Transformers/Beast Wars Crossovers
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Ben 10: Prime Force by Ultimate10 reviews
Ben, Gwen, and Kevin get sucked into another universe. While there they get mixed up in an eon long war between sentient, transforming robots from another planet. Will they join the Autobots and help them save the world from the Decepticons, MECH, and a certain archenemy of Ben's? BenXArcee. Author has returned from dead!
Crossover - Transformers/Beast Wars & Ben 10 - Rated: T - English - Sci-Fi/Adventure - Chapters: 29 - Words: 256,494 - Reviews: 729 - Favs: 692 - Follows: 552 - Updated: 4/20/2017 - Published: 7/15/2013 - [Arcee, Ben T.] [Gwen T., Kevin]
Autobots, Assemble! Series 1 by MiniKoontzy reviews
"They're good people, Prime. I'm not denying that. But these people've had...problems with machines and aliens before. And alien machines. Keep your distance." An investigation into New York's colorful cast of crusaders results in a clash between Avenger, Decepticon, and Autobot, and an alliance soon forms despite the protests of a government liaison. The rework is here!
Crossover - Transformers/Beast Wars & Avengers: Earth's Mightiest Heroes - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 3 - Words: 13,662 - Reviews: 26 - Favs: 60 - Follows: 64 - Updated: 11/3/2017 - Published: 7/5/2017 - Arcee, Knock Out, Captain America, Iron Man
We are never alone by SaberbladePrime reviews
After suffering a big blow, Daisuke is sent to live with her cousin Miko. How will things turn out for Daisuke as she is soon dragged into another war? One of an alien kind? Join Daisuke as she forms bonds and fights alongside the Autobots!
Crossover - Transformers/Beast Wars & Digimon - Rated: T - English - Adventure/Friendship - Chapters: 5 - Words: 11,683 - Reviews: 23 - Favs: 47 - Follows: 41 - Updated: 9h - Published: 3/9/2016
Ruby Rose and Optimus Prime One Soul two Life Time's by sakuralovelight reviews
Both Earth & Cybertron died out & Primus combined the 2 worlds together to make Remnant. But Unicron is back as Salem & Primus tried everything. So he must have Optimus be reborn as Ruby, but sadly she isn' ready to fight Salem so Vector Prime takes her back to when Optimus was on Earth, so Optimus can teach her how to be a true Prime. How will this turn out? Read to find out.
Crossover - Transformers/Beast Wars & RWBY - Rated: T - English - Chapters: 23 - Words: 107,135 - Reviews: 94 - Favs: 60 - Follows: 68 - Updated: 22h - Published: 5/1/2017 - Optimus Prime, Ruby R.
Antología by Eagle Primecee reviews
Una serie de historias basadas en canciones. En colaboración con Eli Yuy. Créditos de portada: Pinterest
Crossover - Transformers/Beast Wars & Avengers - Rated: T - Spanish - Romance - Chapters: 4 - Words: 4,561 - Reviews: 1 - Favs: 1 - Updated: 1/21 - Published: 12/13/2017
Rebirth: A Prime Adventure by SaberbladePrime reviews
So, she died again! This time she was given a choice, go into the afterlife or be reborn as a robot? Hmm, she knew which one she would pick.
Crossover - Transformers/Beast Wars & Harry Potter - Rated: T - English - Adventure/Romance - Chapters: 2 - Words: 4,781 - Reviews: 10 - Favs: 39 - Follows: 48 - Updated: 1/19 - Published: 1/16 - Optimus Prime, Harry P.
Transformers Legacy of the Lost by Autistic-Grizzly reviews
Ten years ago Megatron lead an all out assault on Earth destroying a major city and decimating the world's population. But also in his wake of annihilation he felt twenty young children orphaned until a fighter pilot took them in. Now Megatron is stirring again and his forces are ready to finish what they started, so now the orphans, their guardian and Autobots must stop them!
Crossover - Transformers/Beast Wars & Anime X-overs - Rated: T - English - Sci-Fi/Family - Chapters: 26 - Words: 65,836 - Reviews: 26 - Favs: 14 - Follows: 9 - Updated: 1/18 - Published: 7/20/2017 - Bumblebee, Optimus Prime, Full-Metal Alchemist, Sailor Moon
Puella Magi Madoka Prime by LuisJM reviews
After loosing a close friend of hers, Homura takes part of the student transfer program and moved to a small town in the middle of nowhere to get her mind off it. However, it took an unexpected turn as she gets dragged into eons of war between two warring factions of alien robots. (Homura/Miko Friendship)
Crossover - Transformers/Beast Wars & Puella Magi Madoka Magica/魔法少女まどか★マギカ - Rated: T - English - Adventure - Chapters: 14 - Words: 158,444 - Reviews: 39 - Favs: 49 - Follows: 56 - Updated: 1/18 - Published: 10/3/2016 - [Homura A., Miko N.] Jack D.
liars amoung us by noruas bombadil reviews
the time has come for Jaune to lead the investigation into sabotage of team rockslide's gear on their mission. this is meant to be read after home for the holidays. and takes place in Jorge 6prime. reviews are appreciated and read as well as responded to. as always be honest kind and human. also, Bud isn't in the records so he has to go in under OC.
