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Code Tenno Uprising of the Void by EvaShinobiKaiserKnight reviews
The New War may have ended and the mystery of the Zariman has yet to be discovered but fools tampering with the Void and drawn the brave and honorable Tenno to topple yet another Empire. Fools seek to challenge God to a duel to the death and in response God answered the challenge and sent forth his devils to punish them. Now I ask what is a King to the eldritch power of the Void?
Crossover - Code Geass & Warframe - Rated: M - English - Sci-Fi/Supernatural - Chapters: 12 - Words: 130,130 - Reviews: 22 - Favs: 60 - Follows: 55 - Updated: 9h - Published: 8/28 - Nunnally L., Nemo, Excalibur, Operator
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: 27 - Words: 321,158 - Reviews: 173 - Favs: 595 - Follows: 722 - Updated: 23h - Published: 11/13/2021 - Lelouch L., Kallen S., Naoto S., Tanya
As Below, So Above by astrocitizen reviews
In a particularly twisted reality, the machinations of both the living and the dead are confounded as the World of C is slowly revealed to be more than believed. The afterlife soon becomes a new front in the battle for the future of humanity.
Crossover - Code Geass & Helluva Boss - Rated: M - English - Humor/Drama - Chapters: 6 - Words: 47,833 - Reviews: 5 - Favs: 12 - Follows: 13 - Updated: 11/7 - Published: 10/10 - Lelouch L., Blitzo
Outcasts by Moonwalker148 reviews
He just happened to be at the wrong place, at the wrong time. Now, he has to deal with an immortal witch as his sister. Follow the adventures of Izuku and his three friends as they try to enjoy their school lives while being the outcasts of their school (Plan to update every week)
Crossover - Code Geass & My Hero Academia/僕のヒーローアカデミア - Rated: T - English - Friendship - Chapters: 5 - Words: 21,735 - Reviews: 2 - Favs: 29 - Follows: 43 - Updated: 11/6 - Published: 9/30 - C.C., Izuku M., Hitoshi S., Mei H.
Justice League of the Rebellion R2 by patrickthenobleman reviews
The Empire has fallen, the League's unity is shattered, darkness gathers in strength as the world becomes more and more savage. The only hope Earth has is for one of their own to rise like a Bat Outta Hell to rally the League once more under the banner of Justice. Burdened with a dark glory he must press on to save the world. For beyond the Savage there is the God of Evil.
Crossover - Justice League & Code Geass - Rated: T - English - Adventure/Drama - Chapters: 9 - Words: 80,017 - Reviews: 38 - Favs: 50 - Follows: 43 - Updated: 11/4 - Published: 3/4 - [Kallen S., Lelouch L.] Darkseid, Vandal Savage
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: 26 - Words: 375,513 - Reviews: 1091 - Favs: 667 - Follows: 598 - Updated: 11/2 - Published: 1/15/2021 - Bumblebee, Optimus Prime, Lelouch L., Kallen S.
Code Geass: Paladins of Voltron by W.I.T.C.H.-and-Naruto-Gurl reviews
One day on a hiking trip, the student council from Ashford Academy discover a cave filled with lion and catlike drawings. Within the cave they discover a huge robotic lion that is one of seven pieces to a giant robot named Voltron: the Defender of the Universe. Will Voltron be enough to free Japan? (I own nothing.)
Crossover - Code Geass & Voltron: Legendary Defender - Rated: T - English - Adventure/Sci-Fi - Chapters: 46 - Words: 445,019 - Reviews: 1010 - Favs: 523 - Follows: 519 - Updated: 11/1 - Published: 2/25/2017 - Lelouch L., Suzaku K., Kallen S., Princess Allura
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: 27 - Words: 395,951 - Reviews: 1119 - Favs: 2,154 - Follows: 2,468 - Updated: 11/1 - Published: 2/11/2020 - [Oda Nobunaga, Lelouch L.] Saber, Avenger
DW: Night Baron Case Files: Corpse Party by Multiverse Learner 101 reviews
Team TARDIS, in their usual travels with the Doctor, had ended up in a mysterious dimension. Little did they know that whatever lies beyond the TARDIS are dangers that anyone may not survive. Although, Team TARDIS aren't just anyone. Luckily or unluckily, such misfortune follows them to Heavenly Host.
