With the fourth and final movie, Code Geass: Akito the Exiled 4, premiering on July 4, a new visual featuring Suzaku Kururugi and Lelouch Lamperouge has been featured June issue of NewType which can be purchased here.
The third movie episode, Code Geass: Akito the Exiled 3 – The Brightness Falls, premiered on May 2 and here’s the TV commercial for it:
The first promotional video was also streamed last December:
http://www.dailymotion.com/video/x2cvrzp_code-geass-boukoku-no-akito-3-pv_news
A new visual for the OVA was also revealed:
Code Geass: Akito the Exiled is a theatrical OVA. It was officially announced in the bonus materials of Code Geass: The Miraculous Birthday. The new theatrical OVA is directed by Kazuki Akane (of Vision of Escaflowne and Noein: Mou Hitori no Kimi e fame) and once again features original character designs by CLAMP. It is a side-story that occurs between seasons one and two of Code Geass.
Code Geass: Akito the Exiled 3 – The Brightness Falls synopsis from Haruhichan:
Third episode of Code Geass: Boukoku no Akito.
