Avengers X Justice League Crossover AU, Tony Stark aka Iron Man and Bruce Wayne aka Batman are both really good friends, they are playboys after all. But once they meet their matches in both Steve Rogers aka Captain America and Clark Kent aka Superman. Everything changes, trading the wild parties for nights at home, from one-night stands to a wedding ring(Longer Summary Inside).

Anna Wellington is Stark Industries' top Systems and Technical Analyst, second only to Stark himself. And then SHIELD intervened. Steve/OC

In 19th century England, Detective Bruce Wayne embarks on his most daring mystery yet when he is hired by Lady Diana Princeton to track down a fiendish murderer known only as 'The Joker'.

Jack's family moves to Burgess to try and recover from a tragedy and Jack has no hopes for it being any different from before. But one boy at his new school can't help but notice the new kid with snow white hair. Falling in love never goes the way you think. AU BenneFrost BACK FROM HIATUS

What if Tony ran away, rather than return to the US? What if he became Iron Man from the corner of a workshop in India? What if he and Bruce met up before Helicarriers existed? What if Steve Rogers recognized the face of a dead man? What if Fury told him Iron Man's a terrorist? What if he and three very special agents looked for the armor but found the Hulk? Also, Pepper the cat.

(BM/WW Wedding-fic) When Batman finally gathers the courage to ask Wonder Woman to marry him, the Dark Knight gets more than he bargained for when the entire League decided to pitch in and help plan their impending nuptials – contains fluff, random humour, a temperamental Amazon princess, drunken bachelor-party escapades, and various attempts on Superman's life! COMPLETE!

SHIELD Agent Phil Coulson was a BAMF—the Avengers' handler, confidant, the glue holding them together. But nothing could unhinge him like a visit to the family homestead.

Diana s secret is revealed and her daughter runs away from Themyscira. If Diana wants her child back, she will have to face her past. A past and a man she thought were long forgotten... BMWW, SMLL.

"She means too much to me now. That's why I'm afraid. Afraid of what I'll do should something happen. Afraid of what I will become." The greatest threat comes not from the skies, but from the filth of a city. Hope will be lost, faith will rise and the Justice League shall fight. Even if they aren't wanted. Sequel to When It Isn't Enough. BMWW SMLL

Everyone with the potential to be a hero has the potential to be a villian. Six make the choice, willing or not, to rule the Earth as Kings. But what drives them to that choice?

A few months after coming back from Afghanistan, Tony finds out that he has cancer. Faced with that and other problems, what does he do? He hides behind Iron Man's mask and disappears from the world. For some time, the world almost forgets. The Avengers never get to meet Tony Stark, but someone is too curious for their own good. (sick!Tony, secret identity AU)

AU "Maria created this division to ensure my loyalty" Natasha whispered, carefully avoiding Clint's eyes. "SHIELD would protect Jeremy in exchange of my skill sets. If I worked for them, I would be allowed to raise my- our- son safely." She was sent to kill him. It didn't quite turn out that way. Clintasha, Steve/Maria, OCs Enjoy :) ON HIATUS FOR NOW

Andrea has been hired by the organization called S.H.I.E.L.D to work on their latest project. Fresh out of school with a biochemisty degree, she takes it willingly. Follow her and her work with the Avengers, specifically Tony Stark, who experience that time is of the essence.

A universe where pre-serum Steve is stuck in a hospital for people with disease with no cure and Tony is the sponsor of the Hospital. One day Steve decides to run and away and bumps into Tony on his way out. Tony takes him to his home in order to bring him back the next day just to find out what an interesting guy the blond is. What would happened next?

In her three years at SHIELD, Mackenzie Donahue has run into some strange things. Weird hammers, egocentric billionaires, and of course her archer SO. Somehow, a gentleman soldier out of his time turns out to be the best of it all. Steve/OC - Chapter 50: Where You Belong - For now, in that small nightclub, Steve Rogers and Mack Donahue were where they belonged.

