The 20 Best Madden Games, Ranked By Metacritic
John Madden's final flight ticket up for bid at Heritage Auctions
John Madden Football: Championship Edition
John Madden missed out on much money in video game decision
Madden NFL Mobile Cheats & Cheat Codes for Mobile - Cheat Code Central
What are the Most Expensive Video Games of All Time?
The Holy Grail of Madden Football Games
The History of Football Games - GameSpot
John Madden Football auction: Copy of classic games sells for
What are the Most Expensive Video Games of All Time?
Madden+NFL+98+%28Sony+PlayStation+1%2C+1997%29 for sale online
John Madden, Hall of Fame coach and broadcaster, dies at 85
These 3 games sold for close to a million dollars at auction