Transformers/Beast Wars Crossovers
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Fearless by Jacob D. Mercer reviews
Clark Kent isn't the boy scout we're used to. Instead, he's just as flawed as we are, and he wants what's best for his family. But what is he to do when a race of alien robots tied to a teenager he used to babysit end up dragging him into their war? What he always does. Try his best. Talida Prime and related characters belongs to Icegirl2772
Crossover - Transformers/Beast Wars & Superman - Rated: M - English - Chapters: 11 - Words: 96,214 - Reviews: 19 - Favs: 12 - Follows: 12 - Updated: 5h - Published: 8/12 - [Clark K./Kal-El/Superman, OC] [Optimus Prime, Arcee]
A Place To Call Home by TheEmotionAngel42 reviews
When the Mini-Cons arrived on Earth, they were scattered around Crown City. And these Mini-Cons are looking for a place to stay, luckily a little orphan girl named Annie might just be the one to help them find a home. When fate finds a home for her, it's up to the Min-Cons to help out their friend and protect her as the Decepticons search for them that could put their home indanger
Crossover - Annie & Transformers/Beast Wars - Rated: T - English - Adventure/Humor - Chapters: 2 - Words: 1,747 - Reviews: 1 - Updated: 10/19 - Published: 12/21/2018
The Great Convergence by MergingEmperor7 reviews
Cybertron has fallen after millions of years of civil war between the Autobots and Decepticons. Autobots have fled to new worlds, and made new allies. But the Decepticons were not far behind and they too made new friends. Three worlds, two alliances, only one will stand, while the other will fall.
Crossover - Transformers/Beast Wars & Ratchet and Clank - Rated: T - English - Sci-Fi/Friendship - Chapters: 5 - Words: 6,171 - Reviews: 7 - Favs: 10 - Follows: 9 - Updated: 10/19 - Published: 6/17 - Bumblebee, Ratchet, Silverbolt, Clank
Transformers The Movie (Kingdom Hearts edition) by T1mothy
The Decepticons attempt to raid the Autobots of their precious energon. It has also blinded them to an ancient and powerful menace; the Chaos Bringer called Unicron. With Cybertron threatened by this planet-devouring entity and the unhinged Galvatron stalking them, the Autobots, Sora, Riku, Kairi, Donald and Goofy face their greatest challenge.
Crossover - Transformers/Beast Wars & Kingdom Hearts - Rated: T - English - Sci-Fi/Fantasy - Chapters: 3 - Words: 1,218 - Favs: 1 - Follows: 1 - Updated: 10/18 - Published: 10/16
The Chosen One : Optimus by Sheide22
Orion Paxxon was just the average joe, until the moment of his untimely death, when he discovers that he is not a man but a prime. Fallowing the omnic crisis, Orion must prepare to confront a new dangerous foe, the forces of chaos. On his journey he will meet many heroes, uncover a millenniums old mystery and discover what it means to be optimus prime.
Crossover - Transformers/Beast Wars & Overwatch - Rated: K - English - Sci-Fi/Adventure - Chapters: 2 - Words: 1,043 - Favs: 2 - Follows: 6 - Updated: 10/18 - Published: 10/11 - Primus
Only Human by Borath reviews
Confronted with a medical mystery amongst the Autobots, Ratchet requisitions House and his team for a consult. Let the snark-off begin. -No pairings-
Crossover - Transformers/Beast Wars & House, M.D. - Rated: K - English - Drama/Mystery - Chapters: 10 - Words: 23,610 - Reviews: 179 - Favs: 208 - Follows: 235 - Updated: 10/16 - Published: 9/7/2010 - Ratchet, G. House - Complete
warriors reincarnated by Thorimus reviews
The war between autobots and decepticons is forever changed by the apparition of the reincarnations of the most powerful warriors who ever existed on earth
Crossover - Transformers/Beast Wars & Game X-overs - Rated: M - English - Adventure/Sci-Fi - Chapters: 15 - Words: 49,172 - Reviews: 13 - Favs: 16 - Follows: 17 - Updated: 10/16 - Published: 12/12/2020 - [Arcee, Jack D.]
Different Realities by Blue-Jay1009 reviews
As the Autobots and Decepticon stumble across a strange device that is of unknown origin. As one of their human friends accidentally activates the device it transports the two wagering factions and humans into a different universe where they landed on a dead planet that belongs to an advanced humanity a few years prior to the war with the covenant been over.
Crossover - Transformers/Beast Wars & Halo - Rated: T - English - Drama/Adventure - Chapters: 8 - Words: 13,897 - Reviews: 29 - Favs: 80 - Follows: 94 - Updated: 10/15 - Published: 1/4 - Bumblebee, Optimus Prime, Master Chief/John-117, Cortana
Periapsis by Nomad Blue reviews
A newly-risen Guardian scrambles to escape the Fallen-infested Cosmodrome of Old Russia. But their destiny is forever changed when the jumpship they try to escape in turns out to be more than meets the eye.