A powerful spirit has found host in a young woman with a tragic past. The need to move on drives her to Gotham, where she meets our esteemed Bruce Wayne. Through twists and turns she finds friends in unexpected places, including the League. How will she find herself entangled with the JL? And what exactly awaits this charismatic beauty? Batman X OC (Major), Flash X OC (Minor)

Dragon's fire is not so easily extinguished; when Zuko rediscovers a lost firebending technique, shifting flames can shift the world... Follows "Theft Absolute".

Loki may have been taken back to Asgard, but Clint knew better than to think he was gone forever. The next time the Asgardian Prince tried to mess with the Avengers, Clint plans to be prepared. (Companion story collection for Hawkeye's Merry Men and the Minion-verse.)

Christmas is a time for tinsel, garlands, and festive decorations, on top of peace and goodwill towards all. Some just enjoy it more than others. (Companion story to Hawkeye's Merry Men)

Coulson's voice interrupted the moment, coming strong over the link, "Barton if you have her take the shot, I repeat, take the shot." My take on how Clint and Natasha met and became partners. (Not Canon)

Two years after his dismissal from the Justice League, Diana recruits the newly reinstated Batman to solve the case of a murdered Themysciran ambassador. But what new secrets is The Dark Knight hiding and how will it affect his working relationship with the League and his personal relationship with Diana? Most importantly, why is the normally brooding Batman suddenly so...happy?

Nobody ever thinks about what happens to the minions, such as the strike team that accompanied Hawkeye to the Helicarrier. Whatever became of them?

After Wally catches Batman stealing Bruce Wayne's DNA sample from his forensics lab he is detemined to work out why, not knowing that they are one and the same man. Bruce knows who Wally is but isn't willing to reveal his own idenity. BatFlash eventually

Exceptional teenagers all gathered into one school by Principle Nick Fury, follow the ups and downs of the lives of students, staff and families entwined with the prestigious school. Join nearly 45 students (known heroes and villains, no OCs) and their teachers to observe the chaos both on and off campus. Main characters are teenage Avengers crew, but every character has a story.

AU where Steve Rogers was Tony Stark's babysitter while Maria and Howard were busy with the war. But now Tony is all grown up. Claiming to hate the man who abandoned him like everyone else. Steve just wants to be Tony's friend. He just wants to connect with someone he really knows (used to know) how is he supposed to fight along side a man who has more than every right to hate him?

'"Oh, boy," she said under her breath as Bruce drew her into his arms. "What was that, Princess?" "I was only expressing joy at the singular honor of being Bruce Wayne's first dance of the night." "Were you really."' BWWW, as well as lots of other folks & pairings.

Set during the Thanagarian invasion in "Starcrossed". After escaping the prison ship and ending up in Gotham, Batman has no choice but to take the rest of the Justice League to the Batcave. After hearing a noise upstairs and going to investigate, two Leaguers find something they had never expected to. Something named Robin. (The Justice League doesn't belong to me)

After a bitter departure from the Justice League, Bruce sees a day when Gotham no longer needs Batman. The Dark Knight must fight off the appearance of a new threat, the Joker - who threatens to undermine all progress- and juggle the emotional problems that arise when a woman from an abandoned relationship reappears in his life.

"In the two seconds directly after he extended his legs in front of him to breach the window and before his boots made contact, Clint had one thought: 'well… this is a bad idea.'" Filling in the blanks during and after the battle.

A happy accident is an oxymoron. Either way, Bruce and Diana have nine months to prepare.

Steve has to deal with a heart-crushed Tony and the Avengers Initiative. How can he fix things when Bruce catches all his lover's attention? Meanwhile, Peter finds out the hard way that with great power comes great pain. Can Deadpool help? Avengers Rewrite. Stony, Hulkeye, Spideypool Smut, angst, h/c, love, action, slash. Third part of the EVER FALLEN 'Verse. Full summary inside

Back on the helicarrier, the weapons weren't the only thing Nick Fury was hiding. There was also a girl - a teenager. Not a normal one, though. Samantha was forced to become part of the Avengers, but her impact on the team was so much greater than anyone could have imagined. She ended up changing the heroes' lives - whether they wanted it or not. STEVExOC and TONYxOC friendship.

