Christian Koss baseball cards
9 cards in 4 sets, 7 of them rookie cards (San Francisco Giants).
2025 Topps Chrome Update Series 3 cards
| # | Subset | Team | |
|---|---|---|---|
| USC26 | Base Set | San Francisco Giants | RC |
| AC-CK | Chrome Update Autograph Cards | San Francisco Giants | RC Auto |
| RDPA-CK | MLB Rookie Debut Patch Autographs | San Francisco Giants | RC Auto Relic |
2025 Topps Inception 1 card
| # | Subset | Team | |
|---|---|---|---|
| FMAR-CK | MLB First Milestone Autograph Relics | San Francisco Giants | RC Auto Relic |
2025 Topps Update Series 3 cards
| # | Subset | Team | |
|---|---|---|---|
| US174 | Base Set | San Francisco Giants | RC |
| US174 | Golden Mirror Image Variation | San Francisco Giants | RC |
| US214 | Real One Autographs | San Francisco Giants | RC Auto |
2026 Topps Series 2 2 cards
| # | Subset | Team | |
|---|---|---|---|
| 472 | Base Set | San Francisco Giants | |
| 472 | Golden Mirror Base Image Variations | San Francisco Giants |