2021 Allen & Ginter's Mark McGwire Signed Baseball Card PSA 9 DNA 10 Certified

Up for sale is a Mark McGwire 2021 Allen & Ginter’s Signed Baseball Card, graded PSA 9 with a PSA/DNA Certified Auto 10. This rare card is truly one of a kind, as it is the ONLY one ever graded in the PSA population report (POP 1/1), with none graded higher.

McGwire, a legendary slugger and member of the 500 Home Run Club, remains one of baseball’s most iconic figures. This beautifully signed card is a must-have for serious collectors, St. Louis Cardinals fans, and investment-minded buyers.

🔹 PSA 9 MINT – Near flawless condition
🔹 PSA/DNA Auto 10 – Perfect autograph grade
🔹 POP 1/1 – The ONLY one in existence!
🔹 No higher-graded versions available

Don’t miss this rare opportunity to own a truly unique piece of baseball history. Ships securely with full insurance. 

Buy with confidence!

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