Harry Potter and Transformers Crossovers
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Operation Prime by Ligerous Prime
A long way from Earth, war is brewing. A planet called Cybertron is being shaken to its roots, until it has rusted over. And now with the help of a few humans the Cybertronian life forms fight their war on Earth, hoping to find a way to restore their planet as they desperately search for the important source of their life. Feel free to review! Sorry it's so long! XD)
Rated: T - English - Romance/Friendship - Chapters: 17 - Words: 11,171 - Published: 5/20 - [Bumblebee, OC] Optimus Prime, Starscream - Complete
Little One by wolfsrainrules reviews
Harry falls through the veil and of course Potter Luck kicks in. (In which Harry's Animagus form is a Sparkling and he finds a family.) Drabble series. Cover is by DestinyKitsuna!
Rated: T - English - Family - Chapters: 19 - Words: 22,466 - Reviews: 965 - Favs: 1,897 - Follows: 2,218 - Updated: 4/10 - Published: 10/4/2016 - Harry P.
Perfectly Alien (rewritten) by SignatureDish reviews
Harry had only wanted to get the Hoover Dam tour over with, he didn't know what he did wrong. Why did that mysterious cube turn him into a robot? Had everyone known there was a huge laboratory underneath the dam? And what was going to happen to him now? Poor Harry felt lost in his little Sector Seven cell. But it wasn't all bad, at least he had Lord Megatron there to protect him.
Rated: T - English - Hurt/Comfort/Family - Chapters: 3 - Words: 20,971 - Reviews: 169 - Favs: 937 - Follows: 1,307 - Updated: 2/19 - Published: 11/8/2016 - Harry P., Megatron
The Phoenix-Born by StarBlade Prime reviews
My Name is Star-Gazer Witwicky, Formerly Aster Potter. I am the adopted older sister of Sam Witwicky as well as best friends with Mikeala Banes I lived a peaceful life until my brother put our Great-Grandfather Archibald Witwicky's glasses on Ebay. now I have to use all the magic and power at my disposal to help giant alien robots save the world.
Rated: T - English - Friendship/Adventure - Chapters: 2 - Words: 371 - Reviews: 8 - Favs: 39 - Follows: 51 - Updated: 1/11 - Published: 10/18/2016 - [OC, Optimus Prime] [Sam W., Mikaela B.]
Blood isn't Always True Family by AmaltheaLuchiaAizen reviews
When Sam was taken to Hoover Dam by Sector 7, he NEVER expected to find his missing 13 year old cousin being held and used as a test subject or that she was able to form a parental bond that defied even what Gods thought was capable with the other living test subject, NBE-1 AKA Megatron. the end of Mission City takes a strange turn but proves to be for the best for all involved. AU
Rated: T - English - Family/Fantasy - Chapters: 3 - Words: 10,989 - Reviews: 71 - Favs: 475 - Follows: 485 - Updated: 1/10 - Published: 5/20/2016
Thunderbird by ironicOglogoth reviews
Harry loved his animagus form, but honestly, sometimes his instincts are too much.
Rated: T - English - Adventure - Chapters: 1 - Words: 999 - Reviews: 42 - Favs: 196 - Follows: 204 - Published: 1/10
Sparks of Magic by ChocoholicDiabetic1412 reviews
Harry, betrayed by members of his family leaves Britain and moves to America along with Sirius, Remus, Fred and George just in time to join an alien war. Rated T for violence and some Dumbledore/Molly/Ron/Ginny bashing. Romance will be way later in the story with pairings already decided.
