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GK
Grant Koch
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PP
Pittsburgh Pirates
4
cards
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2025 Topps Chrome Baseball
(1)
Rookie Autographs
#RA-GKO
2025 Topps Chrome Update Series Baseball
(1)
Rookie Debut Patch Autographs
#RDPA-GK
2025 Topps Update Series Baseball
(2)
Base
#US28
Base - Golden Mirror Image Variations
#US28
Pittsburgh Pirates