Code Geass Crossovers
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A Certain Scientific Demon by ThatDesGuy reviews
Re-write of Index Code. Messing around with the laws of physics can have somewhat odd consequences. So has Academy City bitten off more than it can chew with accidentally bringing forth the Demon Emperor in their midst? Will jump back and forth between the Railgun and Index story-lines, along with some AU stuff as well.
Crossover - Code Geass & Toaru Majutsu no Index/とある魔術の禁書目録 - Rated: M - English - Sci-Fi/Supernatural - Chapters: 5 - Words: 18,615 - Reviews: 75 - Favs: 188 - Follows: 220 - Updated: 6/25/2014 - Published: 2/6/2014 - Lelouch L.
Transformers Geass RX: The Last Sanctuary by Autistic-Grizzly reviews
Six months after the siege of Tokyo a new adventure starts when Megatron attacked the capital of Britannia forcing the most unlikely of heroes to find a new force to reple the evil attacking the empire
Crossover - Code Geass & Transformers - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 16,722 - Reviews: 24 - Favs: 20 - Follows: 14 - Updated: 6/24/2014 - Published: 9/30/2012 - Shirley F., Megatron
A World In Flames by catnip513 reviews
Due to the actions of the European Union and the Holy Britannian Empire, three new factions are founded in the Code Geass universe. When Britannia invades Japan, it triggers a series of events that will change the Code Geass world forever. AU Code Geass world. Rated M for freedom.
Crossover - Command & Conquer & Code Geass - Rated: M - English - Chapters: 4 - Words: 15,889 - Reviews: 26 - Favs: 47 - Follows: 52 - Updated: 6/24/2014 - Published: 10/19/2013
Everything that Lives Will Eventually Die by With Death Comes More Death reviews
Everything that has ever lived will eventually die. That's the only thing that stays constant in the world Lelouch lives in, a world where giant, man-eating monsters known as Titans freely roam the earth. To some, this fact can be depressing. But to him, it serves as his inspiration. Because he knows that the same rule can be applied to the Titans.
Crossover - Code Geass & Attack on Titan/進撃の巨人 - Rated: M - English - Adventure/Angst - Chapters: 1 - Words: 4,147 - Reviews: 16 - Favs: 64 - Follows: 86 - Published: 6/21/2014 - Lelouch L., Mikasa A., Armin A.
Code: Fog by Sacchin reviews
Lelouch was finally enjoying his life in Japan after being banished. When Britannia begins its invasion however, his life takes a drastic turn, he delves deep into the Fog.
Crossover - Code Geass & Arpeggio of Blue Steel/蒼き鋼のアルペジオ - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 20,283 - Reviews: 45 - Favs: 156 - Follows: 193 - Updated: 6/21/2014 - Published: 12/24/2013
Raging Battles Continue by CrimsonSonja reviews
After Lelouch dies, he is taken to the Soul Society by one Captain of Squad 5, Ichigo Kurosaki. All to soon, Lelouch finds he is not out of the battle life yet. He encounters old and new enemies. Lil surprise in store for Nonally, too!
Crossover - Bleach & Code Geass - Rated: K+ - English - Spiritual/Hurt/Comfort - Chapters: 5 - Words: 10,314 - Reviews: 18 - Favs: 33 - Follows: 52 - Updated: 6/20/2014 - Published: 11/9/2010 - Ichigo K., Lelouch L.
Mobile Suit Gundam UC: The Code of Possibility by Infinite Chronicles reviews
It is the year 0096 of the Universal Century and the Neo Zeon remnants known as the Sleeves have waged war against the Federation over Laplace's Box, an item that was both curse and prayer. But the Holy Britannian Empire also has their eyes on the Box and now the Box's key, Banagher Links, must choose his side and unlock the possibility within mankind with his Unicorn Gundam
Crossover - Gundam UC & Code Geass - Rated: T - English - Sci-Fi/Romance - Chapters: 2 - Words: 13,200 - Reviews: 16 - Favs: 21 - Follows: 24 - Updated: 6/19/2014 - Published: 6/13/2014 - [Banagher Links, Nunnally L.] [Full Frontal, C.C.]
A Sayin and a Britannian by rsox1122 reviews
7 years have passed since the young Sayin Gohan defeated the evil monster Cell. His homeland was invaded by the imperial power known as Britannia. He has teamed up with the Black Knights, a group that fights for justice. Can Gohan and the Black Knights defeat Britannia? Are there any other evil forces out there waiting for Gohan?
Crossover - Dragon Ball Z & Code Geass - Rated: T - English - Adventure - Chapters: 2 - Words: 3,309 - Reviews: 8 - Favs: 8 - Follows: 12 - Published: 6/16/2014
Heaven's Little Mistake by SpawnofAnarion reviews
Well, somebody really messed up. Lelouch(at end of R2, do not read if before this) has died. His soul was supposed to go to heaven... but due to a clerical error, he is resurrected in the world of Harry Potter. Can two of the least capable angels in existence get him back before he wreaks havoc on God's plans...? No, probably not.
