Transformers and Avengers Crossovers
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El chat de los amigos UNIDOS by RossKousukePrime reviews
Mary, le da a cada uno de sus amigos, un teléfono super inteligente, pero por medio de ese, todo empiezan a chatear, pero se descubrirá muchas cosas, amistades nuevas, revelaciones, confesiones, triángulos amorosos, harem reverso, perversiones, albures, chistes, drama, entre otras muchas cosas más XD P.D. Crossover de animes, videojuegos y películas
Rated: K+ - Spanish - Friendship/Parody - Chapters: 23 - Words: 15,199 - Reviews: 7 - Updated: 11/18 - Published: 11/9/2014 - Bumblebee, OC, Captain America/Steve R., Hawkeye/Clint B.
Aliens (SATURDAY UPDATES) by Sboyle92 reviews
THE SEQUEL TO A DIFFERENT WORLD AND REUNION
Rated: T - English - Chapters: 3 - Words: 4,564 - Reviews: 14 - Favs: 55 - Follows: 64 - Updated: 11/15 - Published: 9/15 - OC, Iron Man/Tony S.
We Both Reached For The Gun by Indigo Callahan reviews
The Decepticons set their sights to New York, thanks to another one of Megatron's plans for world annihilation. The Autobots, along with Lily Witwicky and some N.E.S.T. soldiers, have to figure out a way to stop it all before things start to really go to hell. (Set after the first AVENGERS, but doesn't follow any of the TRANSFORMERS movie or my CAN'T HOLD US story.)
Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 1,726 - Reviews: 2 - Favs: 11 - Follows: 16 - Published: 11/1
A Little Trust, Goes A Long Way by EpsilonPax reviews
Set post Captain America: Civil War. Captain America and what's left of the team find themselves looking for cover. With their list of allies running thin, Captain Rogers turns to a General, he knows too little about, for help. How will Rogers and the others cope with this General that is more than meets the eye, especially when a Decepticon threat emerges?
Rated: T - English - Drama/Angst - Chapters: 7 - Words: 15,585 - Reviews: 18 - Favs: 26 - Follows: 47 - Updated: 10/12 - Published: 6/26
Reunion (COMPLETE) by Sboyle92 reviews
Anna Stark, estranged sister of Tony Stark, & secretly a human Allspark, is on the hunt for her missing brother after being in a coma for almost three months after the battle of Mission City. She has left the Autobots & NEST behind as she searches & what she finds, will change her life and those in her life but for better or for worse? A Different World Sequel
Rated: T - English - Family/Adventure - Chapters: 10 - Words: 9,552 - Reviews: 42 - Favs: 126 - Follows: 98 - Updated: 9/15 - Published: 2/11 - OC, Black Widow/Natasha R., Iron Man/Tony S., Thor - Complete
When Hope Is Gone by Faythren reviews
Sequel to Move Along. Ari has been Autobot Ambassador for a year and things are good. Peaceful even. But this peace gets disrupted by an unexpected source: the Chitauri, the army Loki led to attack New York. Their goals are unclear and it's going to take all of Earth's mightiest heroes to stop them, especially since Loki doesn't lead them this time but someone far more sinister.
Rated: T - English - Sci-Fi/Adventure - Chapters: 18 - Words: 90,778 - Reviews: 176 - Favs: 230 - Follows: 215 - Updated: 8/24 - Published: 11/13/2016 - Complete
Sherlock Avengers Fandom Crossover by Supersong.com reviews
When Clint discovers that Smokescreen is ticklish, things turn into an all out tickle war and ends up with everyone getting a taste of the action.
Rated: K - English - Chapters: 1 - Words: 1,847 - Reviews: 1 - Favs: 3 - Published: 6/21 - Complete
A Different World (COMPLETE) by Sboyle92 reviews
Anna Stark is the estranged younger sister of Tony Stark. After running away when turning 18 because of the inattention from her brother, she changes her name to Anna Jackson and is now a Lieutenant under the command of Captain William Lennox. After turning 23, Anna has decided it is time to reach out to her brother. Part 1 of Transformers/Avengers Crossover.
Rated: T - English - Adventure/Family - Chapters: 11 - Words: 15,010 - Reviews: 17 - Favs: 159 - Follows: 115 - Updated: 1/24 - Published: 1/8 - W. Lennox, R. Epps, Iron Man/Tony S., OC - Complete
I'll Never Leave You (Hiatus) by StrongandFree reviews
Pearl Stark is the twin to Tony Stark. However, when she practically disappeared off the face of the Earth fourteen years before the Battle of New York, Tony expects never to see his twin again. Now she's back a year after the big battle. She's got a job. And she isn't taking no for an answer. First book in the Never Leave series. (Also published on wattpad).
Rated: T - English - Adventure/Family - Chapters: 4 - Words: 4,699 - Reviews: 5 - Favs: 38 - Follows: 35 - Updated: 8/24/2016 - Published: 1/13/2016 - Bumblebee, Optimus Prime, Iron Man/Tony S., OC
Life Notes of The Adopted Daughter of Tony Stark by Dragon-Child of Lightning reviews
When Joyceann, a supposed mutant, is swept from her street life in to the world of S.H.I.E.l.D. and NEST, her life is changed for the better when Tony Stark claims her as a long lost adopted daughter. But when secrets & surprises are basically around every corner, can Joyceann find out who she really is, & what she is? (1st story in Life Notes of a Storm Tamer series; OCs are mine)
Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 10,385 - Reviews: 1 - Favs: 9 - Follows: 6 - Updated: 7/2/2016 - Published: 6/24/2014 - Bumblebee, OC, Iron Man/Tony S., Loki
Nothing is Impossible by HieiXKagome1999 reviews
Quinn Starks is the daughter of Tony Stark and Pepper Potts. Her life consisted of training, being a certified medic, going on missions, and keeping up her reputation. After recovering an ancient artifact on one mission, she is pulled away from that universe to fulfill her destiny. They threw her into her favorite movie series.
