Code Geass, but... what if? A four-film re-adaptation of the anime series Code Geass: Lelouch of the Rebellion. Each film has several plot changes, as stated by Taniguchi, to give you more "what if" scenarios leading up to the new film.
3-part theatrical film remake of the first 2 seasons of the parent anime.
Code Geass: Lelouch of the Rebellion
Official List