Ken Griffey Jr. and the Enduring Sports Cards of the 80s and 90s Griffey's 1989 Upper Deck Star Rookie card is the most iconic of the past 35 years. He has seven rookie cards, all part of his most ...

Johnson may very well have done the same. Luckily, though, we'll never need to know or care, because Griffey Jr. crafted something just as eternal as his polished and admiring swing over the weekend.