Troy Aikman Trios Auto Autograph Sports Card Listed at $5,000 Former football quarterback Troy Aikman is a legendary figure in the world of sports.

The controversy around the Olympics triple autograph card shows how custom art cards can confuse collectors—learn how to spot the difference, avoid scams, and protect your collection.

The National Treasures Auto Souvenir Cuts Autograph Browns Otto Graham 14/33 2012 card represents a chance to own a piece of American football history.