - Words: 47,809 - Updated: 7/22 - Published: 10/23/2023
DC lost media: Batman and his robes by catgirl33 reviews
A collection of scripts of episodes from shows and comic that already existed but would never shown on air or from shows that got cut from existing all together Inspired by my episode ideas and an idea for a rogues sitcom made by user Aesthetic-Core on Tumblr Link: /razzbarry/674787498372841472/what-if-the-gotham-rouges-were-a-sitcom
Crossover - Batman & Batman the Animated Series - Rated: K+ - English - Humor/Adventure - Chapters: 41 - Words: 35,237 - Reviews: 2 - Follows: 1 - Updated: 7/22 - Published: 10/23/2023
In His Defense He Hated Small Talk (2nd part In Their Defense Series) by MarionLuth
Jay: Here's a piece of advice you probably don't want: This place isn't exactly welcoming to outsiders. Jess: Neither am I. Jay: Fucking adorable tough act. Jess: Oh, you think I'm adorable? Buckle up, because you're in for a reality check. Or, how Jason and Jessica got on a first-name basis.
Crossover - Batman & Jessica Jones - Rated: T - English - Romance - Chapters: 1 - Words: 1,779 - Published: 7/22 - Jason T./Red Hood, Jessica J. - Complete
Vigilante Heart by Scififan33 reviews
Tim Drake lay dying in the sand, his quest unfinished and Pru dying nearby. But there was nothing he could do, he'd lost too much blood. Waking to a figure with silver hair leaning over him had to be a hallucination and he honestly expected to never wake up again. So where exactly was he and what did these people want with him?
Crossover - Batman & Kingdom Hearts - Rated: T - English - Fantasy - Chapters: 8 - Words: 26,413 - Reviews: 12 - Favs: 44 - Follows: 50 - Updated: 7/22 - Published: 9/24/2023 - [Timothy D./Red Robin, Sora] Riku
apocalypse future by Angry9guy
after the events of Scooby doo team up #50 Velma wonders about her future. set in a pup named Scooby doo
Crossover - Scooby Doo & Batman - Rated: K+ - English - Friendship/Hurt/Comfort - Chapters: 1 - Words: 503 - Favs: 1 - Follows: 1 - Published: 7/21 - Velma, Daphne - Complete
Cassiopeia by ominousvibez
On his first day of junior year at Gotham Academy, Damian Wayne actually makes a friend in one Danny Fenton. Danny is an interesting person, with an equally complex story. There's also a feeling of something there. Does Damian actually have a crush on somebody, or is it something else entirely? (Queerplatonic DamianxDanny/dead serious)
Crossover - Batman & Danny Phantom - Rated: T - English - Drama/Supernatural - Chapters: 3 - Words: 19,602 - Favs: 5 - Follows: 3 - Published: 7/20 - [Danny F., Damian W./Robin] Dan Phantom, Dani
Shades of Red by eli's cauldron
Valerie Gray's world was turned upside down after Cujo wrecked Axion Labs and her father lost his job. Valerie struggles to balance it all, and years after leaving Amity Park and Casper High, she is a college student at Gotham University when she meets Jason Todd, kicking off a chain of chaotic events that lead the Huntress to fly once more. Valerie-centric, VG/JT.
Crossover - Batman & Danny Phantom - Rated: T - English - Adventure/Romance - Chapters: 4 - Words: 12,634 - Favs: 8 - Follows: 10 - Updated: 7/17 - Published: 5/16 - [Jason T./Red Hood, Valerie G.] OC, Danny F.
In her Defense His Name Sucked (1st part In Their Defense Series) by MarionLuth
Fed up with NYC and her life there, Jessica Jones decides to take a case in Gotham City and attempt to start her life over there. Between Gotham Villains, the Bats and a glorious Red Hood, what could possibly go wrong? First work of "In Their Defense" series. Or how Jessica met Red Hood.
Crossover - Batman & Jessica Jones - Rated: T - English - Mystery/Romance - Chapters: 1 - Words: 1,391 - Published: 7/17 - Jason T./Red Hood, Jessica J. - Complete
The Bat by Nekri Techne reviews
The Dark Knight is forced to start from square one on an Earth whose heroes are far from heroic and closer to tyrants behind closed doors. He has experience under his belt and the shadows at his back to help him along his journey. But even he's not sure if he'll be able to make it back home to tell the tale. But he's not going down without a fight!
