Code Geass Crossovers
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Gate: Clash of Ideologies by GTI-1 reviews
Britannia is dead, in it's ashes rose a new empire, forged through the ash choked landscapes of Terra, bathed in the blood of the Fallen. It has been 17 years since the first contact war, anomalous readings detected the opening of an inter-universal gate. A new world awaits them filled with opportunities and ghosts of the pasts.
Crossover - Code Geass & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Fantasy/Sci-Fi - Chapters: 10 - Words: 197,315 - Reviews: 79 - Favs: 113 - Follows: 139 - Updated: 8/25 - Published: 3/31 - Lelouch L., OC, Dimensional Supervisor
The People's Champion by draconichero21 reviews
21 years before Asta would leave Hage Village to become a Magic Knight, a young commoner named Marianne sets off on her journey from Underlot Village to become the strongest magic knight that ever lived. With the political deck stacked against her, and little interest in true friendship, what chances does this young girl have to become a hero?
Crossover - Code Geass & Black Clover/ブラッククローバー - Rated: T - English - Adventure/Humor - Chapters: 1 - Words: 10,449 - Reviews: 3 - Favs: 6 - Follows: 5 - Published: 8/22 - Charles dB., Marianne vB., Julius N. C., Acier S.
Lie and Seek by draconichero21 reviews
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.
Crossover - Fire Emblem & Code Geass - Rated: M - English - Sci-Fi/Fantasy - Chapters: 32 - Words: 423,017 - Reviews: 169 - Favs: 71 - Follows: 62 - Updated: 8/17 - Published: 5/3 - Edelgard, Lelouch L.
War of the Seven Kings by StrifeHavoc reviews
Seven candidates are selected by a mistress with the power over time with seven backers who support them. Extracted from his world and supported by the mistress, will Lelouch be able to take on his rivals and save the world from the threat facing everyone? Lelouch Lamperouge/Yui Takamura plus a harem.
Crossover - Code Geass & Super Robot Wars - Rated: M - English - Adventure/Sci-Fi - Chapters: 14 - Words: 165,280 - Reviews: 171 - Favs: 111 - Follows: 125 - Updated: 8/17 - Published: 2/15 - Lelouch L.
Code Geass vs Fist of the North Star by gundam1 reviews
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
Crossover - Hokuto No Ken & Code Geass - Rated: T - English - Adventure/Drama - Chapters: 3 - Words: 9,725 - Reviews: 7 - Favs: 4 - Follows: 5 - Updated: 8/17 - Published: 8/3
Code Geass Crossover Ideas by wolfblood123 reviews
story ideas I have this is my first time message me if your interested in doing them.! might change/update existing chapters! should warn U that my challenges might have things that are M Rated.
Crossover - X-overs & Code Geass - Rated: M - English - Chapters: 37 - Words: 69,529 - Reviews: 51 - Favs: 55 - Follows: 43 - Updated: 8/17 - Published: 1/27/2014 - Lelouch L.
Kings of Another World by Riku Kingdom Hearts reviews
Everything had been going normally for Lelouch, but then he suddenly finds himself somewhere new. He finds himself in what is supposedly Japan... but not the Japan he knows. As much as he would love to explore the nuisances of this world, he knows he had to find a way home, but first he has to deal with being interrogated by the people in the blue uniforms.
Crossover - Code Geass & K - Rated: T - English - Supernatural/Friendship - Chapters: 6 - Words: 19,531 - Reviews: 3 - Favs: 20 - Follows: 19 - Updated: 8/15 - Published: 7/5 - Lelouch L., Fushimi S.
Star Geass by RGGAM reviews
Luke and his allies try to escape the Galactic Empire and they arrive at Planet Earth ruled by the Britannian Empire as their paths cross with an exiled prince now two rebellions become one as they must fight both the Britanniana and the Galactic Empires epic battles, suspense, that will leave you spellbound!
Crossover - Star Wars & Code Geass - Rated: T - English - Adventure/Sci-Fi - Chapters: 17 - Words: 177,848 - Reviews: 18 - Favs: 57 - Follows: 57 - Updated: 8/14 - Published: 11/12/2023 - Luke S., Darth Vader, Lelouch L., Suzaku K.
The Auspicious Maelstrom by R0tatcid reviews
In the aftermath of conflict, those who survived find themselves trying to find peace with the new path in front of them. Yet the stranger from another world somehow finds himself reflecting on his past and the paths of others. Questioning if he did the right thing despite staying true to himself. (Possibly the only Naruto x Code Geass story that isn't a harem story)
Crossover - Naruto & Code Geass - Rated: T - English - Romance/Family - Chapters: 1 - Words: 15,784 - Reviews: 2 - Favs: 37 - Follows: 29 - Published: 8/8 - [Naruto U., Euphemia L.B.] [Lelouch L., C.C.]
