Reid has always been un-athletic dorky 22 year old male or at least that's what his team and world thought fem!reid. I don't own shit except for the plot

Toni Stark x Spencer Reid Toni is female in this

Annabeth Stark was wrongly accused of a crime she didn't commit, and daughter of the famous billionaire himself, Tony Stark. She goes out of her way to be normal, and to follow her dreams, which is to work for the BAU. Intelligent, kind, loving, and battling the Avengers for her innocence. Watch her story grow with each day, and hey, maybe even love.

Now that the decision's been made, it's time to get a few things figured out, and then introduce the world to Spencer Stark. It's not exactly something that Spencer's looking forward to, but it's not difficult, either. - Part 2 in "Second Chances"

While looking at some things in the basement of their Unsub's home, Spencer manages to touch a spell on the wall that transports him to the MCU and makes a few... changes, along the way. (COMPLETE, just transferring - full summary inside) Part 1 in "Second Chances"

Spencer Reid had spent a lifetime keeping one very important secret. Only, now it looks like that might not be a secret for much longer. When Nick Fury shows up at his work, asking for a favor, Spencer would move Heaven and Earth to get it done. Keeping his secret doesn't matter so much anymore. The only thing that matters is bringing his brother home. (COMPLETE, just transferring)

A very AU story about how Clint Barton adopted his very first little assassin - Spencer Reid. (Bigger description inside. This is being transferred over from AO3)

Experience had taught Spencer when a case was going to be 'bad'. But nothing could have prepared him for just how bad this case would get.

No one ever lingered around after Stark Industries speeches. But this bespectacled kid, wearing a crisply ironed shirt with pressed plaid lapels, sheltering deep-set hazel eyes, and hiding underneath an up kept bob of curly hair, stood at the door like a statue. The kid looked an awful lot like he once did, and perhaps that's why he spoke, and that's perhaps why they kept speaking.

Reid takes off on his own when the BAU didn't believe that there was a case in Chicago, Illinois. While investigating on his own he falls into a world unlike any he'd ever imagined. Super heroes were real? For Hawkeye, this was supposed to be an easy assignment. Mopping up one more HYDRA agent. Then things went terribly wrong.

Reid knows something is up. No one else at the BAU believes him. He heads off on a solo hunt to prove he's right. Unfortunately things don't go as planned. He meets people he never wanted to, especially in the form of Agent Clint Barton. Do superheroes really exist? It's hard to tell because evil certainly does. Lots of hurt/comfort between two unlikely allies. Please see the A/N.

When a new supervillain emerges, a new hero and recruit to S.H.I.E.L.D. demands the BAU be called in to assist in stopping this unsub from enslaving the worlds' minds. The Behavioral Analysis Unit meets the Strategic Homeland Intervention, Enforcement, and Logistics Division.

if a hero should tenth hunger games they will become the new head game maker

We thought we knew everything about the avengers and the FBI best behavioral analysis team . Three of the BAU have been hidden a big secret that will change the team for the batter .

Cuando hombres millonarios empiezan a ser asesinados en Nueva York, la policía local llama a la UAC, para resolver el caso, cruzándose en el camino con Anthony Stark quien también es otra victima mas, Reid se ofrece a ser su guardaespaldas surgiendo una conexión especial... resumen completo adentro slash TonyxReid.

When some of the children of both teams have gone missing their parents rush to rescue them. Both SHIELD and BAU teams must work together to save their children and get their families back together. [Rated T for Language and Some scenes of mild torture]

The villains of the universe have finally settled down, leaving the families of S.H.I.E.L.D. to finally have some down time, only they see that civilian life is harder than it seems, Bucky and Artemis are forming a relationship, Spencer and Natasha are planing a wedding, and the kids are being…well kids. [RATED M FOR MATURE SCENES AND LANGUAGE]

Spencer Reid is an FBI agent, slightly nerdy, physically weak and an all around good guy, but is he really what he appears to be? When a new agents arrives at the BAU secrets are revealed about the young genius that his team would not believe to be true.

"I poured everything I had into you, and you were still empty."

When Prentiss and Hill find themselves in a hostage situation, Morgan, Garcia and Coulson have to work together to help them out. Sequel to When in Custody. past Hotly, past Prentiss/Coulson, Clintasha. Sequel to 'When In Custody'

Steve wanders around NYC and the US and his artist eye always spots the families.

Four times the BAU profiled the Avengers, and one time the Avengers returned the favor.

The case started simple enough: A serial killer in Manhattan and the BAU team is called to shut them down. Dr. Spencer Reid makes the connection between the slasher markings and Norse Runes. No one knows what this means until one bloody letter gets the Avengers involved. Who is the stranger Reid sees? SLASH eventual Tony/Spencer/Loki served with a sides of Thor/Bruce & Steve/Clint

When two of SHIELD's best agents are taken into custody, Hill calls in a favor to an old friend from the BAU. Hints of Hotly, BlackHawk and Prentiss/Coulson. CM set in both season 7 and pro-avengers movie. rated T cause I'm paranoid :P

Tony and Garcia have plans, Bruce and Spencer have Issues with a capital I, and nobody is going to meet their thesis deadline. A Bruce Banner/Spencer Reid grad school AU.