Crossover - Batman & Boys - Rated: M - English - Adventure/Suspense - Chapters: 3 - Words: 12,707 - Reviews: 63 - Favs: 273 - Follows: 343 - Updated: 7/17 - Published: 7/27/2022 - Billy Butcher, Homelander/John, Queen Maeve
Nature or Nurture by Meitantei-Clark reviews
(Female) Shinichi Kudo is now living in Gotham because of what happened in Beika with the Organisation and afterwards. Living with the parent had little do with her life and the new family that she has. Rewrite.
Crossover - Batman & Detective Conan/Case Closed - Rated: T - English - Mystery/Crime - Chapters: 37 - Words: 40,472 - Reviews: 13 - Favs: 32 - Follows: 45 - Updated: 7/16 - Published: 4/17/2018
Suicide squad isekai ( version Arkham Asylum ) by raptor10 reviews
When you discover a new world, who will you decide to send first to explore it? A group of psychopaths and a man-bat are surely the best possible choices. And this is how Batman finds himself in a new world. There, he will have to save an empire... fight monsters... watch out for Arkhum's madmen... while finding a way back to Gotham.
Crossover - Batman & Suicide Squad - Rated: K+ - English - Adventure/Humor - Chapters: 3 - Words: 10,573 - Reviews: 4 - Favs: 9 - Follows: 10 - Updated: 7/16 - Published: 6/29 - Bruce W./Batman, Harley Quinn, Poison Ivy, The Joker
Batman: The Last Supper by Hyper-Nexus reviews
A mysterious killer is targeting contestants from a reality cooking show and they all seem to surround the infamous 'Meat Master' of Japan. Still reeling from a tragic loss, Bruce is forced to put her up in his Manor while he races against time to stop this deadly new foe. Things get more complicated when he finds himself and his unusual house guest growing closer to each other.
Crossover - Batman & Shokugeki no Soma/食戟のソーマ - Rated: M - English - Mystery/Romance - Chapters: 1 - Words: 5,074 - Reviews: 3 - Favs: 12 - Follows: 14 - Published: 7/16 - [Bruce W./Batman, Ikumi M.]
Oh no, We threw the baby out the window by Purplefox135 reviews
In which Ember and Youngblood accidentally preform the equivalent of throwing a young baby out a window onto a bus during a roughhousing session and are desperately trying to figure out where the baby went before Mom and Dad find out. Team Phantom goes through different methods to find Danny. Danny gets into Gotham shenanigans and Bruce’s adoption senses are likely to go off.
Crossover - Danny Phantom & Batman - Rated: T - English - Humor/Supernatural - Chapters: 6 - Words: 29,212 - Reviews: 18 - Favs: 152 - Follows: 191 - Updated: 7/10 - Published: 12/14/2022
Batman: Elements of Despair by draconichero21 reviews
This is a story with a simple premise: What if Junko Enoshima tangled with Batman. Not in a simple Death Battle, but a full-fledged "What If?" pitting them against each other narratively in a tangled web designed to pound your heart as it seizes with tension. Rated M for violence, character death and Junko being a horrible human being.
Crossover - Batman & Dangan Ronpa Kibou no Gakuen to Zetsubou no Koukousei - Rated: M - English - Mystery/Suspense - Chapters: 3 - Words: 29,166 - Reviews: 1 - Favs: 7 - Follows: 6 - Published: 7/10 - Bruce W./Batman, Kirigiri K., Enoshima J., Ikusaba M.
Finding Solace by LonelyLostBoy12 reviews
When working on a possible case in Amity Park, Bruce Wayne didn't expect to find a kid that would burrow he's way into his heart. A strange connection built, and before Bruce knew it, he found a new addition to the family. Well before they really needed each other.
Crossover - Batman & Danny Phantom - Rated: T - English - Supernatural - Chapters: 6 - Words: 16,036 - Reviews: 14 - Favs: 164 - Follows: 216 - Updated: 7/10 - Published: 9/15/2022 - Bruce W./Batman, Danny F.
Mass Effect-Batman: Crisis On The Citadel by James Keller reviews
After 2 years of operating on Omega, The Dark Knight comes to the Citadel in pursuit of a dangerous new drug that is about to be unleashed upon the very heart of Council Space. This will put him into an alliance with Lt. Garrus Vakarian of C-Sec's Major Crimes Unit as they uncover a massive Conspiracy.
Crossover - Mass Effect & Batman - Rated: M - English - Crime/Mystery - Chapters: 8 - Words: 54,833 - Reviews: 19 - Favs: 47 - Follows: 58 - Updated: 7/9 - Published: 10/29/2021 - Bruce W./Batman, Garrus V., Liara T'Soni, Tali'Zorah
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