Clint has been having a rough time recovering from the Loki Incident. Tony Stark means well... he really does. He just doesn't always know how to show it in conventional ways. (Companion story to Hawkeye's Merry Men)

How Clint got Natasha to come to SHIELD. Focuses on developing the backstory of their relationship and why Black Widow feels like she owes Hawkeye so much- told from Clint's perspective. Features Coulson, Fury, and some whump. Rated for language.

Tony, emotions, and SHIELD have always had a complicated relationship, stemming from his mutation and nonexistent childhood. His story isn't a happy one, but it's the only one he's gonna get. IronWidow friendship, mentions of slash. Rating changed for language and violence.

Clint "Hawkeye" Barton hadn't slept in four days. That was fine—that was exactly how he wanted it. But then a few bad choices became more than he could deal with. Before he could get a handle on that, life threw some more crap at him: Russians, and mysterious chemicals, and kidnapped physicists. Clint wasn't feeling up to it, but he decided he was going to save the world anyway.

including Loki and other characters. Rules you should- or not follow when you're living with The Avengers. But lets face it, no one would follow these rules, right? Right. Signed Jackie Walker. May contain some spoilers from the movie. Rated T because of language and other stuff that will come later... or not.

Captured and made to cross a line they swore they would never cross, Natasha and Clint go through their toughest challenge yet. BlackHawk eventual HEA. Warnings are listed in each chapter, so please read carefully. Now Complete.

Once Steve thought Howard Stark was the "living end". Now he's been thrown into a future where the only person he can trust completely is Howard's son, Tony. Tony's everything his father wasn't, maybe everything Steve needs. SLASH, Daddy issues, unresolved feelings, past Steve/Howard, Nat/Pep, rewrite Ironman 2 w/ Steve, pre-Avengers. Slow bloom love story, lemon. Ever Fallen Ver

Series of one shots on the side of the Avengers the public never sees, and coming to understand each other a little better. Team fic

Clint and Natasha have always spoken a language all their own; the team just wants to understand how it came about. So when Steve asks the question, Clint and Natasha settle in to tell the story of their life. Inspired by Lady Antebellum's Own the Night album.

In which Natasha misses the normalcy of living as Natalie Rushman, and Tony wishes that he could find a personal assistant half as competent at genius-herding as she was. First of the Natalie Rushman 2.0 series.

AU. Kate's life changes for the better when a 6 year old girl uses her as a human shield while she is buying a book after a hard day at work.

A bunch of drabbles with no plotline. Entirely consists of oneshots for chapters.

Kink meme fill, no pairings. "And yet he thinks that maybe this is the moment that defines them as a team – the one where Barton has a goddamn seizure in the shawarma joint and the rest of them panic and run around like headless chickens."

Plagued by guilt, Hawkeye begins taking foolish risks but soon finds out that he's not so much joined a superhero league but a family. A family that always takes care of their own. No Slash.

Great relationships are based on little things ... starts at the end of "One Life to Lose"

What if Natasha had been the one compromised and put under Loki's mind control instead of Clint? Movieverse. [HIATUS. No plans to complete.]

Everything changed in Budapest, but nothing changed at all. Black Widow/Hawkeye

After Batman and the Justice League cut ties with each other, a vengeful enemy returns and cripples him. Now it is up to the Founders to save their former friend. But to do that, they will have to undergo a journey like no other where they not only discover the buried secrets of the Dark Knight, but find their own weaknesses and strengths being tested. Cover art by Electricboa.

As the daughter of a diplomat, Emily spent her childhood pretending to be someone she wasn't. She honed this skill as an undercover agent in the FBI. After her transfer to the BAU, she can just be herself. The problem? She's not sure who she is anymore.

Castle is backing off the sexual innuendo, letting Kate know he'll always be there. Kate is silently seeking and accepting more. A little back and forth. Chapter 52 up 03/19/12! *Reposted 3/20 due to FFnet errors.

