Transformers Crossovers
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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: 3 - 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: 7 - 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: 17 - Favs: 252 - Follows: 181 - 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: 240 - Follows: 262 - 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: 232 - Favs: 1,177 - Follows: 1,335 - 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: 19 - Favs: 80 - Follows: 99 - Updated: 12/21/2021 - Published: 7/1/2021 - [Percy J., Artemis, Thalia G.] Optimus Prime
A Logical Decepticon Among Irregular Magicians by Mila Saint Preux reviews
Shockwave cayo en este nuevo mundo con nueva tecnología, nuevas habilidades y un nuevo cuerpo, adaptarse solo es un contra tiempo para combinar la magia y la lógica y pasar por encima de todas las dificultades que tiene y tendrá.
Crossover - Transformers & Mahouka Koukou no Rettousei/魔法科高校の劣等生 - Rated: K+ - Spanish - Adventure - Chapters: 4 - Words: 12,640 - Reviews: 5 - Favs: 9 - Follows: 9 - Updated: 12/9/2021 - Published: 7/19/2020 - Shockwave, Tatsuya S., Miyuki S.
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: 3 - Follows: 4 - 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
CrossShard by M.O.S.H.U.N
Five nights at freddys is that where you wanna be i just dont get it
Crossover - Transformers & Penguins of Madagascar - Rated: T - English - Humor/Adventure - Chapters: 19 - Words: 20,028 - Updated: 11/22/2021 - Published: 9/28/2021
A Different World (REWRITE) by Sboyle92 reviews
After being neglected and treated awfully by her older brother Tony after the death of their parents, Marian changes her name and runs away only to join the United States Armed Forces. That is where Marian - now Anna - has been for almost ten years. But a visitor from above ruins that and changes her life and her fellow soldiers forever - her own irreversibly. Will they reconcile?
Crossover - Transformers & Avengers - Rated: T - English - Chapters: 9 - Words: 13,664 - Reviews: 14 - Favs: 97 - Follows: 109 - Updated: 11/21/2021 - Published: 10/13/2021 - OC, Iron Man/Tony S.
Electrified by OptimusANDSavoysGIRL reviews
Attinger, Savoy and Joyce get Lockdown to contact someone to handle Optimus Prime, a very powerful God called Raiden who they lie to and who goes after the unsuspecting Autobot leader and Prime.
Crossover - Mortal Kombat & Transformers - Rated: T - English - Tragedy/Angst - Chapters: 1 - Words: 814 - Reviews: 2 - Favs: 2 - Published: 11/19/2021 - Raiden, Optimus Prime, Lockdown - Complete
Changed Forever by OptimusANDSavoysGIRL
KSI created Galvatron, but what happens when Lockdown captures Optimus Prime and Galvatron follows? Optimus is forced to endure things a Prime should never have to go through, which causes him to become unstable. Even after his mate rescues him, he is unstable causing her friends to force her to make a choice that will cause more harm to Optimus in the end.
Crossover - Transformers & Supergirl - Rated: T - English - Romance/Hurt/Comfort - Chapters: 10 - Words: 5,616 - Favs: 4 - Follows: 3 - Updated: 11/3/2021 - Published: 10/26/2021 - Mikaela B., Optimus Prime, Lockdown, Kara D./Supergirl - Complete
Transformers: The Last Knight Parody by T1mothy
Three years have passed since Optimus left, conflict still occurs between humans, Autobots and Decepticons. But now, a new threat approaches, and with it, secrets and revelations too. Lines will be drawn, allegiances will be shattered, and the fate of both humanity and Cybertronians will hang in the balance.
Crossover - Transformers & Misc. Cartoons - Rated: T - English - Sci-Fi/Fantasy - Chapters: 11 - Words: 41,791 - Favs: 1 - Follows: 1 - Updated: 11/2/2021 - Published: 9/4/2021
Max Ride: Robots In Disguise by Jimbotron96
The Flock saved the world but it came at a high cost. The Flock have been living normal lives ever since (As normal as they can). Now, Max discovers a new secret: Robots in Disguise are hiding on Earth and her work to save the world isn't finished.
Crossover - Maximum Ride & Transformers - Rated: T - English - Adventure/Drama - Chapters: 1 - Words: 1,846 - Favs: 2 - Follows: 3 - Published: 11/1/2021 - Max, Sam W., Optimus Prime
Arietta's Story by SwiftAuditore reviews
I am your ordinary woman when I found myself reincarnated as the main character of Harry Potter. She is stuck with the dursleys until she finds a way to get away from them for good and is adopted by her other uncle. How will the wizarding world cope with a savior who is not going to be pushed around?