Crossover - Transformers/Beast Wars & RWBY - Rated: T - English - Mystery/Romance - Chapters: 6 - Words: 14,971 - Reviews: 3 - Favs: 1 - Follows: 2 - Updated: 1/18 - Published: 1/4 - [Coby H., Lori] [Jaune A., Yang X.L.]
The Secret Sister by dragonsheep
summery inside, no crossovering until chapter 8. the other Maximals, Dinobot is just a "good Predicon", but what if there was more to then just that. In another world, A young girl named Ruby lives in an abusive home, waiting for the greatest honer a girl age 14 could have - and animal companion. Rated T because I am paranoid.
Crossover - Transformers/Beast Wars & Avatar: Last Airbender - Rated: T - English - Family/Hurt/Comfort - Chapters: 11 - Words: 9,371 - Updated: 1/18 - Published: 1/16 - Dinobot, Rattrap, OC
Angry Birds Transform! by Karasame Murasame reviews
The Allspark fell into Piggy Island and everything changed. The Flock is now the Autobirds and the pigs became Deceptihogs. Now more chaos is about to be spilled into the island as both sides fight each other with some new powers. How will this end?
Crossover - Transformers/Beast Wars & Angry Birds - Rated: K - English - Humor/Adventure - Chapters: 6 - Words: 5,824 - Reviews: 1 - Favs: 2 - Follows: 4 - Updated: 1/17 - Published: 11/13/2017
Transformers: Redemption of a Fallen Warrior by Legend of the Phoenix
(G1/Prime) Unicorn has been defeated but at a cost. Megatron has been given a second chance by Primus himself and is banished to another dimension where there are a group of heroes defending the Earth known as the Avengers.
Crossover - Transformers/Beast Wars & Captain America - Rated: K+ - English - Adventure/Supernatural - Chapters: 14 - Words: 37,077 - Favs: 7 - Follows: 6 - Updated: 1/17 - Published: 8/22/2017 - Unicron, OC, Steve R./Capt. America, Galvatron
Worm: More Than Meets The Eye by Zero-metallix reviews
When Primus sees the destruction caused by the Entities, he decides to take action before earth can become another victim to their cycle.
Crossover - Transformers/Beast Wars & Worm - Rated: T - English - Chapters: 99 - Words: 459,300 - Reviews: 1505 - Favs: 1,669 - Follows: 1,679 - Updated: 1/17 - Published: 10/29/2014 - [Skitter, Panacea]
Transformers AutoKnights: Mecha Wars by ValvraveRider17 reviews
Just when a reunion party was underway, 40 members of an Anime fan club get sucked into a portal as they arrive to a new world as they become. . . Mechas themselves? Not only that they are in a universal war between the freedom fighting, Autobots, and the tyranny dreading Decepticons. Now they must fight battles, uncover mysteries, and bring peace to the universe as AutoKnights!
Crossover - Transformers/Beast Wars & Anime X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 63,019 - Reviews: 7 - Favs: 11 - Follows: 10 - Updated: 1/16 - Published: 1/22/2017 - [Optimus Prime, Elita One] [Arcee, OC]
Allies by Moonview reviews
(TFP humanized) What if instead of keeping the Autobots hidden from the world, the government had them join the Justice League. Still being a teenager, Bumblebee joins the other protégés Robin, Aqualad, Kid Flash, and Emerald Lantern as they rebel and form Young Justice; fighting both the Light and the Decepticons when the adults aren't able to. What could go wrong?
Crossover - Transformers/Beast Wars & Young Justice - Rated: T - English - Adventure/Friendship - Chapters: 40 - Words: 144,174 - Reviews: 35 - Favs: 49 - Follows: 40 - Updated: 1/16 - Published: 6/29/2017 - Bumblebee, OC
Serenity Prime by surrenderedkitten reviews
After the fall of Cybertron Optimus and his team journey to the planet Earth; as they approach the Earth Optimus investigates a strong power emanating from the moon. When he investigates he discovers an entire society filled with peace and love. During her last fleeting moments of life Selenity gives instructions to her last remaining followers and to Optimus himself.
Crossover - Sailor Moon & Transformers/Beast Wars - Rated: K+ - English - Family/Adventure - Chapters: 5 - Words: 26,144 - Reviews: 46 - Favs: 37 - Follows: 29 - Updated: 1/15 - Published: 6/2/2016
Galaxies Collide by Emperor K. Rool
Two ships from two different galaxies collide with each other over the planet Dathomir. As two galaxies collide the survivors have to come to terms trust each other they must come to terms with their darkest secrets as individuals. Some villains can become heroes, but the opposite is just as possible. TMNT, Star Wars, AVP, and Transformers. Based on Lost. Complete.
