Transformers Crossovers
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CARRIE: Bumblebee by Connor McGranahan
One years after the battle between the Autobots and Decepticons that leveled Chicago, on the run in the year of 2013, Bumblebee finds refuge in a junkyard in a small Chamberlain, Maine. Carrie White, on the cusp of turning 17 and trying to find her place in the world, discovers Bumblebee, battle-scarred and broken. Reviews are appreciated :)
Crossover - Transformers & Carrie - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 729 - Favs: 1 - Follows: 1 - Published: 5/11 - Bumblebee, Optimus Prime, OC
Harri Potter and the Living Metal by Rowena Bensel reviews
After Cedric's murder, Harriett Potter is sentenced to death. She defies this and, along with her closest companions, leaves the Wizarding World behind for a new one. However, the peace of a new life is soon interrupted when the magicals discover a group of vehicles who are more than meets the eye. Fem!Harry, Powerful!Harry, Magical Inheritances, and Xeno to come.
Crossover - Harry Potter & Transformers - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 25,774 - Reviews: 32 - Favs: 247 - Follows: 322 - Updated: 5/7 - Published: 5/19/2021 - [Harry P., OC] Sirius B., Optimus Prime
Songs Transformers style by Mewnekoice123 reviews
Here are songs and memes reimagined as transformers content
Crossover - Transformers & Transformers/Beast Wars - Rated: M - English - Humor/Parody - Chapters: 1 - Words: 623 - Reviews: 1 - Published: 4/18 - OC
The New Voyagers by RevvEmUp reviews
While Finn and Jake are off adventuring in other universes, who helps Ooo to deal with giants, helping people in need, and fighting the occasional robot army? The Voyagers do! In this story, we follow Huntress Wizard, Tiffany, and Bronwyn in their latest adventure filled with action, tragedy, and twists!
Crossover - Transformers & Adventure Time with Finn and Jake - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 8,011 - Reviews: 7 - Updated: 4/18 - Published: 3/28 - [Huntress Wizard, Tiffany] - Complete
Kings and Their Queen by TheWritersJournal reviews
Optimora felt guilty for not protecting the planet she swore to protect. But what makes matters worse is she has to marry the people who cause Earth downfall.
Crossover - Transformers & Transformers/Beast Wars - Rated: M - English - Romance/Hurt/Comfort - Chapters: 8 - Words: 9,483 - Reviews: 3 - Favs: 10 - Follows: 10 - Updated: 4/12 - Published: 3/8/2016 - Optimus Prime, Megatron, Sentinel Prime, OC
Stream Wars by conde-milenario
Persiguiendo a Eric y sus Rockets, Rangu y los Rangers llegan a un planeta totalmente desconocido sin posibilidad de regresar a Twitch, iniciando así una Guerra de Streamers.
Crossover - Parodies and Spoofs & Transformers - Rated: M - Spanish - Humor/Parody - Chapters: 17 - Words: 47,665 - Updated: 4/11 - Published: 2/1
Magical Sparkmate by ChronoQuantify reviews
Samantha Witwicky wants to leave home and experience the world. Now she's forced into an ancient civil war between the Autobots and Decepticons. For an average witch, she thought this would be easy... until the mechs started fighting over her. (Not the best summary but it will change) Fem!witch!Sam/ Reverse!harem (Optimus/Bumblebee/Soundwave/More)
Crossover - Harry Potter & Transformers - Rated: M - English - Romance/Fantasy - Chapters: 13 - Words: 170,155 - Reviews: 224 - Favs: 442 - Follows: 464 - Updated: 4/5 - Published: 7/1/2020
Miss Frizzle vs Megatron by Michael-Gavilan reviews
War has come to Walkerville Elementary School. When Megatron learns that Ms. Frizzle's class has come into possession of the AllSpark, he'll stop at nothing to get it back. Can everyone's favorite teacher defeat the Decepticons and save the day?
Crossover - Magic School Bus & Transformers - Rated: T - English - Fantasy/Humor - Chapters: 1 - Words: 1,951 - Reviews: 1 - Published: 4/1 - V. Frizzle, Megatron, Starscream - Complete
Dark December by Autobot2001
Jamie's depression is nothing new to the Autobots and a few human friends, but they want to do something to try to help her. Lennox and Vivian plan a month-long vacation - not just to help Jamie's mental state - but things don't go as everyone hoped.
Crossover - Transformers/Beast Wars & Transformers - Rated: M - English - Hurt/Comfort/Family - Chapters: 32 - Words: 37,272 - Follows: 1 - Updated: 3/25 - Published: 12/3/2021 - Crosshairs, Optimus Prime, Ratchet, Drift - Complete
Not My Day by Khanpial reviews
What happens if your motorbike suddenly has a pink paint job? Black one day, bright pink the next day? Rocket is faced with this dilemma, and the answer to it isn't quite what she is expecting. Prank? Yes. A talking alien robot? Not quite. The Autobots meet the Sigmas, and the Decepticons meet the Cobras. Team ups happen, battles happen, creepy girl scouts happen...