Crossover - Harry Potter & Code Geass - Rated: T - English - Fantasy/Drama - Chapters: 3 - Words: 4,960 - Reviews: 18 - Favs: 101 - Follows: 126 - Updated: 6/13/2014 - Published: 5/23/2014 - Lelouch L.
Code Heart: Un Amor Codificado by Nekita Sakura reviews
[CCSXCG/SakuraXLelouch] Tras todo lo ocurrido con Zero, la normalidad siguio en la vida para Lelouch. Pero tras el nacimiento de sus hijos, algo extraño estaba por pasar. ¿Como era eso posible? C.C Habia asegurado que no podría pasar nunca. ¿Un Geass Duplicado & Transferido? ¡Atrevete a Seguir leyendo! ¡Esto Aun No Ha terminado! [Retomando la Fic]
Crossover - Card Captor Sakura & Code Geass - Rated: T - Spanish - Romance/Drama - Chapters: 11 - Words: 18,649 - Reviews: 1 - Favs: 8 - Follows: 8 - Updated: 6/8/2014 - Published: 12/27/2012 - Sakura K., Lelouch L.
Death and Freedom are Tiwns by AnimeLover186 reviews
Edward is a child of prophecy destined to save the world, the future world.A group of people calling themselves "Britannian's" are taking over the future world which Edward is destined to so what is the consequence that Edward shall face at the end?Read to find out. One-Shot.
Crossover - Fullmetal Alchemist & Code Geass - Rated: K+ - English - Sci-Fi - Chapters: 1 - Words: 1,428 - Reviews: 1 - Favs: 5 - Follows: 1 - Published: 6/7/2014 - Alphonse E., Edward E., Lelouch L., Charles dB. - Complete
Code Keyblade by Shade the Hero reviews
Death is not the destination, only the beginning of another journey.
Crossover - Kingdom Hearts & Code Geass - Rated: T - English - Adventure/Suspense - Chapters: 3 - Words: 6,540 - Reviews: 22 - Favs: 31 - Follows: 40 - Updated: 5/31/2014 - Published: 4/15/2014 - Sora, Riku, Lelouch L., Suzaku K.
The Eye of the Mage by Anon11202 reviews
Harry is imprisoned within a magic proof cell, he has lived far too long but has nothing left to live for. Suddenly a woman with bronze hair forces him into signing a contact, how will this affect him and will he be able to escape the manipulations of his enemies? Harry/Multi, Vengeful Harry, Bad Dumbledore, Weasley bashing, HP and Code Geass crossover, Time-Travel and adult themes
Crossover - Harry Potter & Code Geass - Rated: M - English - Adventure/Supernatural - Chapters: 4 - Words: 10,159 - Reviews: 19 - Favs: 255 - Follows: 308 - Updated: 5/22/2014 - Published: 5/19/2014 - Harry P., Hermione G., Daphne G., Luna L.
True Justice by Valefar Upson reviews
Slightly modified, but this is a story revolving around the characters of Code Geass and Death Note struggling to realize their goals in a very competitive world. With elements such as the detective L, the mysterious god of justice, Kira, the shadowy terrorist, Zero, the crushing might of Britannia, and countless others, this is not a fight of who will win, but who will survive?
Crossover - Death Note & Code Geass - Rated: T - English - Suspense/Adventure - Chapters: 8 - Words: 23,960 - Reviews: 27 - Favs: 20 - Follows: 32 - Updated: 5/22/2014 - Published: 4/3/2014
Ashford Academy Host Club by triplechocolatte reviews
Just a drabble I thought of a while ago and decided to finally publish. The host club has been transferred over to Ashford Academy and Tamaki and Kyoya want to start the host club there, but as with any club, they must first present the club to the student council. . .
Crossover - Ouran High School Host Club & Code Geass - Rated: K+ - English - Chapters: 1 - Words: 1,028 - Reviews: 16 - Favs: 36 - Follows: 32 - Published: 5/21/2014 - Tamaki S., Kyōya O., Lelouch L., Milly A. - Complete
Code Ryuki by Spartan719 reviews
Lelouch accepted Kanzaki's invitation to the Rider War and became a Kamen Rider to participate. Lines between friendship blurs, people die, monsters attack, and a tournament for a wish. There's only one rule in the Rider War: "You don't fight, you don't survive." Slight AU.
Crossover - Code Geass & Kamen Rider - Rated: T - English - Drama/Adventure - Chapters: 7 - Words: 34,239 - Reviews: 41 - Favs: 50 - Follows: 39 - Updated: 5/17/2014 - Published: 5/23/2013 - Lelouch L., Suzaku K.
