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William Kempner
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MIA

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TeamMIA PosRP Age25
ThrowsR $/Game-4.2 RCL R%0

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Razzball 2026 rest of season projections for William Kempner of the Miami Marlins have him as the #763 ranked player and #371 relief pitcher (RP) worth $-12.5 in standard 12 team 5x5 mixed leagues for fantasy baseball.

Jump to: Season Stats || Monthly Stats || Game Log || Player Rater || 2026 Fantasy Outlook
Grey Albright's 2026 Player Summary

William Kempner Stats

GGSQSWLSVHLDIPTBFHERHRBBKERAFIPWHIPBABIPH/9K/9BB/9HR/9K%BB%$
Last 7 Days
Last 30 Days
Season
ROS Proj2300110223.41042111313244.264.521.480.3018.19.25.01.223.012.9-12.5

William Kempner 2026 Projections | Preseason

GGSQSWLSVHLDIPTBFHERKBBERAFIPWHIPK/9BB/9HR/9K%BB%$All Rank
Preseason (Grey)
Preseason (Steamer)2600110326.4117251425144.744.701.478.44.61.021.011.6-9.7790
Prospectonator60003360.0266542862344.261.479.35.21.123.212.9-6.6

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 2013-2026.
PeriodTeamGGSQSWLSVHLDBFIPHERHRBBKERAFIPWHIPBABIPHR/9BB/9K/9$
2013 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2014 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2015 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2016 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2017 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2018 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2019 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2020 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2021 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2022 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2023 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2024 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2025 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2026 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --

William Kempner Stats | Monthly

William Kempner 2026 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-16.5-4.7-0.5-15.40.1-0.1-1.6364742
MLB 10 Y!-16.5-4.7-0.5-15.40.1-0.1-1.6364741
MLB 12 ESPN-12.5-5.4-0.5-11.00.0-0.2-1.8371763
MLB 12 Y!-12.5-5.4-0.5-11.00.0-0.2-1.8371759
MLB 14 ESPN-8.8-6.3-0.5-7.80.1-0.1-1.5353745
MLB 14 Y!-8.8-6.3-0.5-7.80.1-0.1-1.5353744
MLB 15 ESPN-8.3-6.7-0.6-6.80.1-0.2-1.8366794
MLB 15 Y!-8.3-6.7-0.6-6.80.1-0.2-1.8366793
MLB 16 ESPN-8.5-6.9-0.6-6.70.0-0.2-2.0353808
MLB 16 Y!-8.5-6.9-0.6-6.70.0-0.2-2.0353808
AL 10
NL 10-6.5-5.20.1-7.10.00.0-0.5143421
AL 12
NL 12-5.3-6.10.1-5.90.00.0-0.5152456

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 12-9.1-5.4-0.9-7.00.1-0.2-2.10.00.0361471
6x6 (QS) Y! 12-9.1-5.4-0.9-7.00.1-0.2-2.10.00.0361471
6x6 (Holds) ESPN 12-41.5-7.3-1.6-25.00.1-0.2-3.20.0-12.6384620
6x6 (Holds) Y! 12-41.5-7.3-1.6-25.00.1-0.2-3.20.0-12.6384620
7x7 ESPN 12-52.0-7.4-0.9-31.50.0-0.1-1.80.0-18.7376623
7x7 Y! 12-52.0-7.4-0.9-31.50.0-0.1-1.80.0-18.7376623

William Kempner Fantasy Baseball | Preseason Player Rater

$Point Shares$W$$SV$$ERA$$WHIP$$K$Pos RkTot Rk
MLB 10 ESPN-12.6-5.7-1.1-9.2-0.1-0.6-2.6409805
MLB 10 Y!-5.8-3.3-0.9-2.6-0.1-0.4-2.8394644
MLB 12 ESPN-9.7-5.8-0.7-6.9-0.1-0.4-2.6392790
MLB 12 Y!-7.3-4.0-1.2-2.8-0.2-0.6-3.5395685
MLB 14 ESPN-6.6-5.9-0.4-4.90.0-0.2-2.1393787
MLB 14 Y!-8.5-4.7-1.5-2.7-0.3-0.8-4.2394730
MLB 15 ESPN-6.5-6.0-0.4-4.4-0.1-0.2-2.4394808
MLB 15 Y!-9.4-5.1-1.7-2.6-0.4-0.9-4.8398757
MLB 16 ESPN-6.0-6.1-0.3-4.30.0-0.2-2.2392834
MLB 16 Y!-10.3-5.4-1.9-2.8-0.5-1.0-5.1400805
AL 10
NL 10-4.0-5.90.1-4.20.0-0.1-0.8187449
AL 12
NL 12-2.9-6.10.1-3.40.00.0-0.6166470

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 12-8.3-5.8-1.1-4.6-0.1-0.5-3.00.0402525
6x6 (Holds) ESPN 12-8.3-5.8-1.1-4.6-0.1-0.5-3.00.076525
7x7 ESPN 12-48.7-10.1-3.8-12.8-1.0-1.8-7.20.0-23.1376674

William Kempner 2026 Projections | Preseason

GGSQSWLSVHLDIPTBFHERKBBERAFIPWHIPK/9BB/9HR/9K%BB%$All Rank
Preseason (Grey)
Preseason (Steamer)2600110326.4117251425144.744.701.478.44.61.021.011.6-9.7790
Prospectonator60003360.0266542862344.261.479.35.21.123.212.9-6.6

William Kempner Fantasy Outlook For 2026

Grey Albright Player Summary

Player data for William Kempner maintained by | Updated: