All this week the Xbox Marketplace is offering all Battlefield Xbox 360 games at a 50% discount. Click purchase link to see a full listing of cheap games.

For this week only you can save 50% on these Xbox arcade games:

• A World of Keflings 800 points 400 points
• Worms 2: Armageddon 800 points 400 points
• Worms 2: Armageddon Battle Pack 400 points 200 points
• Raskulls 800 points 400 points

All this week the Xbox Marketplace is offering a cheap game deal on Sonic 4: Episode 1, a brand new 2D platforming Sonic game.  It features the same 2-dimensional gameplay as the Sonic games of old, now rendered in glorious HD.