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Seth Halvorsen
Projections & Stats

COL

Player Information

TeamCOL PosRP Age25
ThrowsR $/Game-0.8 RCL R%3
Razzball 2025 rest of season projections for Seth Halvorsen of the Colorado Rockies have him as the #357 ranked player and #57 relief pitcher (RP) worth $-5.7 in standard 12 team 5x5 mixed leagues for fantasy baseball.

Jump to: Season Stats || Monthly Stats || Game Log || Player Rater || 2024 Fantasy Outlook
Grey Albright's 2025 Player Summary

Seth Halvorsen Stats

GGSQSWLSVHLDIPTBFHERHRBBKERAFIPWHIPBABIPH/9K/9BB/9HR/9K%BB%$
Last 7 Days40010114.016421254.505.281.500.3759.011.34.52.331.312.5-0.3
Last 30 Days1300113312.0521483796.006.531.750.33310.56.85.32.317.313.5-5.1
Season2900114428.71212814414264.404.541.470.3168.88.24.41.321.511.6-14.2
ROS Proj3600223736.01543615416313.834.721.440.3229.07.84.01.020.410.4-5.7

Seth Halvorsen 2025 Projections | Preseason

GGSQSWLSVHLDIPTBFHERKBBERAFIPWHIPK/9BB/9HR/9K%BB%$All Rank
Preseason (Grey)31054.0564.191.139.3-1.0293
Preseason (Steamer)65003351664.8279653156284.824.801.427.83.81.120.29.9-3.3365
Prospectonator

Seth Halvorsen Projections | Streamonator (Subscribe/login to see pitcher projections)

Seth Halvorsen 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".

Seth Halvorsen Projections | DFS (Subscribe to see DFS MLB projections)

Seth Halvorsen 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".

Seth Halvorsen Trade Value | Try our free Fantasy Baseball Trade Analyzer to evaluate trade offers.

Seth Halvorsen Game Log | Games Started

OPPDECIPBFPCHRERBBKERAFIPWHIPBABIPHRProj $Act $

Seth Halvorsen Game Log | Last 30 Day Relief Appearances

OPPDECIPStartIPBFPCHRERBBKHRERAFIPWHIP$
Jun 16@WSHSV91.03150001000.006.071.0036.2
Jun 12SFW91.04131001100.004.082.008.7
Jun 10SFHLD71.03120000200.00-0.930.0016.7
Jun 8NYM71.061832202118.0012.083.00-66.0
Jun 3@MIASV91.03150000000.003.070.0050.1
Jun 2@MIAHLD81.03170000100.001.080.009.2
May 30@NYM81.04112110019.0016.082.00-46.6
May 27@CHC81.0380001000.006.071.00-12.2
May 25NYY91.05151001100.004.082.00-18.5
May 23NYYHLD81.03130001100.004.081.00-4.7
May 19PHI80.771954401151.430.007.46-99.9
May 17@ARISV91.04140001000.006.091.0036.2
May 16@ARI80.342121110030.000.009.09-88.0
May 11SD91.03100000100.001.110.009.2
May 9SD71.03140000200.00-0.900.0016.7
May 7DET71.76241001300.001.291.2023.2
May 4@SF70.3261000000.000.003.03-59.0
Apr 30ATLHLD81.03150000200.00-0.930.0016.7
Apr 29ATL81.05122110009.003.082.00-46.6
Apr 26CIN81.0380000000.003.030.001.7
Apr 25CIN91.03110000100.001.030.009.2
Apr 22@KCBSV91.04112110009.003.032.00-46.6
Apr 20WSH81.35211000200.000.030.7513.5
Apr 15@LAD81.07263111009.006.024.00-74.3
Apr 10MIL91.04120001100.003.961.00-4.7
Apr 9MIL90.372826331190.000.0015.15-99.9
Apr 4ATH92.06201000200.000.850.5023.8
Apr 2@PHI80.74121001100.000.002.99-40.1
Mar 29@TBSV81.34140000100.001.110.0064.6

