Ken Griffey Jr. is the GOAT of 90's baseball, and so are his cards. His market is hot, and so are his early inserts.

The market for the iconic Griffey Upper Deck rookie card defied all but the most bullish sales expectations, what's the ...

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 ...

According to the Mariner's team checklist on Beckett.com, the card is an insert autograph called 'True To The Game' autographs. The set also features one other dual autographed card, with Vladimir ...

RELATED: Topps Joins Repack Game with 'Instant Rips' The card has a bold autograph and an MLB logo patch from what I assumed to be a White Sox jersey that Griffey wore. It'd make for a rare card ...