A Phoenix's Rebellion by SPARTAN REAPER-9060 reviews
The Spirit Of Fire, a veteran ship of the Human-Covenant War but declared Lost With All Hands by the UNSC on February 10, 2534. Mysteriously the ship appeared over Earth but an Earth they never knew before. Rated M for my Language.
Crossover - Halo & Code Geass - Rated: M - English - Chapters: 6 - Words: 15,513 - Reviews: 11 - Favs: 84 - Follows: 103 - Updated: 8/4 - Published: 8/31/2021 - J. Cutter, Jerome-092, Lelouch L., Nunnally L.
Code Dino Crisis by Kaiju Slayer 9117 reviews
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.
Crossover - Dino Crisis & Code Geass - Rated: M - English - Horror/Sci-Fi - Chapters: 6 - Words: 66,324 - Reviews: 13 - Favs: 34 - Follows: 29 - Updated: 8/2 - Published: 3/24/2023 - Lelouch L., Cornelia L.B., Marrybell mB., Leila M.
Code Guardian REDUX by Flameal15k reviews
A prince, long thought dead, returns home. But will what followed him see this world, beatiful and dangerous as it is, be destroyed?
Crossover - Code Geass & Destiny - Rated: T - English - Sci-Fi/Friendship - Chapters: 5 - Words: 13,348 - Reviews: 13 - Favs: 62 - Follows: 75 - Updated: 7/30 - Published: 10/13/2023 - Lelouch L., Kallen S., Nunnally L., Ghost
The Devil Princess of Britannia by Tman1998ful reviews
Killed on the battlefield, Tanya is given one last chance by being thrown into a world where the power of the king is absolute.
Crossover - Youjo Senki: Saga of Tanya the Evil & Code Geass - Rated: T - English - Adventure - Chapters: 2 - Words: 6,354 - Reviews: 23 - Favs: 151 - Follows: 211 - Updated: 7/29 - Published: 11/21/2023 - Tanya, Lelouch L., Kallen S., Nunnally L.
Another Chance by Dath Zion reviews
His youth had been damaged from the start, a slow descent into hatred and darkness that ended in a haunting requiem. He had pushed away all those who had reached out to him and his decisions had hurt those he loved, Lelouch wondered if it would be any different here in this new world. He had always wanted to experience youth once again.
Crossover - Code Geass & My Teen Romantic Comedy SNAFU/やはり俺の青春ラブコメはまちがっている - Rated: T - English - Romance/Hurt/Comfort - Chapters: 1 - Words: 1,917 - Reviews: 10 - Favs: 49 - Follows: 72 - Published: 7/26 - Lelouch L., Yuigahama Y., Yukino Y.
A Certain Demon Emperor by Dath Zion reviews
It was known as magic, an escape for those bound by the laws of the world. To Lelouch, it had just been a means to an end but the cold sparks of fate were absolute and destiny had already carved the path he would choose. Would he destroy this world or create it anew?
Crossover - Code Geass & Toaru Majutsu no Index/とある魔術の禁書目録 - Rated: T - English - Mystery/Romance - Chapters: 6 - Words: 13,164 - Reviews: 4 - Favs: 56 - Follows: 74 - Updated: 7/21 - Published: 2/17 - Lelouch L., Aiwass, Coronzon
Shaman King Geass by gundam1 reviews
The King of Spirits has seen the suffering of the world of Code Geass and now has chosen a hero with calm and gentle heart to save the people the Shaman named Yoh. YohxAnya and LelouchxShirley i don't own anything
Crossover - Shaman King & Code Geass - Rated: T - English - Adventure/Supernatural - Chapters: 1 - Words: 977 - Reviews: 3 - Favs: 2 - Follows: 2 - Published: 7/18 - [Yoh A., Anya A.]
Web of Rebellion by KnightSpark reviews
Lelouch has been through an interesting turn of events. On top of gaining a power that allows him to control people, he also gains the abilities of a spider from being bitten by one. Now, he must not only liberate a country that lost its independence and name, but be a defender of the people. He must be amazing. He must be spectacular. He must be... Spider-Man.
Crossover - Spider-Man & Code Geass - Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 4,229 - Reviews: 4 - Favs: 27 - Follows: 39 - Updated: 7/6 - Published: 8/29/2023 - Lelouch L., C.C.
