Evan Longoria ignited the card-collecting social media world this week when he posted a baseball card he recently signed for Topps. Sure, Longoria has plenty of signed cards — well over 1,000 ...

Former Cincinnati Reds outfielder Adam Duvall signed a baseball card with a special message and sent a video for a young baseball player who, like Duvall, has Type 1 diabetes. Topps tweeted Monday ...

Come 1991, collectors just kind of assumed the year's hottest baseball card would come from premium card maker Upper Deck. Of course, few imagined it would be a card of a basketball player!