William Kempner
Miami Marlins
PPitcher · #71
- Bats
- R
- Throws
- R
- Born
- San Jose, CA, USA
- MLB Debut
- 2026-05-05
- Bats
- R
- Throws
- R
- Born
- San Jose, CA, USA
- MLB Debut
- 2026-05-05
2026 Season
- 9
- G
- 1
- W
- 0
- L
- 2.92
- ERA
- 14
- SO
- 0.97
- WHIP
Career
- 9
- G
- 1
- W
- 0
- L
- 2.92
- ERA
- 14
- SO
- 0.97
- WHIP
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0
Rookie Cards
0
Autographs
0
Relics
2022
First Year
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4 Cards Across 3 Products
| # | Set | Team | eBay |
|---|---|---|---|
| BD-3 | BASE CARDS1st | SF |  Find this card on eBay |
| BDC-3 | CHROME BASE CARDS1st | SF | Find this card on eBay |
| # | Set | Team | eBay |
|---|---|---|---|
| BD-3 | BASE CARDS FIRST EDITION1st | SF | Find this card on eBay |
William Kempner card index (4 cards across 3 products)
2022 Bowman Draft (2)
- #BD-3 BASE CARDS
- #BDC-3 CHROME BASE CARDS
2022 Bowman Draft 1st Edition (1)
- #BD-3 BASE CARDS FIRST EDITION
2022 Bowman Draft Sapphire (1)
- #BDC-3 BASE CARDS