From Joystiq (a few weeks ago):
You know how it goes — they always offer the first fix for free. And then, when you need more, you have to pay up. A2M and 505 Games have employed this classic strategy for the release of a new piece of Naughty Bear DLC, dubbed “Chapter 9.” The [...]

[ April 15, 2010; 10:00 am; ] Ubisoft annonce que de nouveaux contenus pour le jeu Tom Clancy’s Splinter Cell Conviction seront disponibles gratuitement tous les jeudis, à partir du 15 avril 2010.    Les joueurs pourront pimenter leur expérience de jeu grâce à de nouvelles armes, des tenues et une map inédite pour le mode Opérations Spéciales : cette [...]

From IGN:
Apparently, irony escapes EA Montreal, as April Fools’ Day last week saw the release of new DLC for Army of Two: The 40th Day. "Chapters of Deceit" is the equivalent of a deleted scene (or 10) for Army of Two: TFD, ostensibly aimed at filling in some of the gaping story holes in [...]

From Kotaku (via Joystiq):
For [Patrice] Desilets, however, 2009 and the making of Assassin’s Creed II was a wild ride, one of nervousness and frustration, some far-flung trips, at least one bout of vertigo, the affirmation of one major addition to the game and the painful decision to make a few — possibly temporary — [...]

From GameTrailers:
A nice preview of the upcoming downloadable content (available in January and February 2010), narrated by Ubisoft Montreal creative director Patrice Désilets.
 
Celebrate the Holiday season with two downloadable content releases for Assassin’s Creed II, including the Battle of Forli and the Bonfire of the Vanities.

Video Games | Assassin’s Creed II [...]

From gametrailers.com:
Here is a trailer for the upcoming Prince of Persia downloable content, which should be available on February 26.
 

 
Source

From bigdownload.com:
If you enjoyed the PC version of Ubisoft’s recent revamp of Prince of Persia, get ready for some bad news. While the Xbox 360 and PS3 versions of the action-adventure game will be getting a downloadable expansion pack that will continue the game’s storyline, PC owners won’t get that opportunity.
Big Download emailed [...]