Console Monster writes: "The 9th September has arrived, along with the first downloadable content for the newly-released: The Beatles: Rock Band. Only one Arcade title releases today, after an error with Wallace and Gromit in Last Resort and there's some Game Add-ons for Texas Hold 'em and Buku Sudoku. Here is the full Xbox Live Marketplace update for Wednesday 9th September 2009:
Sonic & Knuckles
Price: 400 Microsoft Points (Free Trial available)
Size: 29 MB
The blue hedgehog and the red echidna were sworn adversaries in Sonic 3, but in this platform adventure, Knuckles realises that he's been just a pawn in the schemes of Dr. Eggman (AKA Dr. Robotnik). Knuckles, the former adversary now supports Sonic to chase the common enemy, and each must use their strengths in order to acquire the priceless Master Emerald and save Angel Island. This game requires the Xbox 360 hard drive or the 512MB Memory Unit for storage..."