Rated: T - English - Fantasy/Adventure - Chapters: 16 - Words: 123,836 - Reviews: 304 - Favs: 1,090 - Follows: 1,245 - Updated: 1/4 - Published: 8/1/2015 - Harry P., George W., Fred W., Optimus Prime
Perfectly Alien by SignatureDish reviews
Megatron can't believe his optics when the Allspark not only intervenes with a certain fleshy's demise, but changes him into a sparkling in the middle of a glitchin' secret lab! Never one to sit by and watch, our Decepticon leader must ensure the survival of his new protégé- through any means necessary. REWRITE POSTED SEPARATELY
Rated: T - English - Adventure/Family - Chapters: 13 - Words: 26,833 - Reviews: 310 - Favs: 1,218 - Follows: 1,643 - Updated: 12/22/2016 - Published: 6/2/2014 - Harry P., Megatron
Guardian of the All-Spark by SpYrOKaNAzE reviews
'I hear it...whispering to me, almost calling'. After the war Harry faces the veil, stepping through it will lead him to new adventures and his destined one. Harry x Optimus Pairing, Powerful-Harry
Rated: T - English - Romance/Sci-Fi - Chapters: 6 - Words: 9,588 - Reviews: 12 - Favs: 100 - Follows: 109 - Updated: 12/21/2016 - Published: 12/7/2016 - Complete
Healing Hearts by Autobotsoldier1 reviews
Optimus Prime was exhausted. He had been held prisoner for weeks. Just when he thought his end was near, his captors bring in a small captive by the name of Alayna Snape. Where did she come from and why did strange things happen around her when she was upset or angry? Just where did this 4 year old come from?
Rated: T - English - Chapters: 4 - Words: 1,601 - Reviews: 12 - Favs: 37 - Follows: 49 - Updated: 11/30/2016 - Published: 3/10/2014 - Severus S., Optimus Prime - Complete
Hand of Gaia by InvisibleJediMaster reviews
Harry, stuck in a different dimension against his will with no way home, becomes bonded to a curious planet that never made a magical world. Because of her, he gets involved with the autonomous robotic organisms that arrive from outer space and ends up helping them with their mission on Earth. Or: In which Harry gets himself a new car in the most difficult way possible.
Rated: T - English - Adventure - Chapters: 1 - Words: 19,901 - Reviews: 37 - Favs: 282 - Follows: 344 - Published: 11/25/2016
Sparks of Magic: Riddikulus of Wizards by ChocoholicDiabetic1412 reviews
Short chapters of what happens in between Sparks of Magic. Be prepared for foolish moments with both of the twins, some Animagus moments and a proposal. If you have not read Sparks of Magic, read it first or you will be confused. Hope you enjoy and rated T because there will be some violence involved as this is Transformers and Harry Potter.
Rated: T - English - Humor - Chapters: 2 - Words: 5,302 - Reviews: 10 - Favs: 58 - Follows: 55 - Updated: 7/17/2016 - Published: 1/14/2016
My Magic My Spark by SaberbladePrime reviews
While in England a group of Soilders were on a mission, when an alien friend of theirs picked up a strange signel. How will Harry's life change now that he has four parents and many aunts and uncles? All who are protective and know how to use weapons? Well the wizarding world is screwed.
Rated: T - English - Adventure/Family - Chapters: 1 - Words: 1,885 - Reviews: 16 - Favs: 197 - Follows: 236 - Published: 4/27/2016 - Harry P., OC
Crash Landing by Carnage Zero reviews
Harry Potter, the Boy-Who-Lived, lives a little bit differently now.
Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 1,298 - Reviews: 11 - Favs: 162 - Follows: 269 - Published: 3/10/2016 - Harry P., Starscream
Pilot Potter by InvisibleJediMaster reviews
Harry was supposed to be on vacation from the magical world, had even gone to the new dimension he'd found through the Veil, and now there were giant robots fighting each other and he'd been dragged into it. It was almost not a surprise when his F22 turned into a robot itself while he was still inside it, but, hey, Potter Happens.
Rated: T - English - Sci-Fi - Chapters: 2 - Words: 6,602 - Reviews: 50 - Favs: 307 - Follows: 422 - Updated: 2/18/2016 - Published: 12/8/2015
Eleven Bots A-Learning by Kai19 reviews
The 2nd one-shot in my 12 Days of Christmas series. The 'Bots get their first Christmas party, with a special guest!