Crossover - G. I. Joe & Transformers - Rated: T - English - Adventure/Humor - Chapters: 46 - Words: 98,366 - Reviews: 112 - Favs: 43 - Follows: 34 - Updated: 3/21 - Published: 9/15/2007 - Duke, Cobra Commander, Barricade, Arcee
Transformers - A powerful love by The-SLAYER-of-Evil
The last of his kind, a being who just wants respect and another who will be his equal. Another, who is tired of betrayal and being hurt who doesn't think another will ever want him. Will he ever prove them wrong or prove himself wrong?
Crossover - Transformers/Beast Wars & Transformers - Rated: M - English - Romance/Hurt/Comfort - Chapters: 16 - Words: 20,060 - Favs: 1 - Follows: 2 - Published: 3/15 - Predaking, Mikaela B., Optimus Prime, Joshua J. - Complete
Handicapped Forever - Original by The-SLAYER-of-Evil
Cemetery Wind makes it appear to Alex and Supergirl that Optimus Prime is responsible for other aliens deaths and innocent humans lives. Supergirl and Alex believing the faked evidence goes after Optimus the last of the Cybertronians and nearly kills him, but a strange girl with strange and powerful abilities helps him. He must later trust her as his life is about to change so dras
Crossover - Transformers & Avengers - Rated: T - English - Hurt/Comfort/Friendship - Chapters: 3 - Words: 2,814 - Published: 3/15 - Optimus Prime, OC - Complete
Marceline and the Scream Queens: Coronation by RevvEmUp reviews
Ever wonder how the band of misfits dubbed Marceline and the Scream Queens started? This is the story of how four people struggling to find a place in the world came together to form the baddest band there ever was! This is the coronation of Marceline and the Scream Queens! Minor Transformers elements, don't mind it.
Crossover - Transformers & Adventure Time with Finn and Jake - Rated: T - English - Friendship/Adventure - Chapters: 4 - Words: 8,011 - Reviews: 13 - Updated: 3/14 - Published: 2/21 - Marceline A.
She-Ra: The True First Ones by PhoenixMando reviews
When Entrapta stumbles upon a First Ones relic, she accidentally awakens a First One right in her lab, that First One being an Autobot, one of many who had been tasked with protecting Etheria. As an old threat returns, stronger than ever, Entrapta, alongside Catra and Melog, will have to journey around Etheria. Their mission: awaken the remaining Autobots to protect Etheria.
Crossover - Transformers & She-Ra and the Princesses of Power - Rated: T - English - Adventure/Sci-Fi - Chapters: 17 - Words: 25,358 - Reviews: 12 - Favs: 21 - Follows: 21 - Updated: 3/12 - Published: 4/27/2021 - Optimus Prime, OC, Catra, Princess Entrapta
shockwave in dreamland by jackattack999 reviews
in a dotm au, shockwave survives and leaves earth and looks for another to stay in. he finds a planet called pop star and travels there but when he makes it, his ship crashed and now he's stranded in the planet. can kirby and tiff show the decepticon assassin light or will he be seen as another monster to cappy Town?
Crossover - Kirby & Transformers - Rated: T - English - Adventure/Friendship - Chapters: 2 - Words: 2,639 - Reviews: 1 - Favs: 1 - Updated: 2/19 - Published: 2/16 - Kirby, Fumu/Tiff, Shockwave
Little Cyber Nightmares by Kaijuqueen13 reviews
In a huge, dark metal world of Cybertron humans are hunted, viewed as ingredients for the best tasting energon and pets in general for the huge inhabitants of Cybertron. While most of have given up and accepted their fate one child, Thirteen stands out they use their wits and anything within their reach to escape the servos and optics of the titanic beings who want to capture them
Crossover - Transformers & Little Nightmares - Rated: T - English - Horror/Suspense - Chapters: 4 - Words: 2,483 - Reviews: 2 - Favs: 3 - Follows: 4 - Updated: 1/30 - Published: 12/24/2021
Inventing The Light by volatiledecay
She never meant for this to happen, but don't they always say that? After being kidnapped by Decepticons, Jane and her sisters endure unbearable torture that turns them into something they learned to fear-and admire. Not even the Autobots saw this coming, but Jane knew it was only a matter of time before she died. She just didn't expect to be given a second chance. OC pairing.
