Extended Play Download Days promo offers savings on the more popular content.

Mass Effect: Bring Down the Sky screenshot

Microsoft has announced that for a limited time - until the end of October - it'll be offering a selection of Xbox 360 DLC at a cheaper price.

The Extended Play Download Days promotion on Marketplace is offering discounts of up to 60% and includes content for Oblivion, Beautiful Katamari, Mass Effect, Lost Odyssey, Forza 2 and Guitar Hero III.

Head over to Majornelson.com for a full list of discounted content.