http://www.amazon.com/Stronghold-Kin...dp/B0083LD2TE/



Click the Link and download free button and go through the process to register and purchase the game for free. Within a few minutes, you should get an email telling you that you have a $9.99 promo credit for this game: http://www.amazon.com/gp/product/B009YKVRYU/ When you click the buy button you should see that $9.99 credit in your cart and you can checkout for free.