Code Fantasy - R0: Warriors of Light by DarkFusion reviews
One year prior to his fated meeting that will grant him the Geass, Lelouch is offered power from a different Source in exchange for becoming a hero for more than just one world. In doing so he finds himself down a path of heroism that he will be anything but alone in walking, yet this path will lead into conflict with foes more fearsome than what Britannia could bring.
Crossover - Code Geass & Final Fantasy XIV - Rated: T - English - Fantasy/Adventure - Chapters: 10 - Words: 208,575 - Reviews: 60 - Favs: 161 - Follows: 201 - Updated: 7/4 - Published: 3/26/2022 - Lelouch L., Kallen S., Alphinaud L.
Code Hellsing - Trial of Blood and Geass by GalaxyZerob reviews
A vow is made. A monster is ordered to protect a prince banished to a faraway land, blood will be spilt- and drank as an exile begins to bring an empire to it's knees. Will Lelouch Vi Britannia be able to maintain his humanity, or is he destined to become a monster himself? Code Geass Centric with Hellsing elements and characters. [Contains Fem!Alucard/Girlycard]
Crossover - Hellsing & Code Geass - Rated: M - English - Supernatural/Drama - Chapters: 1 - Words: 2,465 - Reviews: 7 - Favs: 54 - Follows: 65 - Published: 7/1 - [Seras, Alucard, Kallen S., Lelouch L.]
Code War Front Turning Point by jetslinger333 reviews
Imagine what could Lelouch do with the knowledge he learned from his previous life and used it to both Win the War and changing the world at the same time.
Crossover - Valkyria Chronicles & Code Geass - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 4,291 - Reviews: 2 - Favs: 12 - Follows: 13 - Published: 6/25
The Road to Hell by Scapel reviews
Taylor Hebert left powerless after Gold Morning and raked by helplessness was forced to live a meaningless life in Area 11 she finally found meaning after one night of a return to normalcy (for her).
Crossover - Code Geass & Worm - Rated: T - English - Sci-Fi/Adventure - Chapters: 19 - Words: 151,633 - Reviews: 69 - Favs: 271 - Follows: 353 - Updated: 6/23 - Published: 9/18/2022 - Skitter
Code Jedi: Cornelia Strikes Back by DarkerEvening reviews
An alliance has been formed between Britannia and the Galactic Empire. Zero, Luke, and the rebels have been branded as wanted fugitives. When Saitama Ghetto is attacked, the rebels intervene to stop it, only to face against a cunning, new enemy. One who seeks vengeance and is ready to launch her ruthless counterattack. Expanded three-shot revision of Stage 12 from Code Jedi: R1.
Crossover - Star Wars & Code Geass - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 13,962 - Reviews: 4 - Favs: 41 - Follows: 37 - Published: 6/23 - Luke S., Darth Vader, Lelouch L., Cornelia L.B.
The Man of Miracles: Zero by Immortal Dragon 22 reviews
From the moment his mother died and his sister was crippled, Lelouch knew this world to be cruel. However, with the Power of the King in his hands, he will do the world a favor. For selfish reasons, he will rise and be its savior. For he is The Man of Miracles. For he is Zero! Now, bear witness to his miracle. (Previously The Knight of Rebellion) (AU)
Crossover - Code Geass & Anime X-overs - Rated: T - English - Sci-Fi/Fantasy - Chapters: 5 - Words: 50,588 - Reviews: 17 - Favs: 52 - Follows: 51 - Updated: 6/20 - Published: 7/12/2022 - Lelouch L., Zero
Demon Emperor and Demon King by Imperator's slave reviews
Lelouch expected many things after his death. What he didn't expect was to find himself in the war between seven wizards and historical figures. Still, the prize seems nice enough so he might as well take it. Not to mention working with a fellow demon might be a unique experience.
Crossover - Fate/stay night & Code Geass - Rated: M - English - Adventure/Fantasy - Chapters: 31 - Words: 491,372 - Reviews: 1287 - Favs: 2,568 - Follows: 2,893 - Updated: 6/15 - Published: 2/11/2020 - [Oda Nobunaga, Lelouch L.] Saber, Avenger
Code Geass: Riseheart of the Rebellion by Darkscythe Drake reviews
Zero was thought dead; murdered by the Britannians after the failed Black Rebellion. But the truth is beyond what anyone imagined: on that fateful island, a sudden encounter would change the Prince's life forever giving him the chance to obliterate his enemies once and for all...but at the risk of bringing down the cosmos with his wrath. One-shot
Crossover - Yu-Gi-Oh & Code Geass - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 2,254 - Reviews: 6 - Favs: 17 - Follows: 16 - Published: 6/13 - Lelouch L. - Complete
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