Crossover - Transformers/Beast Wars & Destiny - Rated: M - English - Sci-Fi/Adventure - Chapters: 21 - Words: 89,878 - Reviews: 26 - Favs: 109 - Follows: 115 - Updated: 10/15 - Published: 4/30/2021 - Sideswipe, Bludgeon, OC, Guardian
Rosie And The Astrotrain by GreenWiggle2018 reviews
Rosie meets a new engine named Takuro who comes to the Island of Sodor for a trial run, but it's not long before the latter's true colors, and later his true identity, are revealed.
Crossover - Transformers/Beast Wars & Thomas the Tank Engine - Rated: K+ - English - Chapters: 1 - Words: 7,282 - Reviews: 1 - Favs: 1 - Published: 10/15 - Astrotrain, Rosie - Complete
Holding Out for a Hero by Lady of the Midwest
In every situation, there is more than one outcome. And in every action taken, they always have consequences to them. For Jack, it's an opportunity to become better as tragedy falls onto him, and he uses it to become the hero he wants to be as his world falls prey to an unknown incarnate of evil.
Crossover - Transformers/Beast Wars & Avengers - Rated: T - English - Hurt/Comfort/Drama - Chapters: 9 - Words: 57,109 - Favs: 12 - Follows: 12 - Updated: 10/15 - Published: 9/7 - Arcee, Jack D., Iron Man/Tony S., Agent Phil Coulson
Autobot Defense Unit by Crusherboy93 reviews
18 to 19 years ago, an Alien Ship crash-landed into the base of Mount Fuji. Present day, a bunch of young Adults from Japan, plus one from the states, are called upon by the Ministry of Extraterrestrial Defense for an International Task force to defend earth from the forces of Evil. and guess what, THEY PILOT DRONES!
Crossover - Transformers/Beast Wars & Assassination Classroom/暗殺教室 - Rated: T - English - Adventure/Sci-Fi - Chapters: 8 - Words: 25,646 - Reviews: 4 - Favs: 6 - Follows: 6 - Updated: 10/13 - Published: 5/19 - Bumblebee, Optimus Prime, OC, Nagisa S.
Son of Legends - Revamped by MNAvenger
For twelve years Jack has hidden the truth of his world. He had his parents and the Autobots at his side. But growing as Captain America's son is only the beginning of his worries. As the Avengers go missing, he must rally the other children to save them from a returning threat - and a new one to come.
Crossover - Transformers/Beast Wars & Avengers - Rated: K+ - English - Family/Adventure - Chapters: 3 - Words: 14,146 - Favs: 5 - Follows: 6 - Updated: 10/13 - Published: 10/8 - Jack D., Captain America/Steve R.
Spark to Spark, Dust to Dust by Cyclone reviews
Reposted from Spacebattles. Barely a month into her time at Beacon, Yang Xiao Long made a fateful purchase. Little did she know that this would lead her into a war fought in the shadows and a life in which everything is more than meets the eye.
Crossover - Transformers/Beast Wars & RWBY - Rated: T - English - Drama/Family - Chapters: 64 - Words: 782,233 - Reviews: 61 - Favs: 184 - Follows: 211 - Updated: 10/12 - Published: 3/2/2021 - Optimus Prime, Adam T., Team RWBY, Team JNPR
POKÉ WARS by twilightnite13 reviews
Imagine if one of the shots fired by the Axalon messed the Predacon ship's Transwarp jump from Earth to a whole new world. The Maximals and The Predacons are in for a shocking surprise as they begin a war on a rather peaceful planet with wondrous creatures with amazing abilities. Cover Image of POKÉ WARS was drawn by SuperHeroTimeFan
Crossover - Transformers/Beast Wars & Pokémon - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 19 - Words: 113,920 - Reviews: 168 - Favs: 125 - Follows: 105 - Updated: 10/9 - Published: 9/21/2015 - Megatron, Optimus Primal, Ash K./Satoshi, Pikachu
Young Justice: Their War, Our World by Centurion Maximo reviews
The Team and Justice League think they have it tough, but when strange reports and events begin occurring, they investigate. When they dig too deep, planet Earth itself seems to get drawn into a seemingly endless conflict of an alien race.
Crossover - Transformers/Beast Wars & Young Justice - Rated: T - English - Adventure - Chapters: 53 - Words: 93,936 - Reviews: 81 - Favs: 69 - Follows: 68 - Updated: 10/9 - Published: 7/1/2019
A Hero in the Beast Wars by Ripple247 reviews
Izuku wished he could help others and be a hero. Though circumstances have brought him to a new town he gets his wish, when a shooting star, changes his life forever. The Beast wars are here and they'll need Izuku's help to save the world. Please review and follow.