Rated: K - English - Friendship - Chapters: 1 - Words: 2,309 - Reviews: 5 - Favs: 50 - Follows: 20 - Published: 12/19/2015 - Harry P., Optimus Prime - Complete
The Scout and the Warrior: Revenge of the Fallen by Evil Irish Pixie reviews
Here's the sequel to Scout and the Warrior. Same deal nothing belongs to me. Loving the reviews so keep them up. Fem Harry/Bumblebee
Rated: T - English - Romance/Sci-Fi - Chapters: 1 - Words: 12,514 - Reviews: 13 - Favs: 199 - Follows: 76 - Published: 8/1/2015 - Harry P., Bumblebee - Complete
The Scout and the Warrior by Evil Irish Pixie reviews
Fem Harry, might be a little OOC focused mainly in the Transformers universe with only a brief mention on magic while non is used. I own nothing. Fem Harry/Bumblebee pairing
Rated: T - English - Romance/Sci-Fi - Chapters: 1 - Words: 11,089 - Reviews: 8 - Favs: 284 - Follows: 115 - Published: 7/31/2015 - Harry P., Bumblebee - Complete
A new life by AngelHufflepuff reviews
Harry has had a childhood friend that no one knew about. A friend that would visit him in his dreams. Harry called her Cube. Future Slash.
Rated: T - English - Family/Adventure - Chapters: 13 - Words: 17,465 - Reviews: 198 - Favs: 712 - Follows: 874 - Updated: 7/15/2015 - Published: 2/4/2015 - Harry P., Optimus Prime
Two Worlds by Delphine Aideen Black reviews
Leaving the Wizarding world, Harry ends up being taken by Autobots. Better summary inside. Master of Death! Soul-bond
Rated: T - English - Humor/Hurt/Comfort - Chapters: 25 - Words: 35,789 - Reviews: 226 - Favs: 631 - Follows: 698 - Updated: 7/11/2015 - Published: 3/16/2014 - [Harry P., OC, Hermione G.] W. Lennox
Hermione Granger and the Autobots (Discontinued) by SkyriseN reviews
Hermione Granger is very far from ordinary. Then again, in the town of Tranquility, what exactly does one call 'normal? When Hermione's secret is discovered by NEST, they recruit her as their resident witch, only, the Autobots aren't the only ones with magical allies. Unfortunately for Hermione, her life is about to get whole lot worse and yet, a whole lot better too.
Rated: T - English - Romance/Hurt/Comfort - Chapters: 4 - Words: 10,198 - Reviews: 40 - Favs: 87 - Follows: 135 - Updated: 6/5/2015 - Published: 6/29/2014 - Hermione G. - Complete
The Truth About Magic by Faiyee reviews
The origin of magic is not what it seems. After the battle of Hogwarts, the true war begins. A/N: First time writing a fan fic, let me know what you think!
Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 9,604 - Reviews: 6 - Favs: 13 - Follows: 19 - Updated: 5/12/2015 - Published: 4/22/2015 - Harry P., Hermione G., Draco M., Optimus Prime
I bad at name things by MonkyingAbout reviews
Harry Potter, made a bot through accidental magic. the bot a calculator turn into a robot that could see the future through math and calculation. When you know what would happen when you put object A in place B then introduce random chances you get chaos. The trick is to aim the chaos at the desire target.
Rated: K - English - Chapters: 1 - Words: 2,254 - Reviews: 10 - Favs: 81 - Follows: 86 - Published: 4/13/2015
The Spark of the Wizard by Zerthin 'The Writer' Draggoon reviews
A short story I have wanted to grace you all with; it's home: the darkest parts of my vault. It is a crossover between Harry Potter (Duh) and Transformers. Why? For I have been putting off stories after stories on this fan-base (Transformers BTW) I hope you enjoy. I do not own anything and the cybertronian language (Bold writing) is Bulgarian just for the first chapter. I hope you
Rated: K+ - English - Family/Hurt/Comfort - Chapters: 3 - Words: 2,760 - Reviews: 13 - Favs: 45 - Follows: 55 - Updated: 3/16/2015 - Published: 3/11/2015
To Change Fate: A Spark of Life by Al Baker reviews
When a young Harry Potter is nearly kissed by a rouge dementor, his magic takes the opportunity to try and better it's masters life. Now Harry is a transforming robot with the special ability to create others like him. However, even as a robot Harry can not escape completely from the plans of wizards and Dark Lords.
Rated: T - English - Sci-Fi/Fantasy - Chapters: 2 - Words: 3,186 - Reviews: 48 - Favs: 332 - Follows: 431 - Updated: 1/28/2015 - Published: 1/19/2015
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