AU. Detective Kate Beckett is separated and raises her son alone. She meets Richard Castle by accident, literally, on the tenth anniversary of her mother's death, turning her life upside down.

Sequel to What Happens In Paris. Kate and Rick are happily married when disaster strikes the happy couple. How will they get over this and will it affect the new lives they've managed to create for themselves after everything that's happened in the past?

They have a deal.

What if Kate and Rick hadn't first met when they did? What if they'd met when Kate had started out as a Detective and was undercover? How would their relationship change?

The Department of Archives never garnered much attention - until it merged with Applied Sciences. Lyn, a poor artist-turned-archivist is swept into a life full of mystery, intrigue and danger when her world collides with the Caped Crusader. Bruce/OC

As another school year starts, Kate is taken aback by new student, Rick Castle. What will happen when their paths fatefully cross? Will Castle's charm finally win her over? ... CHAPTER 19 1/7/12

Castle tries to convince Beckett of the magic of the season. A chapter posted every day. COMPLETE

Kate is given guardianship of a friend's one-year-old daughter. Castle tries to help in his own unique way. Chaos and fluff ensues.

Castle has a plan for Kate's birthday, but then it eventually morphs into a sub-plan to pull a fast one on Lanie and the guys. Caskett moments in this one. Total AU. *Complete*

After a year and a half apart, Beckett and Castle meet again. The path to recovering their relationship won't be easy, but easy things are never worth it. Rated T for now. Warning: features issues like violence against women and sexual assault.

Castle updates his facebook with an interesting status.

When Kate Beckett went to get her book signed by Richard Castle, she never imagined that she'd end up meeting his daughter, much less offering to babysit for the afternoon. AU.

Hotch and Emily have both left the BAU for their own reasons. As a last-ditch effort to glue their little family back together, JJ asks them to do something that will carry more significance than any of them ever would have expected. Rated M according to FFN's content guidelines. Contains some adult language and themes. COMPLETE.

Castle and Beckett settle down to wait out a blizzard together. What will happen when they're trapped together? Romance, injuries... Pure fluff. FINAL CHAPTER! Story is now complete.

A new Castle story - and Montgomery will be alive in mine

SPOILERS FOR "OF FINDING INNOCENCE." This is an alternate take on the events as they could have happened post chapter 30 of "Of Finding Innocence." A different sort of family emerges, and Kate has to learn to live with the past and present.

When Beckett and Castle finally kiss, they can't deny their attraction anymore. Beckett tries anyway. They have to somehow figure out their personal issues while trying to solve murders as usual. 3rd season AU Caskett fluff. Some Esplanie too. Enjoy!

Set between seasons 6 & 7, charting the return of Emily Prentiss to the team, and the demise of Doyle. Spoilers for season 6. Hotch/Prentiss. Updated Sept 17. Genres should include angst & espionage too!

Jumping on the Emily return's bandwagon. There are few that deal with the team not accepting her back. This does just that, but it upsets Emily so much. Can the team find a way to accept her before the depression takes over?

The Triple Killer is back in town and he has three new targets. Will Castle, Ryan and Esposito be able to save the women they love before its too late? Takes place early in season 4. Very minor season 4 spoilers possible. Rated T for language.

Castle and Beckett, a collection of oneshots and story arcs inspired by Carmina Burana.

In the darkest hour of the night, you find daylight.

Castle and Beckett are masters of miscommunication. So many lost opportunities that make you want to slap them sometimes. Here's a story of how they get together but for all the wrong reasons.

Rick Castle, who kept her from freezing to death and held her hand in front of a bomb, prepared to die with her, wasn't who she was going home with. Kate's night after the end of Countdown.

Castle finds himself kidnapped whilst on a book tour. Will Beckett, his partner, move heaven and earth to get him back safe and sound?

"The best you can hope for is to find a place to make your stand. And if you're very lucky, you find someone willing to stand with you." As Kate recovers, she begins to realize the importance of Montgomery's words, both on the job and in life. Spoilers for Knockout. Complete.

Kate Beckett doesn't do family gatherings. Then again, her aunt Lily's never died before.

