First you need all 297 Madden Card. Then pick a Madden Card you don't want like Sugar Buzz and sell all the cards you have for Sugar Buzz and till you have zero for that card. Then start buying Madden Cards, each time you buy a pack of Madden card you will receive a John Madden All Millennium Team. It will not show up in the pack, but you will receive one John Madden All Millennium Team each pack you buy.