When first saw the new PV trailer I spotted a new keyblade while Sora was in his drive mode and thanks to someone named Paul from the Ultimania comments section, he was able to freeze the trailer and circle a pretty clear shot of the new keyblade...here's the link:
http://img286.imageshack.us/img286/9157/newkh2keyblade3mx.jpg
*Oathkeeper*
http://img286.imageshack.us/img286/9157/newkh2keyblade3mx.jpg
*Oathkeeper*