Found this over on Major Nelson's blog today:
Content: Tom Clancy's Rainbow Six Vegas 2: Gift Pack DLCSo for all of you out there (except you readers in Germany) that play RSV2 - Have fun and get playing.
Availability: Not available in Germany
Dash Text: [ESRB: M (Mature) BLOOD,INTENSE VIOLENCE,STRONG LANGUAGE] As a thank you gift to our community, Ubisoft Montreal is pleased to announce free Multiplayer DLC for Tom Clancy's Rainbow Six® Vegas 2. This free map pack includes reworked versions of familiar favorites to storm your way through: Calypso Casino, Murdertown – Dark and CQB Training – Dark. Experience your favorite game modes in a whole new light!