Gamestop Weekly Ad: 50% Extra trade in credit

Gamestop came out with their Weekly Ad and it features:

• DS games Pokemon Black and Pokemon White 34.99 each

Save $10 on the following:

• Starcraft 2 (PC) now49.99

• Call of Duty Black Ops PS3, Xbox 360 now 49.99 each, Wii  now 39.99

• Sniper Xbox 360 29.99

• Rock Band 3 PS3, Xbox360 49.99 each Wii now 39.99

Additionally there offering and extra 50% in-store credit when you trade in your games toward the purchase of  any pre-owned games, accesories and systems.

These deals last from January 7-13 2011.