Two worlds are mired in war and destruction. The day of the most terrible prophecy is near. And only the most valiant heroes will be able to fight the great evil. And while the legendary Doomslayer sleeps, humans and Autobots strive to free the Earth from the tyranny of Britannia and its true masters - the Decepticons. Crossover Doom x Code-Geass x Transformers

Taylor Hebert lived, fought, and died, her story finished with a bittersweet victory leaving an ungrateful mankind in her wake. Taylor Gottwald, twin sister to Jeremiah Gottwald finds herself in the strange position of being reborn with her memories and powers intact on a very different Earth where America failed to be born, and the Holy Empire of Britannia rules supreme.

To defy the world, the world defies oneself. an occurrence in the order of the world had become chaos and therefore brings another world's order to settle the judgment. the SEEDs have been sown and they will grow to defy the world. (KIRA X Lacus X CG girls(not yet fully chosen)

The Great War was long over, Heaven had lost and God couldn't accept it. He would not allow his ideals to fade so easily, not after all they had sacrificed. Thus, he enacted a desperate plan as he breathed his last on a desecrated dimension torn apart by war. Heaven needed a ruler more capable than Michael and what better king could the world offer than the Demon Emperor Lelouch.

On September 8, 2017 a.t.b., the entire world was invaded by a new superpower led by Kang the Conqueror. By a stroke of fate, a handful of students were whisked away to an alternate world. One where not only does the Holy Britannian Empire not exist, but where Earth has the Mightiest Heroes to offer.

What if Bruce Wayne did not have to fight crime alone as Batman? What if he were joined by family who are more than willing to stand by his side, fight in the name of justice, and strive to make Gotham a better place? A retelling of Code Batman by mtnetsurfer.

On Planet Earth, there are multiple superpowers that oversee the global populace, most prominently are those that follow the Church of Seiros: Adrestia, Faerghus, Leicester, and Britannia. A chance meeting interlocks the fate of Lelouch and Edelgard, unknowingly putting the fate of mankind in their very ambitious hands.

Lelouch, Euphemia, and Mario find themselves now a part of an intergalactic quest with the crew of the Lost Light in search of the Knights of Cybertron. Back on Earth, everyone else is looking to figure out how the three of them got mixed up in this crazy mess. Who know's what sort of crazy intergalactic adventures are going to occur here.

When Vestroia comes under the subjugation of the Vestals, Wavern, needs to seek out help, and that comes from the masked man, Zero. With Lelouch summoned to be her champion.

Tanya dies in an artillery barrage on the Rhine Front, contrary to both her and Being X's plans. Unwilling to let his chew toy escape so easily, Being X reincarnates Tanya back into Japan... Six years before Britannia conquers Area 11. (First posted on Space Battles)

(Co-written by Lilpumpkin2000) The Power of the Kings, the Anti-Magic Norma and the ever-evolving power of the Getter Rays. A fallen prince's rebellion, a fallen princess swearing to survive this harsh world and the one chosen by the Getter Rays. Which choices will they make to shape this world?

Being the first prince of the Holy Britannian Empire was far more stressful than he had ever hoped for. From the political machination of his siblings to the twisted Darwinian of the empire, there's simply much things that can fuck up his days. Fortunately, he didn't come to this world unarmed. He had the collective knowledge of the Tau Empire to back him up!

The hope of the old world from which I came had died, leaving only dust and ashes of its former home. but in this world he may find the answer he was looking for, along with these brats who keep pestering him about making a revolution against Britannia "Mr. Lynx can I have cookies?" "yes, only if you promise me that you will control your rebel brother"

Charlemagne Ri Britannia never knew true happiness as it was ripped away from him. But when the Chinese Federation attacks Japan he would help defend them but it will also give him the chance to take back his happiness. As he reunites with his son Ash Ketchum

Two universes that collided with the Transformers react to the history of the War for Cybertron. (based on the WFC trilogy of games, WFC, ROTDS and FOC along with some bits from Cybertron Adventures on the Wii. For WFC, the story will be based on the console version, with small nods to the DS version of WFC) Couldn't fit Attack on titan into the crossover section, apologies.

A Supreme Being cannot be killed or defeated and even when stopped. It may come back for revenge. And so, the consciousness of the universe, God should have never attacked someone with the ability to destroy it all. A new era is about to begin, and while slowly gathering the strength to pay the debt. The Leader of Ainz Ooal Gown, will bring the world to its knees.

what started as a simple mission to stop Cobra's latest plot has lead to a team of G.I. Joe's trapped in another universe where their country doesn't exist and in it's place is an evil empire. Now allied with a exiled prince they fight for freedom and to stop Cobra who has allied with the empire. Yo Joe!

Camilla no Britannia is the 3rd Princess to the Britannian throne. When the reported death of her dearest Lelouch vi Britannia sends her into downward mental spiral, how long can a single woman last before the weight and corruption of the world turns Britannia's staunchest ally into its most fearsome enemy? Now rated M. You have been warned. Reader discretion is strictly advised.

The entity called Q abducted Lelouch , Kallen , Suzaku and Euphemia to the Star Trek universe and force them to become a crew of the Cerritos. As the venture second contact and learn away to get back home, while trying to both survive and their sanity intact dealing with a disfuctional and chaotic crew.

Violet Rose is a man with a vision. He shall destroy this world, and create a new and better one in its place. His first step- the liberation of Vale from the iron grip of the Atlesian military. (Or the fic where Lelouch vi Brittania is reincarnated as the brother to Ruby Rose. Watching Code Geass is not required, but there may be minor spoilers for it) The fic has been Re-edited!

Kenshiro is sent to a new world but has the same monsters like his world. He will fight to protect the people from Britannia. As will fight his opposite a young boy named Lelouch will the Power of King win or will the Fist of the North Star win. I don't own any of this

Tanya la Britannia, 89th in line to the Holy Britannian throne, is thrust into a royal court where power is survival, and survival is war. In a world of Geass powers, political conspiracies, and revolutionary forces, Being X may have finally trapped her in a game she cannot win. But if victory demands a devil… then Britannia shall have one.

During the Kamine Island trap, something changed. Now the four of them have been thrown to the Wasteland. The Phantom and his Ace trapped in a war for the West. The Princess and her Knight trapped in the ruins of the East. Fires of Revolution and war now burn in a land once reduced to ash, but should they return, will they truly be the same.

In the 21st century, mankind fought for the right to resources, which have left portions of earth ruined. As a result, some scientists have turned to Sakuradite as the main method of powering their devices, but Dr. Kirk proposed a clean, limitless energy, which he named Third Energy. Because of his breakthrough, many are out to steal his research, including the Black Knights.

Following Japan's surrender, Lelouch and his sister were meant to be taken into the protective custody of the Ashford Family after parting ways with Suzaku. However the pair find trouble and salvation at the same time as they are taken to another world to escape those who seek the siblings lives with Lelouch and Nunnnally's lives changed forever. Lelouch/Keqing/Kokomi/Furnia/Ayaka