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William Kempner
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TeamMIA PosRP Age24
ThrowsR $/Game-5.0 RCL R%0

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Razzball 2025 rest of season projections for William Kempner of the Miami Marlins have him as the #994 ranked player and #549 relief pitcher (RP) worth $-14.5 in standard 12 team 5x5 mixed leagues for fantasy baseball.

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Grey Albright's 2025 Player Summary

William Kempner Stats

GGSQSWLSVHLDIPTBFHERHRBBKERAFIPWHIPBABIPH/9K/9BB/9HR/9K%BB%$
Last 7 Days
Last 30 Days
Season
ROS Proj30000003.112320134.374.661.450.3038.78.72.90.022.511.7-14.5

William Kempner 2025 Projections | Preseason

GGSQSWLSVHLDIPTBFHERKBBERAFIPWHIPK/9BB/9HR/9K%BB%$All Rank
Preseason (Grey)
Preseason (Steamer)
Prospectonator60003360.0264603052274.441.447.84.11.119.810.3-7.5

William Kempner Projections | Streamonator (Subscribe/login to see pitcher projections)

William Kempner daily MLB projections and fantasy value for probable starts in next 7-10 days. LU=Lineup. If the lineup has been released and incorporated into the projections, it is listed as "Live".

William Kempner Projections | DFS (Subscribe to see DFS MLB projections)

William Kempner daily fantasy baseball projections for DFS sites such as DraftKings and FanDuel. LU=Lineup. If the lineup has been released and incorporated into the projections, it is listed as "Live".

William Kempner Trade Value | Try our free Fantasy Baseball Trade Analyzer to evaluate trade offers.

William Kempner Game Log | Games Started

OPPDECIPBFPCHRERBBKERAFIPWHIPBABIPHRProj $Act $

William Kempner Game Log | Last 30 Day Relief Appearances

OPPDECIPStartIPBFPCHRERBBKHRERAFIPWHIP$

William Kempner Stats | Season

William Kempner stats and 5x5 fantasy value from 2013-2025.
PeriodTeamGGSQSWLSVHLDBFIPHERHRBBKERAFIPWHIPBABIPHR/9BB/9K/9$
2013 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2014 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2015 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2016 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2017 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2018 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2019 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2020 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2021 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2022 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2023 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2024 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2025 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --

William Kempner Stats | Monthly

William Kempner 2025 fantasy value by month for 5x5 leagues.
GGSQSWLSVHLDIPHERKBBERAFIPWHIPBABIPH/9K/9BB/9HR/9$$/G$

William Kempner Fantasy Baseball | Rest of Season Player Rater

$Point Shares$W$$SV$$ERA$$WHIP$$K$Pos RkTot Rk
MLB 10 ESPN-22.5-5.2-1.0-20.00.20.3-3.05421036
MLB 10 Y!-17.3-5.1-3.8-9.90.20.9-5.8554902
MLB 12 ESPN-14.5-6.1-0.9-12.10.10.3-2.9549994
MLB 12 Y!-14.2-6.1-3.4-7.50.10.8-5.2552911
MLB 14 ESPN-11.0-7.1-0.9-8.50.10.3-3.05461020
MLB 14 Y!-13.7-6.9-3.5-6.60.00.7-5.2555958
MLB 15 ESPN-10.8-7.6-1.2-7.40.10.3-3.65561041
MLB 15 Y!-13.4-7.4-3.5-6.20.00.6-5.2556971
MLB 16 ESPN-10.2-8.0-1.1-7.00.10.2-3.45461078
MLB 16 Y!-13.1-7.8-3.4-5.9-0.10.5-5.1556991
AL 10
NL 10-7.9-5.50.1-8.10.00.1-1.0270575
AL 12
NL 12-5.9-6.50.1-6.30.00.1-0.8254605

William Kempner Fantasy Baseball | Rest of Season Player Rater (non-standard 5x5)

$Point Shares$W$$SV$$ERA$$WHIP$$K$$QS$$HLD$Pos RkTot Rk
6x6 (QS) ESPN 12-11.3-6.1-1.5-7.80.20.3-3.50.00.0569702
6x6 (QS) Y! 12-10.9-6.0-2.6-5.80.00.6-4.10.00.0555695
6x6 (Holds) ESPN 12-55.6-7.4-4.0-21.10.00.3-8.00.0-23.8569875
6x6 (Holds) Y! 12-13.2-8.7-2.1-5.5-0.10.2-3.10.0-3.5562717
7x7 ESPN 12-25.3-7.5-2.2-25.90.00.2-4.40.06.0450662
7x7 Y! 12-13.9-9.0-2.1-6.0-0.10.2-3.10.0-3.9546694

William Kempner Fantasy Baseball | Preseason Player Rater

William Kempner Fantasy Baseball | Preseason Player Rater (non-standard 5x5)

$Point Shares$W$$SV$$ERA$$WHIP$$K$$QS$$HLD$Pos RkTot Rk
6x6 (QS) ESPN 12
6x6 (Holds) ESPN 12
7x7 ESPN 12

William Kempner 2025 Projections | Preseason

GGSQSWLSVHLDIPTBFHERKBBERAFIPWHIPK/9BB/9HR/9K%BB%$All Rank
Preseason (Grey)
Preseason (Steamer)
Prospectonator60003360.0264603052274.441.447.84.11.119.810.3-7.5

William Kempner Fantasy Outlook For 2024

Grey Albright Player Summary

Player data for William Kempner maintained by | Updated: