Is this Mark McGwire Rookie Authentic? - Blowout Cards Forums

repacks / Blowout Buzz

Readers Write: What about the unlabeled Topps Relic cards? - Beckett News

This card has the blue line along the bat, and also a yellow circle on his face. Scratch is on the case not the card. Inside hard plastic case.

Topps Rookie Mark McGwire #580 Baseball Card ERROR CARD Blue Line/Yellow Circle

Superfractors / Blowout Buzz

The Big 5 — A Rundown of Major Mark McGwire Rookie Cards – Wax Pack Gods

Mark McGwire Autograph Help? - Blowout Cards Forums

2021 Topps Clearly Authentic Baseball Checklist, Set Details, Boxes, Date

6 Most Valuable Mark McGwire Rookie Cards - Old Sports Cards

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1987 tops Mark Mcgwire rookie card

Mark Mcgwire rookie card

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2000 MLB Showdown - [Base] - 1st Edition #412 - Mark McGwire

World Baseball Classic / Blowout Buzz