Before his famous 1989 Upper Deck rookie card, Ken Griffey Jr. appeared on several minor league cards during his prospect ...

While the usual culprit when discussing a new Griffey record is often his iconic 1989 Upper Deck rookie card, this time it’s a more niche entry getting the attention.

Add Yahoo as a preferred source to see more of our stories on Google. Have you ever flipped through an old box and stumble across an Upper Deck Griffey that's been hiding for years? I did earlier this ...

Is The 1989 Upper Deck Ken Griffey Jr. the next $10,000 card? See why his rookie card is exploding in price.

The worst kept secret is making an impact on the sports cards world. A single base card that was once selling for less than a cheeseburger at McDonalds, is now selling for more than the set itself.

Though Ken Griffey Jr.’s 1989 Upper Deck rookie card is by far his most famous card — and among the most iconic in history — it isn’t his most valuable card. That distinction currently belongs to his ...

Shohei Ohtani’s popularity within the sports card hobby isn’t slowing down as a nears a milestone currently held by the king of ’90s baseball cards. Ohtani ranks No. 2 only behind Hall of Famer Ken ...

Have you ever flipped through an old box and stumble across an Upper Deck Griffey that's been hiding for years? I did earlier this year. I remember how Upper Deck took the card world by storm when ...