Crossover - Transformers/Beast Wars & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Adventure - Chapters: 3 - Words: 24,171 - Reviews: 11 - Favs: 23 - Follows: 26 - Updated: 10/8 - Published: 10/1
Magic Among Cybertron by EvaShinobiKaiserKnight reviews
A chance encounter between two beings of separate worlds changes the course of history. A boy newly orphaned gains a mother from a world beyond the stars. A soldier veteran of a great war finds something she would fight to protect and ensure the future of. Hear the tale of a Wizarding boy raised by a leader named, Elita 1.
Crossover - Transformers/Beast Wars & Harry Potter - Rated: T - English - Family/Sci-Fi - Chapters: 10 - Words: 85,880 - Reviews: 62 - Favs: 210 - Follows: 244 - Updated: 10/6 - Published: 5/9 - [Elita One, Optimus Prime] [Harry P., Hermione G.]
Poke War - Transformers by MilesADChipmunk reviews
Two ships has entering the planet for million of years until it reawaken from its long slumber when they'd scan a local 'animals' from the Enegron reading when one of the ship who met a local lifeform so that they will protect from the evil threat. The war is already started between two aligns and declare itself Poke War. The question is who will win the battle? Good or evil?
Crossover - Transformers/Beast Wars & Pokémon - Rated: T - English - Adventure/Sci-Fi - Chapters: 6 - Words: 53,170 - Reviews: 15 - Favs: 25 - Follows: 21 - Updated: 10/5 - Published: 5/15/2021 - Megatron, Optimus Primal, Ash K./Satoshi
Code Prime - R2: Revolution by Iron117Prime reviews
Britannia has fallen, and the Decepticons are well on their way to the complete global domination of Earth. However, hope is not lost. Six months after the failed Black Rebellion, Zero and Optimus Prime have returned to finish what they've started. With their Autobot-Black Knight alliance grown with new additions, our heroes have ever intent on freeing Earth once and for all.
Crossover - Transformers/Beast Wars & Code Geass - Rated: T - English - Adventure - Chapters: 25 - Words: 361,131 - Reviews: 1046 - Favs: 658 - Follows: 586 - Updated: 10/5 - Published: 1/15/2021 - Bumblebee, Optimus Prime, Lelouch L., Kallen S.
Seeker by Keltoi reviews
"No matter how far you travel, home is closer than you think." - A Cloak Called Home
Crossover - Transformers/Beast Wars & Destiny - Rated: M - English - Supernatural/Sci-Fi - Chapters: 57 - Words: 383,719 - Reviews: 73 - Favs: 93 - Follows: 111 - Updated: 10/5 - Published: 12/7/2020 - Ghaul, Kabr, Guardian, Xol
Dragons defenders of Berk and Transformers Prime: Beast hunters by coyoteprime1100 reviews
The story still continues with Hiccup and Optimus and their team facing against Alvin and Dagur the Deranged.
Crossover - Transformers/Beast Wars & How to Train Your Dragon - Rated: T - English - Chapters: 12 - Words: 78,817 - Reviews: 39 - Favs: 19 - Follows: 18 - Updated: 10/4 - Published: 2/18/2017
Serena of Cybertron by Rangerfan58
human raised by robots story, but they don't raise her for part of her life. full summary inside. as always rating is what it is and profile will explain how I choose to rate things
Crossover - Transformers/Beast Wars & Tron - Rated: T - English - Chapters: 3 - Words: 16,699 - Published: 10/3
Transformation of Ever After High by SuperHeroTimeFan reviews
Rowan Twain was considered a failure as the son of Arthur Pendragon. Now, he and his friends, Raven and Maddie, are Throne for a loop when Ever After becomes involved in the war between the Autobots and Decepticons. Now they must find those who are worthy to wield the Power of the Primes to stop a great evil. In order to light their darkest hour, they must fight 'Till All Are One.
Crossover - Transformers/Beast Wars & Ever After High - Rated: T - English - Sci-Fi/Fantasy - Chapters: 18 - Words: 180,000 - Reviews: 69 - Favs: 78 - Follows: 85 - Updated: 10/3 - Published: 5/21/2020 - Bumblebee, Optimus Prime, Raven Queen, OC
ARROWVERSE YOUNG JUSTICE by angelv62004 reviews
(TRF humanized) 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.
Crossover - Arrow & Transformers/Beast Wars - Rated: T - English - Adventure/Friendship - Chapters: 5 - Words: 13,269 - Reviews: 5 - Favs: 1 - Follows: 1 - Updated: 10/2 - Published: 9/24
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