Crossover - Toaru Majutsu no Index/とある魔術の禁書目録 & Code Geass - Rated: K+ - English - Sci-Fi/Horror - Chapters: 27 - Words: 137,980 - Reviews: 28 - Favs: 8 - Follows: 8 - Updated: 11/1 - Published: 5/27 - Tōma K., Misaki Shokuhō
Yu-Gi-Oh! Code GX by TM11 reviews
Lelouch thought that he would die. That had been the plan all along. Zero Requium, the plan that would bring unite the world and bring peace. For the plan to work, Lelouch needed to die. He had come to terms with his fate; but, then...why was he waking up in the middle of a fire?
Crossover - Yu-Gi-Oh GX & Code Geass - Rated: T - English - Fantasy/Drama - Chapters: 5 - Words: 27,971 - Reviews: 36 - Favs: 155 - Follows: 179 - Updated: 10/31 - Published: 6/28/2016 - Jaden Y./Jūdai Y., Lelouch L., C.C.
DW: 10DA: Ashford Mayhem by Multiverse Learner 101 reviews
Shirley Fenette, Milly Ashford, Rivalz Cardemonde, and Nina Einstein appeared to have stumbled into a secret that Lelouch had been hiding for who knows how long. But they didn't think the secret was anything less than ordinary as they get dragged into adventures of time and space.
Crossover - Code Geass & Doctor Who - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 2 - Words: 5,969 - Reviews: 3 - Favs: 10 - Follows: 12 - Updated: 10/28 - Published: 10/22 - 10th Doctor, Lelouch L., Shirley F., Nunnally L.
The White Mask of Sins (Code Geass & Hazbin HotelHelluva Boss) by AZ23AJ reviews
What if CC had a friend from another world and summoned after the Fall of the Black Rebellion to help her? Let's how this new masked person who happens to be an actual demon does in the world of Geass. Rated M for Mature, OCS, AU bit, and OC/Harem
Crossover - Code Geass & Hazbin Hotel - Rated: M - English - Supernatural - Chapters: 13 - Words: 25,235 - Reviews: 16 - Favs: 38 - Follows: 32 - Updated: 10/26 - Published: 8/29 - [OC, C.C.]
The Demon Emperor of the Seventh Heaven by Dath Zion reviews
It was known as 'The knowledge of the Hidden', something that falls outside the scope of common thinking, something incomprehensible and indecipherable to the common masses. Born into a new world after the Zero Requiem, Lelouch found a new purpose for himself. Would he destroy this world or would he create it anew?
Crossover - Code Geass & Toaru Majutsu no Index/とある魔術の禁書目録 - Rated: T - English - Supernatural/Adventure - Chapters: 6 - Words: 28,074 - Reviews: 36 - Favs: 118 - Follows: 150 - Updated: 10/25 - Published: 8/15
The Road to Hell by Scapel reviews
Taylor Hebert after gold morning left powerless and raked by helplessness forced to live a meaningless life in Area 11 found meaning and purpose after one night of a return to normalcy (for her).
Crossover - Code Geass & Worm - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 20,657 - Reviews: 14 - Favs: 88 - Follows: 118 - Updated: 10/21 - Published: 9/18 - Skitter
Code Geass: Lelouch of the Grand Order by sephiroth12285 reviews
To protect his sister and himself from Britannia's politics following Japan becoming Area 11 he made a deal with the Head of the Animusphere Family. In exchange for becoming a master for Chaldea when the time came Lelouch and Nunnally would be hidden and protected. Lelouch travels to Chaldea to fulfill his end of his agreement unaware of what is awaiting him. Has a Tvtropes page.
Crossover - Fate/stay night & Code Geass - Rated: T - English - Adventure/Fantasy - Chapters: 14 - Words: 119,795 - Reviews: 236 - Favs: 560 - Follows: 659 - Updated: 10/17 - Published: 11/26/2020 - Hakuno K., Ritsuka F., Lelouch L.
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: 13 - Words: 94,833 - Reviews: 134 - Favs: 436 - Follows: 506 - Updated: 10/17 - Published: 11/3/2021 - C.C., Kallen S., OC, Albedo
Lelouch Meets Jessica Jones by Windrises
Lelouch enlists Jessica Jones to help him stop Prince Schneizel.
Crossover - Code Geass & Jessica Jones - Rated: T - English - Mystery - Chapters: 1 - Words: 1,369 - Favs: 1 - Follows: 1 - Published: 10/15 - Lelouch L., Schneizel E.B., Jessica J. - Complete
Ode to Hoi Polloi by definitely a sadomasochist
Or, Kawo has a Geass. Crossover that could only be born out of my deranged mind. Discontinued? (maybe probably i dunno)
Crossover - Evangelion & Code Geass - Rated: T - English - Humor/Drama - Chapters: 2 - Words: 1,398 - Published: 10/15 - Kaworu N., Lelouch L., Marianne vB.
