Following a strange dream Lelouch gains a weapon known as a Keyblade, but shortly afterwards Ashford Academy is attacked. Nunnally is abducted and he is cast away to another world. Now Lelouch must learn to use it and find allies to save his sister as others begin obtaining the Keyblade setting the stage for a conflict unlike no other. Multi-series crossover. Has a TvTropes page.

Three Gundam Build Fighters was transported to a new world and tasked to stopping an Emperor from overthrowing the gods and merging everyone into a single mind. But little do they know that old threats will come to this new world. But they will not falter and will slash through to the future! Rated M just in case.

A prince, long thought dead, returns home. But will what followed him see this world, beatiful and dangerous as it is, be destroyed?

Killed on the battlefield, Tanya is given one last chance by being thrown into a world where the power of the king is absolute.

An unknown enemy encountered during a Refrain bust leads the newly formed Black Knights to a discovery that warns of a coming global catastrophe. The question is, will they be ready in time to face it?

"Nunnally, I'm your brother," said Darth Zero. "No!" Nunnaly wispered in horror. "It's not true. It's impossible!" Classic "Luke, I am your father" scene, but with Code Geass caracters.

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)

Having been granted incredible powers, Lelouch Parker must now bear the incredible responsibility of having such powers in a world that he currently despises, and against an enemy that threatens all he holds dear.

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.

Lelouch meets Death. And by default, one Hariel Lilian Potter. Female, MoD!Harry Potter. Reincarnation.

An oppressive empire hangs over Japan in a very literal sense, in great war-balloons that live and breathe.

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.

(REVISED) What if the origin of Geass came from an infernal place? And what if the Slayer was sent to stop an invasion before it began? Rated M for language and violence. Enjoy!

It has been years since the Demonic Emperor Lelouch had been slain by Zero with a small few aware of the true events that led to his demise, but now Lelouch finds himself alive again. Drawn into a conflict much larger and dangerous than he could have imagined, has its own Tv Tropes page now, which needs updating.

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.

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.

A spinoff of my Star wars/Code Geass crossover. Years after defeating Britannia and becoming Emperor, Lelouch and his two queens reign as paragons of justice. But just as the world seems to have finally settled, a new threat emerges, greater than anything the world had ever faced before.

A day like any other, shattered as 6 people get pulled into the Digital World. Survival will be hard enough, but they may have to do even more, save both worlds.

Lelouch is gifted with a powerful machine, cable of assuring him absolute victory, no matter the odds. However, as with the power of Geass, this machine comes with a price. Can Lelouch master the Gundam or will it, like Geass, destroy him, this time for good?

A Prophesy Broken, A Command Spoken, A Requiem played, A World Remade. The Power of the Kings shall compel you live in a world of Isolation but shall grant you the power to live. But be warned for you will be compelled live in a with a different set of rules beyond mortal men. Do you have the resolve that is needed to live in such a world? I Lelouch Vi Britannian command you all...

Chasing lost Ghosts through a Vex portal, a trio of Guardians find themselves supporting an exiled prince against a human empire not unlike the Cabal. But all must stand together as the Final Shape approaches.

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.

In another time, in another world, Lelouch vi Britannia would become the Black Knight's Zero and eventually the Demon Emperor, but this story isn't about him. It is the story of one Luna vi Britannia, whose fateful meeting with CC was altered by the presence of the very Progenitor of Britannia, the Knight of Knights, and divine Arturia Pendragon. How will the world to this!

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.

To obtain peace one must be willing to either destroy everything to protect it or the ability to reach an understanding. A young man would reach to stop a war before humanity loses the chance for perpetual peace. To achieve this he needs to reach towards the Heaven's and become something more than what he is to create a kind world. Naruto x Harem