The Wrong Batman in Gotham
When the Justice League discovers one Bruce Wayne has been replaced by a doppelgänger, they turn to his estranged wife—a celebrated opera singer quietly drowning in grief over their dead son—to unmask the imposter, forcing her to confront the man who shut her out and the secret that could shatter what’s left of the Bat-family.
You may also like

Batman's Forgotten Princess
gojosatoru116208
When Bruce Wayne's biological daughter Elizabeth is pushed aside for the new arrival of Damian Wayne, she must navigate a world of loneliness, jealousy, and the desperate need to prove she's more than just the forgotten princess of Wayne Manor.

Mrs. Wayne's Secret: Married to Gotham's Dark Knight
bunnywolfe62
Billionaire trophy wife Pheobe Wolfe thinks she married charming philanthropist Bruce Wayne, but when she accidentally discovers the Batcave, she realizes her husband is Gotham's legendary vigilante—and now she must decide whether to keep his secret or expose the truth that could destroy their family.

Stolen Bride
nancylee.leivaebvshn
In this Marvel x DC crossover, Bruce Wayne's daughter is marrying a billionaire who isn't the Winter Soldier, until gunfire and a masked ghost from her past crash the altar.

Hydra's Lost Child
coolerthenyou895
Born from two Avengers, raised by their greatest enemy—now the tower's newest resident is about to turn everyone's world upside down.

Gotham Nights, Heavy Hearts
Enhyly
When casual hookups with Jason Todd start to hurt more than thrill, Leona Wolfe faces an impossible choice: guard her heart or risk their friendship for a love he may not feel.

Caught Red-Handed: DC | Bat Family x You
Livi
Everyone in Gotham wants something from you. Criminals want your talents, the police want you behind bars, and Batman wants you to become someone better. When the Batfamily finally corners you after a high-stakes heist, their offer of redemption seems almost too good to be true. But beneath the teasing, arguments, and dangerous missions lies an uncomfortable possibility: for the first time in your life, someone might actually want you around for reasons that have nothing to do with what you can steal.

The Unclassified: DC | X-Men x You College AU
Livi
Welcome to Xavier University, where superheroes, mutants, vigilantes, and the occasional extraterrestrial royalty are all trying to survive college life. You're the newest transfer student—and somehow, the biggest mystery on campus. Neither Cerebro nor the Batcomputer can identify what you are, where your abilities come from, or why you've suddenly appeared on everyone's radar. Your roommate is an alien princess, your hallway has a teleporting blue mutant who bamfs through the walls at 2 a.m., and the Danger Room apparently doubles as the hottest party venue on campus. Everyone wants to know your secret. Everyone wants you on their side. And you? You're just trying to survive the semester.

Ten Trillion Secrets
kimberlyedinger2
In a Yu-Gi-Oh! world where Serena Yuki hides a ten-trillion-dollar empire and a crush on Yami Yugi, the truth can't stay buried much longer.

Married to the bat
Cosmibell 🫧🦭🎐🩵
A slow-burn day with Bruce Wayne turns into a nightmare when a masked villain snatches you from the Gotham Charity Gala—and you have no idea your husband is Batman.

Not His Type
maliyah27122
When Y/N overhears Bakugo describe his 'perfect girl'—who sounds nothing like her—she starts to wonder if their relationship was built on explosions or just one big mistake.