Yet more stuff is availabe to download from the Xbox Marketplace including lots of packs for Kingdom Under Fire.
Here's a sneak peak:
KUF:COD Accessory Pack 3...Hats Galore: 150 MS Points and available everywhere.
KUF:COD Accessory Pack 4...Mask or Accessor-eyes: 130 MS Points and available everywhere.
KUF:COD Accessory Pack 5...Weird & Wonderful: 100 MS Points and available everywhere.
KUF:COD Accessory Pack…ALL SETS COMBINED: 500 MS Points and available everywhere.
Theres also a free song for Guitar Hero III players to download.