Rated: T - English - Humor/Adventure - Chapters: 5 - Words: 7,803 - Reviews: 23 - Favs: 73 - Follows: 61 - Updated: 2/6/2016 - Published: 7/11/2013
Dealing with the Avengers and Cybertronians by DivineMoonPrincessPrime reviews
Galaxy has been charged with making a rule book for the Avengers and Cybertronians to follow. Of all the things Prowl made her do it was this. Why couldn't she be in charge of a normal team. Then again she is the Last Prime. (Please note this fic has no connections to my series)
Rated: T - English - Humor/Adventure - Chapters: 9 - Words: 4,723 - Reviews: 2 - Favs: 9 - Follows: 4 - Updated: 1/23/2016 - Published: 1/7/2016 - Complete
Interdimensional Fun by Captain Tony Prime reviews
Tony Prime finds himself stuck in another dimension with giant alien robots and the Avengers.
Rated: T - English - Sci-Fi - Chapters: 1 - Words: 398 - Reviews: 5 - Favs: 7 - Follows: 4 - Published: 9/19/2015 - Optimus Prime, OC, Iron Man/Tony S., Ultron
When Two Sentient Robots Meet by Erin Primette reviews
What if Optimus Prime met Ultron at the church in Sokovia? Can our beloved Autobot leader convince Stark's creation to not attack humanity?
Rated: K+ - English - Chapters: 1 - Words: 839 - Reviews: 14 - Favs: 51 - Follows: 22 - Published: 8/23/2015 - Optimus Prime, Ultron - Complete
Generation Avengers by nerdyangelqueen reviews
two sisters, two organizations, one deadly secret. when Rachael svehla decides to take a normal vacation with her sister up in New York from her otherwise unnatural life working as a NEST agent she doesn't know what to expect when the all spark makes a mysterious reappearance she and her sister, an agent of SHIELD have to risk everything including their own freedom to find it.
Rated: T - English - Sci-Fi - Chapters: 2 - Words: 11,321 - Reviews: 1 - Favs: 3 - Follows: 3 - Published: 8/4/2014
Twin Opposites by Raven-Evelyn reviews
Tony Stark has two younger sisters that are twins one of whom works for NEST. After the battle of New York they both pay him a visit and not long after the Avengers end up having to work with NEST to prevent the Decepticons from taking over the world with their new partner.
Rated: T - English - Adventure - Chapters: 12 - Words: 18,759 - Reviews: 87 - Favs: 174 - Follows: 190 - Updated: 7/25/2014 - Published: 11/24/2012 - [OC, W. Lennox] Sideswipe, Iron Man/Tony S.
Sparks by prime -lover 13 reviews
There was another Avenger and she was far from normal. In fact, she was a Cybertronian.
Rated: T - English - Chapters: 2 - Words: 2,287 - Reviews: 16 - Favs: 73 - Follows: 71 - Updated: 7/15/2014 - Published: 7/8/2014 - Jazz, Arcee, Black Widow/Natasha R., OC
Biohazard by ObsydianDreamer reviews
When the Decepticons release an unstoppable virus upon Earth, turning ordinary people into flesh-eating monsters, the surviving Avengers find themselves in a fight for their lives as they struggle to live and find a cure.
Rated: T - English - Adventure/Horror - Chapters: 8 - Words: 16,443 - Reviews: 25 - Favs: 18 - Follows: 28 - Updated: 6/20/2014 - Published: 4/21/2013 - [Black Widow/Natasha R., Hawkeye/Clint B.] Captain America/Steve R.
Burning Bright by Sunstreakers Dawnbreaker reviews
Tony thinks he has nothing left in his life. That he's alone with no hope. But thanks to a terrioists organization, a government computer and a friend his life changes. But can he protect his life's hope or will his new life hurt the one he holds dear. Can he protect his little light or will it burn out.
Rated: T - English - Family - Chapters: 1 - Words: 284 - Reviews: 2 - Favs: 8 - Follows: 11 - Published: 6/3/2013
Clash in NYC-COMPLETE- by FallenQueen2 reviews
Tony Stark has a little brother, who left to join the army after having a fight with their father is now back. William Stark/Lennox reunites with his brother and going to NYC for a vacation from NEST, it doesn't turn out that well. Loki and Megatron have joined together to destroy NEST and the Avengers.
Rated: T - English - Adventure/Sci-Fi - Chapters: 24 - Words: 38,164 - Reviews: 110 - Favs: 305 - Follows: 198 - Updated: 4/5/2013 - Published: 5/25/2012 - W. Lennox, Iron Man/Tony S. - Complete
Transformers: Earth Mightiest Heroes by comicfan22 reviews
What would happen if the Avengers and the Transformers came together for the fate of the universe? Find out here! Note: This story takes place in the Marvel Universe known as Earth-2290, which is similar to Marvel Earth-199999 Also known as the Marvel Cinematic Universe except with the combo of the Transformers Movie and a few minor changes .
Rated: T - English - Adventure/Sci-Fi - Chapters: 19 - Words: 48,221 - Reviews: 172 - Favs: 117 - Follows: 109 - Updated: 1/20/2013 - Published: 5/14/2012 - Optimus Prime, Captain America/Steve R.
Uncle Phil by 1arigato reviews
Phil Coulson has a nephew. And his name is Samuel Witwicky.
Rated: K+ - English - Family/Humor - Chapters: 2 - Words: 3,795 - Reviews: 33 - Favs: 297 - Follows: 147 - Published: 6/20/2012 - Sam W., Agent Phil Coulson - Complete