Crossover - Star Wars & Transformers/Beast Wars - Rated: T - English - Adventure/Mystery - Chapters: 61 - Words: 134,959 - Favs: 12 - Follows: 7 - Updated: 1/15 - Published: 7/10/2016 - The Quintessons, Unicron, Nightscream, Primus
The Little Girl and the Predacons (Rewrite) by Dolphinheart99 reviews
Autobots and Decepticons have a new threat on their hands. Powerful creatures from space called Monstrum came to control the time, space and dimension. But, they can't get it unless they find the Key of Portals. It was race against time, if the Autobots or Decepticons don't find the key first their lives are doom. (Full Summery inside.)
Crossover - Transformers/Beast Wars & Jurassic Park - Rated: T - English - Adventure/Humor - Chapters: 4 - Words: 22,678 - Reviews: 74 - Favs: 15 - Follows: 11 - Updated: 12/3/2017 - Published: 11/10/2017
A Gem Among Cybertronians by AutobotBabe reviews
Sari is a gem, who crashed on Earth. AU Obviously, work in progress.
Crossover - Transformers/Beast Wars & Steven Universe - Rated: K+ - English - Family - Chapters: 3 - Words: 3,919 - Reviews: 1 - Favs: 3 - Follows: 6 - Updated: 1/13 - Published: 4/21/2017
Conflict of Interest by AutobotBabe reviews
SU/TFA. Bumblebee meets Sari in a different way. Odds stack against them but it all goes back to two facts, Sari is a gem and Bumblebee is a fugitive on the run. AU obviously.
Crossover - Transformers/Beast Wars & Steven Universe - Rated: K+ - English - Friendship - Chapters: 1 - Words: 1,546 - Reviews: 1 - Favs: 1 - Follows: 2 - Published: 1/13 - Bumblebee, Sari S.
Laws of Nature 3 by DreamStoryWeaver reviews
Bumblebee has yet to recover his memories, Wasp is still loose somewhere in the city, and somewhere there's a new threat prowling around in the shadows. One that will stop at nothing to capture the minibot.
Crossover - Transformers/Beast Wars & Teenage Mutant Ninja Turtles - Rated: T - English - Family/Supernatural - Chapters: 3 - Words: 14,341 - Reviews: 17 - Favs: 23 - Follows: 23 - Updated: 1/13 - Published: 5/9/2012 - Bumblebee
The Techno-Organic Neutral Federation by Arys Nightshade reviews
The Techno-Organic Neutral Federation is dedacated to ending the war between the Autobots and Decepticons and keeping that war from affecting the native inhabitants of the planets that are threatened by the conflict. When the fighting makes its way to Earth, they find one of their own there and have to protect Earth while dealing with a new recruit. No cannon/OC, just OC/OC.
Crossover - Star Wars & Transformers/Beast Wars - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 4,106 - Reviews: 3 - Favs: 1 - Follows: 1 - Updated: 1/12 - Published: 11/9/2017 - OC, OC
SoundWatch by Defcon 201 reviews
Soundwave was trapped in the Shadowzone. After watching his planet in agony, Soundwave went to Earth and watched the rise of omnics. Soundwave wanted to make peace on Earth like the peace on Cybertron. So fate had it's way with helping him and Laserbeak out. Follows after Transformers: Prime. Disreguards Transformers: RID
Crossover - Transformers/Beast Wars & Overwatch - Rated: K - English - Adventure/Family - Chapters: 5 - Words: 9,387 - Reviews: 6 - Favs: 30 - Follows: 34 - Updated: 1/12 - Published: 11/27/2017 - Laserbeak, Soundwave, Lena O./Tracer, Genji S.
Watching Over Cybertron by Jinova108 reviews
What if the Heroes of Overwatch were Autobots and/or Decepticons? How would they helped the war efforts? Will the Autobots triumph, or will the Decepticons reign supreme? Takes place during WFC and FOC.
Crossover - Transformers/Beast Wars & Overwatch - Rated: K+ - English - Sci-Fi - Chapters: 1 - Words: 1,665 - Reviews: 1 - Favs: 1 - Published: 12/8/2017
Transformers Prime Season 3 Episode 4: Family by LuisJM reviews
With the news of what happened to Jasper, John and Elsa return to the states in search of his family to see if they are alive and safe. Little do they know is that his family has changed dramatically. How will John and Elsa react to this shocking turn of events. Family Paiging: Jack, June, John, and Elsa. Takes place after TFP: John and Elsa.
Crossover - Transformers/Beast Wars & Gunslinger Girl - Rated: T - English - Adventure/Family - Chapters: 14 - Words: 160,903 - Reviews: 96 - Favs: 75 - Follows: 67 - Updated: 1/11 - Published: 3/4/2016 - Jack D., June D., Elsa, OC
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