Code Geass and Gundam 00 Crossovers
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Code 00: The Colorful Future by Nanashi Otosaka reviews
A drifting soul from our world collides with the world of Code Geass. With knowledge in one hand and a purpose in another, how will he change the colors of the future? (Self Insert/SI). Rating may change
Rated: T - English - Chapters: 4 - Words: 8,648 - Reviews: 22 - Favs: 110 - Follows: 147 - Updated: 5/11/2019 - Published: 6/15/2018 - Lelouch L., Nunnally L., OC
Code Geass Lelouch of the Reformation by sephiroth12285 reviews
Near the end of the year 2307 a new organization has arisen to challenge the current world seeking to end conflict through interventions using powerful weapons, but before their arrival in the grand scheme of things a high school boy sought to change the world his own way and would be joined by one who shares similar views, but can they truly change the world against such odds?
Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 5,345 - Reviews: 16 - Favs: 84 - Follows: 78 - Published: 7/21/2018 - [Lelouch L., Liu Mei]
Code Gundam Musou by Ali al-Saachez reviews
After the ordeals of Gundam Musou 3 where heroes from different worlds fought and eventually united against Knight Gundam in what turned out to be a test for humanity. He sends them to the world of Code Geass where they will confront the Britannian Empire and bring about justice and peace. However, the Britannian Empire is not the true threat that awaits...
Rated: T - English - Sci-Fi/Adventure - Chapters: 13 - Words: 66,461 - Reviews: 97 - Favs: 127 - Follows: 117 - Updated: 11/27/2015 - Published: 6/16/2014
Code Geass: Rebirth Begins Through Destruction by BahamutX978 reviews
Code Geass/Gundam 00. Young Prince Lelouch vi Britannia's life was peaceful, but that changed when a terrorist attack claimed the life of his mother. 7 years later, he is part of Celetial Being, an organization who's goal is the elimination of war.
Rated: T - English - Adventure/Sci-Fi - Chapters: 7 - Words: 30,265 - Reviews: 60 - Favs: 80 - Follows: 87 - Updated: 8/18/2014 - Published: 3/26/2009 - Lelouch L.
Quantum Shift by Manic 101 reviews
The Dialogues-to-Come have failed, and war has come to Earth. But Veda has presented a back-up plan: Time Travel. How will a new generation of Celestial Being fare in a war against Britannia, China and the EU? Will they unite the world and prepare them for the Dialogues, or will they ultimately fail like their predecessors?
Rated: T - English - Sci-Fi/Adventure - Chapters: 5 - Words: 37,801 - Reviews: 39 - Favs: 104 - Follows: 124 - Updated: 8/8/2014 - Published: 2/28/2014 - Lelouch L., Nunnally L., Lyle, Setsuna
Omega and Alpha by jetslinger333 reviews
Lelouch and Nunnally never encounter someone or something to aid them even when they were powerful machine with alien technology and A.I. at their disposal thus Lelouch and Nunnally Called themselves the Celestial Knight to destroy Britannia.
Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 5,532 - Reviews: 4 - Favs: 28 - Follows: 23 - Published: 3/26/2014
Gadessa Heights by Keita78 reviews
This is a crossover story involving characters from Gundam 00, Code Geass & Gundam Seed Destiny. The story takes place at an undetermined location on Earth in an apartment building where all the characters live together. It's supposed to be absolutely ridiculous. It is slash fiction some straight, some yaoi but nothing explicit.
Rated: K+ - English - Humor - Chapters: 3 - Words: 24,912 - Reviews: 2 - Favs: 1 - Follows: 2 - Updated: 9/5/2013 - Published: 8/10/2013 - Lelouch L., Tieria, Rolo L., Suzaku K.
Lost Words by SaraJane024 reviews
"What is it about this one person that makes me feel this way?" What if Setsuna woke up in the Code Geass world after his fight with Graham at the end of season 1? What if our lovely Lelouch found him and took him home? Setsuna x Lelouch
Rated: T - English - Romance/Drama - Chapters: 2 - Words: 1,178 - Reviews: 17 - Favs: 7 - Follows: 21 - Updated: 12/21/2012 - Published: 7/9/2011 - Lelouch L., Setsuna
GundamCode 00: The Second Advent by Wyuhin 5000 reviews
Season 2 is here at last. Memento Mori is all set and ready to fire...
Rated: T - English - Adventure/Sci-Fi - Chapters: 14 - Words: 48,390 - Reviews: 10 - Favs: 25 - Follows: 19 - Updated: 2/11/2011 - Published: 2/1/2010 - Lelouch L.
Code 00The Prelude by Wyuhin 5000 reviews
When Charles and Marianne died during the Imperium invasion of Japan, Lelouch was left alone. However, he is soon entered into another world instead...
Rated: T - English - Sci-Fi - Chapters: 6 - Words: 9,596 - Reviews: 3 - Favs: 10 - Follows: 12 - Updated: 1/25/2011 - Published: 8/22/2009 - Lelouch L., Ruido
The New Miester by VampirePrincessSemira reviews
Celestial Being and the black knights make an alliance to bring back the freedom of Japan. Kallen ends up saving one of the Gundam Miesters and once they know who she is, they plan on making her a gundam Miester in the joined alliance,will she accept.
Rated: K+ - English - Humor/Sci-Fi - Chapters: 8 - Words: 9,753 - Reviews: 3 - Favs: 6 - Follows: 6 - Updated: 3/17/2010 - Published: 12/20/2009 - Kallen S.
GundamCode 00 by Wyuhin 5000 reviews
A crossover between Code Geass and Gundam 00, thus having characters from both. Last chapter and epilogue up. Don't miss the next season coming soon.
Rated: T - English - Sci-Fi - Chapters: 28 - Words: 149,428 - Reviews: 28 - Favs: 77 - Follows: 41 - Updated: 1/10/2010 - Published: 5/26/2009 - Lelouch L. - Complete