Chapter 17 up! Beckett doesn't go to weddings. At least not with a certain five-year-old on a sugar rush. Cute moments ensue, when she has no one to take to an old Academy buddy's wedding. Is it fate? Is it love? Fluffy, funny and romantic. R&R

Kate's married Josh and Castle's left to search for a new muse and a new start. What happens when they meet again two years later in Paris with things to tell each other? Disclaimer: I do not own Castle, however disappointing that is.

Esposito needs a little help with words. Castle is more than happy to oblige. Kate, however, has no idea what she's agreed to. And she agrees to far more than she planned.

It's 2012 and Castle and Beckett are attending Detective Ryan's wedding. Love is in the air... will our favorite couple add to the romance?

When the man Beckett believes murdered her mother is found dead, she's the number one suspect. Did she do it or will someone prove her to be innocent? Castle/Beckett, work in progress. Takes place two weeks after Knockdown. Spoilers, all episodes.

She'll always be his extraordinary KB. With or without her badge. AtW IV.

He's done shadowing Beckett and has finished the last novel in the Heat series and now is preparing to go on tour - but not to promote his book. Last chapter is up. Hope you enjoy it.

When Castle finds Beckett undressed and tied up, it sets up a whole new set of emotions between the partnership. But where will it lead? Rated T at the moment but may change to M with later chapters knowing me. Disclaimer: I don't own these characters

She was right; he thought ironically; the blood on the front her sweater wasn't hers. However, the red that was blossoming on the left side of her body certainly was.

I hope you don't sue me for copyright Mariah94, I just had to use this format. So, what happens when Rick changes his relationship status on Facebook? How will all his FB friends react?

The truth of Terry McGinnis' mother is finally revealed. Set directly after 'Epilogue'. BMWW. Completed.

Bruce and Diana loved each other, but Bruce pushed it away. Diana disappears, and Bruce doesn't go after her. What happens when Diana vanishes her and a daughter she's been hiding is suddenly left in Bruce's care? Who is the girl's father? Where's Diana?

The last month of Kate's sick leave in the Hamptons isn't going to be a vacation. Caskett. Around the World Part 3

A teenage Derek Morgan made a pretty big commitment to his friend Emily Prentiss when they were fourteen. Twenty-five years later, it's time to own up. I'm a horrible summarizer. Derek/Emily. Read and review, please!

Stripped of her powers and duties as Wonder Woman, Diana finds unlikely solace from Batman, who offers her a job at WayneTech. With his help, Diana begins the road to reclaiming her title. COMPLETED

A movie premiere, a gunshot and an interesting connection to Kate's past. And it was just supposed to be a night of glitz and glamour. Caskett. Around the World Series - Part 2

Castle manages to convince Beckett to come to California with him. Beckett expects a relaxing week, but Castle has other ideas. Caskett. Around the World Series - Part I

Nov. 24 - Two new chapters! It's done! When Wonder Woman puts Bruce Wayne back on the dating scene, it is the entire League that pays the price

Batman finds a little kid in the Watchtower who claims to be the one and only Wallace Rudolph West. Fluff and investigations ensue.

Who knew that boarding school really could change your life? Young Bruce Wayne learned a lot about life and change the day Oliver Queen came to his school. NOT slash. BruceOllie friendship pre GA BM days... Part of the Polar Opposites Universe.

COMPLETE. A life altering experience challenges Batman and Superman to deal with possibilities and opportunities they never considered before. The rest of the League must judge for themselves the meaning of these occurrences.

Wonder Woman and Batman must learn to cope with unexpected emotional complications - before they destroy each other. Rated R for later chapters. Not suitable for all fans.

Funny little thing Batman finds in his League file. Chapter 3 now up. Please review!

Set during Starcrossed. How will the Justice League deal with the betrayal handed to them by a teammate, the revelation of identities, and how will both the League and the relationships within ultimately survive the Thanagarian invasion? BMWW.

Wonder Woman is eager to learn new things. Batman, less so. Primarily JL animated continuity; some comic elements from as far back as the Golden Age. Complete.