Both collectors and investors are setting their sights on football cards, finding the rarest and most valuable pieces that can offer the most return. Whether you're a seasoned collector or a ...

And the most valuable ones can be worth millions of dollars ... Kansas City Chiefs quarterback Patrick Mahomes is one of just a few football cards to make the list. "Outside of Jerry Rice, there's not ...

Its combination of rarity, an on-card autograph, and the fact that its Brady’s rookie card has made it one of the most valuable football cards ever sold, with some reaching into the seven-figure ...