Microsoft and Square Enix have just recently announced that they are collaborating. They plan to release a DLC weapon for Serah for Final Fantasy XIII-2 exclusively on the Xbox 360 consoles.
The weapon, named Azrael will be available on day one when the game is released, meaning January 31st, 2012 for North America and Asia and it should be available day one when the game is released in Europe on February 3rd. It will be sold for 80 MS Points
Source: Square-Enix Press Twitter
Final Fantasy XIII Japanese Commercial 1 HD
Final Final Fantasy XIII Trailer (Translated)Final Final Fantasy XIII Japanese TrailerFinal Fantasy XIII Release Date Announcement Video
Noob at intro's... FFXIII - Promised Eternity - Piano Cover Final Fantasy XIII-2 Digital Contents Selection Attack on Titan Guy Humps Hornets' Nest, Dies Hope y'all like Android/iOS junk Time Gate: Minimum Game Cancel Stupid Things You Used to Believe Final Fantasy XIV: A Realm Reborn relaunches this summer on PC and PS3 Square Enix Origin Forum
Japan: December 17th 2009
NA: March 9th 2010
Europe: March 9th 2010 Japan: December 15th 2011 NA: January 31st 2012 Europe: February 3rd 2012 Japan: TBA NA: TBA Europe: TBA Japan: October 13th 2011 NA: TBA Europe: TBA
