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.

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 ...

Without a doubt the 1989 Upper Deck Ken Griffey Jr rookie card is the Hobby's most iconic card since the 1952 Topps Mickey ...

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 ...

Recently in the past several months there has been a craze over Ken Griffey Jr.'s "Bubble Gum" card. Collectors and super collectors have been trying to get their hands on the 1995 Pinnacle base card ...

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 ...

The year was 1988. The sports card industry was booming, led by Topps, Donruss and Fleer. A new company called Score had just put out their first major set, and a new brand called Upper Deck—named ...