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.
With apologies to a certain Ripken brother, the 1989 Upper Deck Ken Griffey Jr rookie card was the hottest card of 1989. It was also among the hottest cards of the 2020-2021 pandemic buying frenzy.
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Ken Griffey Jr. Cards: Top 5 Most Valuable in 2025
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 ...
Ken Griffey Jr. and Ken Griffey Sr. had an open conversation, and now, they want their fans to have the same ones with their families as well. The former MLB players and father-and-son duo spoke to ...
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