Here’s a bunch of new content coming out to the Xbox Live Marketplace from September 6-19, 2011.
| Xbox LIVE Arcade | Release Date | Price Microsoft Points |
| Crimson Alliance (Microsoft Studios) | September 7 | Free Trial |
| Leedmees for Kinect (Konami) | September 7 | 800 |
| BloodRayne Betrayal (Majesco) | September 7 | 1200 |
| Skydrift (NAMCO BANDAI Games) [Europe only] | September 7 | 1200 |
| Radiant Silvergun (Microsoft Studios) | September 14 | 1200 |
| Red Bull X-Fighters (Konami) | September 14 | 800 |
| Game Add-ons | Release Date | Price Microsoft Points |
| Crimson Alliance (Microsoft Studios) | September 7 | 800 (1 character) or 1200 (set of 3 characters) |
| Insanely Twisted Shadow Planet: Shadow Hunters (Microsoft Studios) | September 13 | 400 |
| Magic: The Gathering – Duels of the Planeswalkers 2012 Expansion (Microsoft Studios) | September 14 | 400 |
| Sales & Specials | Discount Date | Price |
| Rockstar Games Publisher Sale – Games, Add-ons, and Avatars (Rockstar Games) | September 13 – September 19 | Up to 50% off |
| Deal of the Week | Discount Dates | Price Microsoft Points |
| Battlefield: Bad Company 2 (Electronic Arts) | ||
| Onslaught Mode | September 6 – September 12 | 200 (50% off) |
| BFBC2 Vietnam | September 6 – September 12 | 600 (50% off) |
| Bad Company™ 2 VIP | September 6 – September 12 | 400 (50% off) |
| Kit Short-cut Bundle Pack | September 6 – September 12 | 600 (50% off) |
| SPECACT Upgrade Bundle | September 6 – September 12 | 240 (50% off) |
| Bad Company™ 2 Vietnam Theme | September 6 – September 12 | 120 (50% off) |
| L.A. Noire Rockstar Pass (Rockstar Games) | September 13 – September 19 | 640 (33% off) |
| Games On Demand | Release Date | |
| Way of Samurai 3 (Spike) | September 6 | |
| Sherlock Holmes (Focus Home Interactive) | September 6 | |
| Homefront™ (THQ) | September 13 | |
| Bulletstorm (Electronic Arts) | September 13 | |
| Games on Demand | Price Reduction Date | |
| Shaun White Skateboarding (Ubisoft) | September 6 | |
| Sonic & SEGA All Star Racing (SEGA) | September 6 | |
| Aliens vs. Predator (SEGA) | September 6 | |
| Virtua Tennis 2009 (SEGA) | September 6 | |
| Vanquish (SEGA) | September 6 | |
| R.U.S.E™ (Ubisoft) | September 6 | |
| Fable III (Microsoft Studios) [Mexico only] | September 6 | |
| Avatar Marketplace | Release Date | |
| Crimson Alliance (Microsoft Studios) | September 7 | |
| Adidas Originals 2 | September 8 | |
| The Gunstringer (Microsoft Studios) | September 14 | |
| Fast Five | September 15 | |
