Hope this is in the right place and not a repost.
So basically trade in any PS3, XBOX 360, Wii or DS game worth the value of £34.99 and get mario galaxy 2 for "free".
Available from the 11th of June (They advise to reserve then trade)
Trade-in terms and conditions
1. We will accept original PlayStation 3, Xbox 360, Nintendo DS and Nintendo Wii games.
2. All traded-in games must be in fully working order, complete with instruction book and of satisfactory quality. We will check that the game is genuine. We reserve the right to decline to accept any game which we feel is not of satisfactory quality. The store managers decision on this matter is final.
3. It is a legal requirement if you trade in any game that we record your name and address. The information we are collecting from you is solely for HMRC purposes and we will not be using the information for any marketing purposes.
4. The trade in value printed above or on promotional material is an indication but will change daily. For the latest value of your game, please check our Which games? section or ask in any of our participating stores.
5. Argos reserves the right to alter or amend the value of the gift voucher offered as a trade in value.
6. We reserve the right to stop accepting certain games for trade-in at any time.
7. We will not accept imported games.
8. We will only accept trade in games from customers who are dealing with us as a consumer and if we suspect that you are operating on a commercial basis we will decline to trade with you.
9. We reserve the right to refuse to accept multiple copies of the same game or stock believed to have been sourced through a trade buyer.
10. The gift voucher can be used as full or part payment against any product on sale at Argos and cannot be used for online or telephone purchases. The gift voucher must be spent within 3 years of issue.