Crossover - Transformers/Beast Wars & Transformers - Rated: M - English - Romance/Angst - Chapters: 4 - Words: 22,028 - Favs: 6 - Follows: 8 - Updated: 1/23 - Published: 7/20/2021 - Sideswipe, Sunstreaker, Thundercracker, Ironhide
Radar Love by stridermagic reviews
Harry didn't expect anything unusual to happen when he set about cleaning and repairing Sirius' bike. The fact that it began to move on its own… was another story entirely. [Harry/Optimus Prime]
Crossover - Harry Potter & Transformers - Rated: T - English - Fantasy/Drama - Chapters: 1 - Words: 5,864 - Reviews: 21 - Favs: 289 - Follows: 200 - Published: 1/15 - [Harry P., Optimus Prime] - Complete
winx club: when world's collide by DeniGT2
with great power comes great responsibility, what will happen to a 16 year old boy attending red fountain school for heroics and bravery? find out in Winx club: When world's collide
Crossover - Winx Club & Transformers - Rated: M - English - Sci-Fi/Suspense - Chapters: 15 - Words: 17,353 - Favs: 1 - Follows: 1 - Updated: 12/31/2021 - Published: 11/25/2021
The Second Great War by JSmith25 reviews
In the six years that the Autobots have been on Earth, humanity has enjoyed the most prosperous era in its history. With the Autobots, they had nothing to fear. With the Autobots, they were untouched, untroubled by anything the Universe could throw at them. But then came San Francisco. Then came the greatest threat they had ever faced. Then came the Kaiju.
Crossover - Transformers & Pacific Rim - Rated: T - English - Sci-Fi - Chapters: 17 - Words: 97,420 - Reviews: 115 - Favs: 244 - Follows: 265 - Updated: 12/28/2021 - Published: 3/24/2014
Harry Potter: LifeSpark by LadyLament reviews
Harry just wanted to take his mind off that night, fixing things helped him. He didn't expect any of them to come to life, he didn't expect them to call him Maker and he didn't expect to gain a family of robots. He definitely wasn't expecting his summer to go the way it did, but hey it was better than being stuck in his room the entire time. Incomplete, until muse says otherwise.
Crossover - Harry Potter & Transformers - Rated: T - English - Chapters: 21 - Words: 40,407 - Reviews: 236 - Favs: 1,223 - Follows: 1,382 - Updated: 12/24/2021 - Published: 10/15/2018 - Harry P.
Perseus The Destroyer From Cybertron by MYPJOWORLD reviews
Follow Artemis as she tries to unravel mysteries shrouding Percy and his group, while simultaneously trying to figure out her Hunters' growing feelings for Percy's group. Not to mention she has to face competition from her own Lieutenant as she tries to catch his attentions. [Lemon,Smut,Threesome.] Credits goes to Uncle Rick & Thesonoftartarus77 from Fanfic./Valkyrie77 from Wattpad
Crossover - Percy Jackson and the Olympians & Transformers - Rated: M - English - Romance/Adventure - Chapters: 11 - Words: 54,722 - Reviews: 20 - Favs: 88 - Follows: 105 - Updated: 12/21/2021 - Published: 7/1/2021 - [Percy J., Artemis, Thalia G.] Optimus Prime
Rogue Alliance by TorianScriber2012 reviews
When Victoria Valorheart accidentally touch a Prime's relic, her life hangs in the balance. The Autobots was certain she won't make it and unintentionally became a Prime and was turn into a Cybertronian. Optimus became gravely wounded by Megatron. During his time in recovery, Optimus assigned her as second in command. Meanwhile, Dreadwing left the Decepticons to join the Autobots.
Crossover - Transformers/Beast Wars & Transformers - Rated: T - English - Hurt/Comfort/Family - Chapters: 5 - Words: 53,217 - Reviews: 2 - Favs: 4 - Follows: 5 - Updated: 12/2/2021 - Published: 9/13/2021 - Optimus Prime, Wheeljack, Dreadwing, OC
More than meets the Eye by Traitor of All Traitors reviews
Set after Crush Christine, Alleviate Arnie: With a new car with a cleaner history, Arnie Cunningham is on the road to recovery, but then one night, he discovers there's something else about his new car that is unlike what anyone has ever seen before.
Crossover - Christine & Transformers - Rated: T - English - Chapters: 4 - Words: 4,879 - Reviews: 3 - Favs: 5 - Follows: 10 - Updated: 11/29/2021 - Published: 7/20/2020 - OC
MLPEG: Los protectores de Equestria by Pokeshipping Fun2022
Estábamos las chicas, Spike, Discord y yo estábamos en Sugar Cube Corner, estábamos almorzando y estaba a la par de mi novia de pelo multicolores cuando en eso sentimos de como se movió la tierra tan abruptamente y nos escondemos debajo de la, mesa. Pairing: T por contenido Yuri, AppleDash.
Crossover - My Little Pony & Transformers - Rated: M - Spanish - Adventure/Romance - Chapters: 24 - Words: 74,945 - Favs: 3 - Follows: 2 - Updated: 11/28/2021 - Published: 4/9/2021 - Rainbow Dash, Applejack, Ratchet, Optimus Prime
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