Code Geass Crossovers
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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: 12 - Favs: 34 - Follows: 29 - Updated: 8/2 - Published: 3/24/2023 - Lelouch L., Cornelia L.B., Marrybell mB., Leila M.
Here We Go Again by TTY7 reviews
After the Black Rebellion, Rei decides to stay in Area 11 in order to keep an eye on Lelouch and his 'younger brother'. But can she push past mixed emotions? Can she prevent an enemy from killing her friends and brother? Will she find love along the way or will she lose everything at the hands of chaos? Sequel to A Date With Destiny.
Crossover - Sailor Moon & Code Geass - Rated: M - English - Drama/Romance - Chapters: 126 - Words: 787,544 - Reviews: 355 - Favs: 92 - Follows: 78 - Updated: 7/30 - Published: 12/16/2010 - Rei H./Raye/Sailor Mars, Lelouch L.
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: 74 - 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: 147 - Follows: 203 - 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: 42 - Follows: 66 - 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: 38 - 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: 49 - Follows: 60 - 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
When Worlds Collide by StarKing28 reviews
Through the 21st century and in the early 22nd century, Charles led his nation through an era of peace, prosperity, and technological development. Although there were some conflicts along the way, the Empire stood strong and became a spacefaring nation along with its allies. However, that peace was shattered when a mysterious portal opened in Los Angeles in 2130s.
Crossover - Code Geass & Gate - Jietai Kare no Chi nite, Kaku Tatakeri - Rated: M - English - Sci-Fi/Fantasy - Chapters: 13 - Words: 159,840 - Reviews: 89 - Favs: 272 - Follows: 304 - Updated: 6/24 - Published: 4/3/2023 - Lelouch L., Cornelia L.B., Rory, Pina
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: 270 - Follows: 350 - 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: 39 - Follows: 35 - 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: 51 - Follows: 50 - 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: 1285 - Favs: 2,560 - Follows: 2,886 - 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
Prince of Gallia by otblock57 reviews
An empire with a massive military advantage invading a smaller country rich in strategically important natural resources? Lelouch had heard that one before. However, this time around, Lelouch had the power to do something about it… for Gallia! (Lelouch reincarnates as Cordelia's older brother, becomes Archduke of Gallia.)
Crossover - Code Geass & Valkyria Chronicles - Rated: T - English - Chapters: 1 - Words: 4,335 - Reviews: 19 - Favs: 49 - Follows: 53 - Published: 6/12 - Lelouch L., Isara G., Cordelia
A Young Girl's Guerilla War by RagnartheSemiGreen reviews
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)
Crossover - Code Geass & Youjo Senki: Saga of Tanya the Evil - Rated: M - English - Adventure/Drama - Chapters: 39 - Words: 515,479 - Reviews: 301 - Favs: 1,079 - Follows: 1,277 - Updated: 6/11 - Published: 11/13/2021 - Lelouch L., Kallen S., Naoto S., Tanya
The Overlord Geass by PaulyThide reviews
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.
Crossover - Code Geass & Overlord/オーバーロード - Rated: M - English - Fantasy/Sci-Fi - Chapters: 18 - Words: 114,043 - Reviews: 174 - Favs: 650 - Follows: 714 - Updated: 6/10 - Published: 11/3/2021 - C.C., Kallen S., OC, Albedo
Rise of the Immortals by gdog1 reviews
What does the ex Demon Emperor and his Immortal Witch do when they are not longer need. They go to a new one take it over and start their own family.
Crossover - Code Geass & Game of Thrones - Rated: M - English - Adventure/Supernatural - Chapters: 19 - Words: 178,957 - Reviews: 590 - Favs: 1,830 - Follows: 2,031 - Updated: 6/8 - Published: 1/13/2019 - [Lelouch L., C.C.]
The Obedience Hero: Zero by B0OZX1 reviews
Izuku Yagi learned many things about the world, Nobody is born equal, Izuku would come home from school constantly with new marks and scars from his abuse from people who were once his friends, only his mom paid attention to his wounds. His dad paid no mind, while his sister was in the abuse. How will things change when a man who was one of his few friends ends up changing his life
Crossover - Code Geass & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Sci-Fi/Romance - Chapters: 20 - Words: 65,822 - Reviews: 1 - Favs: 25 - Follows: 24 - Published: 6/2 - Izuku M.
Rondo of Rebels and Emperors by EpicLinkSam reviews
(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?
Crossover - Code Geass & CROSS ANGE Rondo of Angel and Dragon/クロスアンジュ 天使と竜の輪舞 - Rated: M - English - Suspense/Drama - Chapters: 1 - Words: 4,204 - Reviews: 7 - Favs: 28 - Follows: 28 - Published: 6/1 - Lelouch L., Ange
For Better or Worse by TTY7 reviews
What does it take to move forward into the future? When the burden of past sins becomes too great, is it better to fade away or seek redemption? Following a disastrous trip to Japan, Minako Aino searches for these answers alongside an unlikely ally, but this comradely isn't set in stone. Everything could shatter like the glass once said to reflect happiness.
Crossover - Sailor Moon & Code Geass - Rated: M - English - Drama/Romance - Chapters: 3 - Words: 13,049 - Reviews: 6 - Favs: 6 - Follows: 5 - Updated: 5/30 - Published: 8/4/2023 - Minako A./Mina/Sailor Venus, Suzaku K.
a soul for a soul by froghurt
to ensure that whoever possesses it understands its power, the stone demands a sacrifice (AU, inspired by avengers: endgame).
Crossover - Code Geass & Avengers - Rated: K - English - Supernatural/Angst - Chapters: 1 - Words: 775 - Favs: 2 - Follows: 2 - Published: 5/30 - [Lelouch L., C.C.] Suzaku K. - Complete
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