Code Jedi - R1: Lelouch of the Rebel Alliance by DarkerEvening reviews
Luke Skywalker and his friends find themselves on a world ruled by the ruthless Britannian Empire. Soon, they cross paths with an exiled prince, who comes to wield a mysterious power. Two rebellions will unite as one in a fight for freedom against Britannia and the Galactic Empire. But when Darth Vader arrives... Hell is sure to follow. (Revision of R1 and The Empire Strikes Back)
Crossover - Star Wars & Code Geass - Rated: T - English - Sci-Fi/Adventure - Chapters: 20 - Words: 324,797 - Reviews: 522 - Favs: 337 - Follows: 350 - Updated: 10/12 - Published: 8/10/2021 - Luke S., Darth Vader, Lelouch L., C.C.
The Balance Code by Nenkuuy reviews
The Star Wars universe is inhabited by the characters of Code Geass, and their intervention is already changing the known story. Lelouch Lamperouge intends to take revenge on the Republic and the Jedi for his expulsion from the Order. However, he has no idea yet that one of those he intends to take revenge on is his childhood best friend.
Crossover - Star Wars & Code Geass - Rated: T - English - Angst/Adventure - Chapters: 6 - Words: 29,448 - Reviews: 2 - Favs: 6 - Follows: 5 - Published: 10/10 - Lelouch L., Suzaku K., Kallen S., Rivalz C.
DW: Childhood Memories by Multiverse Learner 101 reviews
Side stories of at least five specific companions of the Doctor, forming the Jack of All Trades (JOATs) of Team TARDIS. Here are each self-contained arcs that dealt with the companions in their lives that couldn't be written down in one simple book. For there are too many to count.
Crossover - Code Geass & Toaru Majutsu no Index/とある魔術の禁書目録 - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 2 - Words: 6,143 - Reviews: 1 - Favs: 3 - Follows: 2 - Updated: 10/9 - Published: 9/20
The inverted chessboard by Nenkuuy reviews
This Galaxy has been inverted and twisted like that chessboard. The unprecedented happened: the Darkness served the ideas of justice and democracy, and the Light became a slave to the Empire. Darth Zero pressed his palms forcefully into the starry distance. In that moment, as the remnants of his soul were torn apart by grief, a shroud of memory obscured his eyes.
Crossover - Star Wars & Code Geass - Rated: K+ - English - Angst/Drama - Chapters: 1 - Words: 2,333 - Reviews: 2 - Favs: 5 - Follows: 5 - Published: 10/9 - Lelouch L., Suzaku K., Kallen S., Schneizel E.B. - Complete
Gundam Freedom: Richard by Perseus12 reviews
Gundam/Code Geass/Naruto Crossover. Rescued from near death and adopted at the age of 10 by a Romalian officer, a boy is thrown into a world of giant machines called Mobile Suits. Discarding his old name and given a powerful mobile suit, he will have experience family, friendship, and war. This is the life of a mobile suit pilot named, Richard Walker. Naruto/Richard x Harem.
Crossover - Code Geass & Naruto - Rated: M - English - Adventure/Sci-Fi - Chapters: 31 - Words: 47,091 - Reviews: 125 - Favs: 355 - Follows: 338 - Updated: 10/7 - Published: 9/21/2014 - Cecile C., Euphemia L.B., Naruto U., Hinata H.
Zero the Knightmare Slayer by jetslinger333 reviews
Some people would call Lelouch Vi Britannia many things: a liar, backstabber, tyrant, and others when he began his path of revenge. But what if He experienced someone else's life and knows that person's endeavor would make him a better person in life? This is how it Began.
Crossover - Code Geass & Kimetsu no Yaiba/鬼滅の刃 - Rated: T - English - Adventure/Spiritual - Chapters: 4 - Words: 21,583 - Reviews: 27 - Favs: 113 - Follows: 115 - Updated: 10/5 - Published: 1/18
Ichika's New Life at Kuoh by HispanicBriton3876
[AU] The young boy who would become Orimura Ichika was rescued by Shinomono Tabane instead of Hida 'Chifiyu' Reiri. Lelouch vi Brittania met a weird old man the day of his banishement, who introduced the ex prince to the wonders of the female form. How would two simple changes affect the wider world?
Crossover - High School DxD/ハイスクールD×D & Code Geass - Rated: M - English - Sci-Fi/Romance - Chapters: 1 - Words: 3,293 - Favs: 8 - Follows: 6 - Published: 10/4 - Complete
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