McGwire, a 12-time All-Star, has several valuable trading cards that were produced during his 16-year career. Today, we are highlighting the 10 biggest Mark McGwire card sales of all time.

Now, fans and collectors have a unique opportunity to own a piece of history with Pricing Culture | Oct 30, 2023 Mark McGwire Sports Card Listed for $5,000 on Secondary Market / ...

Injury has rendered McGwire almost powerless for Cards Column by Sean McAdam / The Providence (R.I.) Journal<br><br><br>ST. LOUIS -- He stands, sometimes sits, in the dugout, still an awesome ...

CardsHQ breaks down the value of a Tom Brady 1/1 patch card, Ken Griffey auto, and Mark McGwire auto, as he decides if he should complete the deal for $1050.

Legendary baseball player Mark McGwire's 1999 Upper Deck Black Diamond Piece of History Mark McGwire PSA 9 POP3 No 10’s! trading card has surfaced on the secondary market with a price tag of $3,000.