There are 2 Mark McGwire Checklist trading cards tracked on HobbyCardIndex, spanning Baseball. The most valuable is the Mark McGwire Checklist [Proof] #140 at $13.49 raw.

Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/mark-mcgwire-checklist

Mark McGwire Checklist Cards

2 cards · Baseball

All Mark McGwire Checklist Cards

Mark McGwire Checklist [Proof] #140

1998
$13.49

Mark Mcgwire Checklist #270

1997
$1.49

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