Welcome to Xbox Swagfest!

Once a week, Xbox will ask gamers to Tweet out @Xbox #Swagfest to enter to win weekly prizes. Madden NFL 13 prizes include:

- 4 tickets to a home market game of your choice

- Signed Calvin Johnson, Jr.

- Madden NFL 13 polo

To get the first glimpse at the new Madden NFL 13, check out our demo HERE on Xbox 360 featuring the all-new physics engine and voice activated Kinect integration!