Lelouch Effect by Nicholas.Diego reviews
Zero Requem Sucsess, but ruined by diethard record. At 2004 ATB Britannian manned misiion to the darkside of the moon found alien facility who contain warning for younger species. Lelouch must come back to take mantle of responsibility and to safe humanity and whole galaxy? from incoming old threat. ME First contact AU and CG continued stories new in writing, sory for bad grammer
Crossover - Code Geass & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 2,482 - Reviews: 10 - Favs: 40 - Follows: 41 - Published: 5/15/2014 - Lelouch L., C.C., Illusive Man, N. Dunn
Keeper Overlord by MM Browsing reviews
He lost it all from a great evil, then he will use a greater evil to take it all back. He will be the Overlord.
Crossover - Code Geass & Overlord - Rated: M - English - Fantasy - Chapters: 1 - Words: 14,872 - Reviews: 6 - Favs: 68 - Follows: 37 - Published: 5/13/2014 - Complete
Geass Effect by rap1532 reviews
It's been centuries since Lelouch vi Britannia a young former prince killed his father and created a new gentle world for all. Lelouch he was a Emperor for justice, centuries after he gained his fathers code he now faces a new enemy that seeks to destroy everything in its path. Will he unite the Galactic Community to face it, or shall he do it alone? Bad summery maybe, picky jeez:D
Crossover - Code Geass & Mass Effect - Rated: T - English - Adventure - Chapters: 2 - Words: 3,202 - Reviews: 19 - Favs: 66 - Follows: 69 - Updated: 5/4/2014 - Published: 5/2/2014
Code geass: Hiro the Blood warrior by 888WhiteQueen18 reviews
Hi! this is my first story ever!
Crossover - Code Geass & Princess Resurrection/怪物王女 - Rated: K - English - Tragedy - Chapters: 6 - Words: 15,451 - Reviews: 9 - Favs: 4 - Follows: 4 - Updated: 5/1/2014 - Published: 10/9/2012 - C.C., Hiro H.
Sinister Six by Spartan036 reviews
After Lelouch's victory, desperate times call for desperate measures as Cornelia gets her hand on a tesseract. She assembles a team of the most deadliest criminals to free the world but will this team survive the regime or better yet...themselves? After all, even villains have a hero in them but will it be enough to slay a demon?
Crossover - Marvel & Code Geass - Rated: T - English - Adventure/Crime - Chapters: 2 - Words: 4,977 - Reviews: 5 - Favs: 10 - Follows: 8 - Updated: 4/25/2014 - Published: 4/20/2014 - Lelouch L., Kallen S., Rolo L., Euphemia L.B.
Casualties of War by curiosity-killed-the-cat-58 reviews
After the Zero Requiem the Knights of the Round were re-established, now the 'Defenders of the Peace'. For years there was no threat - until a band of rogue ninjas trespassed on UFN territory and murdered Lord Ashford. What does this mean for the future of the Hidden Villages and the UFN? Rated T for possible gore.
Crossover - Naruto & Code Geass - Rated: T - English - Angst/Mystery - Chapters: 4 - Words: 10,184 - Reviews: 1 - Favs: 11 - Follows: 17 - Updated: 4/18/2014 - Published: 4/2/2014 - Naruto U., Neji H., Gino W., Kallen S.
Code Geass: Nunnally's Wish by The Fanfic Stealer reviews
A broken woman with nothing to lose makes a desperate wish, and Demon Emperor Lelouch suddenly finds himself back in Shinjuku, where it all started. But before he can start making changes, things are already... different. God!Harry/Harem Lelouch/Harem
Crossover - Harry Potter & Code Geass - Rated: M - English - Humor/Adventure - Chapters: 2 - Words: 2,717 - Reviews: 42 - Favs: 292 - Follows: 366 - Updated: 4/14/2014 - Published: 10/4/2011 - Harry P., Nunnally L.
The Cart Driver by Yesserson reviews
Lelouch Lamperouge's purported death left the world on the path to the gentler world he dreamed of for his sister, but dreams only last so long. If only that such peace would be permanent, that such lessons would endure the perpetual sands of time. However, the world is faced with a reality of war and pain and suffering. Surprisingly, an answer comes from the back of a truck.
Crossover - Mario & Code Geass - Rated: T - English - Drama/Romance - Chapters: 1 - Words: 6,527 - Reviews: 2 - Favs: 1 - Follows: 1 - Published: 4/13/2014 - [Lelouch L., Kate N.] Mario
Emperors Redemption by bladex454 reviews
Lelouch in the buffyverse.
Crossover - Angel & Code Geass - Rated: M - English - Adventure - Chapters: 5 - Words: 4,692 - Reviews: 3 - Favs: 4 - Follows: 6 - Updated: 4/11/2014 - Published: 11/18/2013 - Lelouch L.
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