The online marketplace giant is introducing a price guide for trading cards that draws on actual marketplace data from completed and paid transactions, collectible news site CLLCT reported last week.

There will forever be a tug of war between the on-field performance of an NFL quarterback and his perceived value in the football trading card market. Sometimes it adds up, like the prolific market ...

Protecting your valuable trading cards is crucial to maintaining their condition and value. Here are the top five toploaders for trading cards, each with unique features that make them stand out.