Crossover - Harry Potter & Transformers - Rated: T - English - Family/Friendship - Chapters: 8 - Words: 22,842 - Reviews: 30 - Favs: 198 - Follows: 233 - Updated: 10/31/2021 - Published: 12/15/2017 - Harry P., Sam W.
Love Conquers All by PaleAngel90 reviews
Story begins before Sam meets Bumblebee. Main pairing Optimus/OMC (Male Character), Side Pairings: Ironhide/Will, Bumblebee/Sam, Arcee/Mikaela & more. Peter (OMC) befriends the autobots and N.E.S.T. After the events of the 1st film sector 7 (on the run) manages to get him isolated from the bots and allies and kidnap him, follow his journey to freedom and recovery after the ordeal.
Crossover - Resident Evil & Transformers - Rated: M - English - Romance/Family - Chapters: 2 - Words: 5,240 - Reviews: 1 - Updated: 10/22/2021 - Published: 10/21/2021 - [Optimus Prime, OC] [Bumblebee, Sam W.]
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
Crossover - Transformers & Avengers - Rated: T - English - Family/Adventure - Chapters: 11 - Words: 9,567 - Reviews: 55 - Favs: 261 - Follows: 184 - Updated: 10/14/2021 - Published: 2/11/2017 - OC, Black Widow/Natasha R., Iron Man/Tony S., Thor - Complete
Six Times The Machine by Zaraen reviews
She was ready for her final stand. Ready to take as many as those alien bastards down as she could. Only, things didn't turn out how she expected. Death didn't claim her and now she's on the one planet they all swore to protect, but there's one difference. Someone else found it and now she's an alien to her own heritage. A machine in the eyes of this Humanity. Then there's that AI.
Crossover - Halo & Transformers - Rated: T - English - Adventure - Chapters: 26 - Words: 169,575 - Reviews: 240 - Favs: 476 - Follows: 515 - Updated: 10/14/2021 - Published: 8/2/2014 - SPARTAN-B312/Noble Six, W. Lennox, Optimus Prime
A Different World (BEING REWRITTEN) 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.
Crossover - Transformers & Avengers - Rated: T - English - Adventure/Family - Chapters: 12 - Words: 15,025 - Reviews: 32 - Favs: 356 - Follows: 244 - Updated: 10/14/2021 - Published: 1/8/2017 - W. Lennox, R. Epps, Iron Man/Tony S., OC - Complete
shockwave's return by jackattack999 reviews
after surviving the Chicago war, shockwave has been taken prisoner by emperor nefarious for ten years before escaping with an unlikely ally. after the suffering he has endured, shockwave realises that he was no different to the emperor so he and his ally joins the resistance lead by the lombax, rivet. but there's more to it this new galaxy than meets the eye. takes place after dotm
Crossover - Transformers & Ratchet and Clank - Rated: T - English - Adventure - Chapters: 3 - Words: 5,629 - Reviews: 1 - Favs: 3 - Follows: 5 - Published: 10/11/2021 - Shockwave, Rivet
The Thrill of the Hunt by OptimusANDSavoysGIRL reviews
Optimus Prime along with others who are heroes as well as aliens are forced into a hunt where their lives mean nothing as each of them is hunted and killed. Optimus realizes he will never come out of the situation alive unless he can figure out a way off the island which seems very unlikely. He forms a bond with Supergirl for whatever time they have left and it makes him happy for
Crossover - Transformers & Supergirl - Rated: M - English - Tragedy/Angst - Chapters: 13 - Words: 10,080 - Reviews: 1 - Favs: 2 - Follows: 1 - Published: 10/10/2021 - Optimus Prime, Kara D./Supergirl, Clark K./Superman - Complete
Transformers - You don't belong here by OptimusANDSavoysGIRL
When Optimus Prime, the last of the Cybertronians on Earth is cornered and injured, told over and over he doesn't belong on Earth, and soon starts to believe what is being told to him while being tortured and remembering his own past on Cybertron. Which makes him start to lose hope in anything much less living and trusting anyone anymore. Unaware that a young woman, another Prime a
Crossover - Transformers & Avengers - Rated: T - English - Suspense/Hurt/Comfort - Chapters: 1 - Words: 2,336 - Favs: 3 - Follows: 3 - Published: 10/10/2021 - Optimus Prime, Wheelie, Brains, OC - Complete
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