Seth Halvorsen Stats | Season

Seth Halvorsen stats and 5x5 fantasy value from 2013-2025.
PeriodTeamGGSQSWLSVHLDBFIPHERHRBBKERAFIPWHIPBABIPHR/9BB/9K/9$
2013 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2014 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2015 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2016 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2017 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2018 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2019 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2020 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2021 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2022 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2023 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
2024COL120021224612.08222131.463.900.810.2141.51.59.5-10.1
2025COL2900114412129.02814414264.404.541.470.3161.34.48.2-14.2

Seth Halvorsen Stats | Monthly

Seth Halvorsen 2025 fantasy value by month for 5x5 leagues.
GGSQSWLSVHLDIPHERKBBERAFIPWHIPBABIPH/9K/9BB/9HR/9$$/G$
March10000101.300100.001.530.000.0000.06.80.00.00.09.7
April1000000010.3126865.234.481.740.3339.97.05.20.9-20.1-16.6
May1100011110.0126965.405.631.800.3709.98.15.41.8-14.4-12.3
June60010226.042623.004.201.000.2316.09.03.01.55.00.9
August10000000.300000.003.030.000.0000.00.00.00.0-12.6-11.1
September90021229.382921.934.851.070.2227.78.71.91.95.81.9

Seth Halvorsen Fantasy Baseball | Rest of Season Player Rater

$Point Shares$W$$SV$$ERA$$WHIP$$K$Pos RkTot Rk
MLB 10 ESPN-11.2-2.90.3-11.70.1-0.7-0.256408
MLB 10 Y!-4.9-2.91.2-5.40.5-1.7-0.589297
MLB 12 ESPN-5.7-3.00.3-6.10.1-0.8-0.257357
MLB 12 Y!-3.5-3.01.1-3.80.4-1.7-0.583327
MLB 14 ESPN-2.5-3.10.3-3.10.1-0.7-0.156361
MLB 14 Y!-1.6-3.11.0-2.30.5-1.4-0.378321
MLB 15 ESPN-1.8-3.10.3-2.20.1-0.8-0.257378
MLB 15 Y!-1.5-3.10.9-2.00.4-1.5-0.472336
MLB 16 ESPN-1.2-3.10.3-1.80.2-0.7-0.255387
MLB 16 Y!-1.1-3.10.9-1.60.4-1.4-0.470344
AL 10
NL 10-1.3-1.8-0.1-2.20.0-0.10.130234
AL 12
NL 120.6-1.6-0.1-0.30.0-0.10.130244

Seth Halvorsen 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 12-3.4-3.00.5-3.90.2-0.9-0.30.00.055149
6x6 (QS) Y! 12-2.4-2.90.8-2.90.3-1.3-0.40.00.076168
6x6 (Holds) ESPN 12-9.8-2.30.5-1.2-0.2-2.5-1.20.0-6.258176
6x6 (Holds) Y! 12-1.3-2.60.3-0.50.0-0.9-0.40.0-0.757144
7x7 ESPN 12-2.0-2.40.3-2.7-0.1-1.3-0.70.01.554140
7x7 Y! 12-1.8-2.70.3-0.80.0-0.9-0.40.0-0.958147

Seth Halvorsen Fantasy Baseball | Preseason Player Rater

$Point Shares$W$$SV$$ERA$$WHIP$$K$Pos RkTot Rk
MLB 10 ESPN-5.9-3.60.2-5.4-0.1-1.3-0.382342
MLB 10 Y!-1.3-1.80.3-0.6-0.2-1.3-0.5120305
MLB 12 ESPN-3.3-3.40.3-3.3-0.1-1.0-0.275365
MLB 12 Y!-2.1-2.00.2-0.5-0.4-1.7-0.7122352
MLB 14 ESPN-1.5-3.10.3-1.80.0-0.8-0.273374
MLB 14 Y!-2.3-2.20.2-0.2-0.4-2.0-0.9120378
MLB 15 ESPN-1.0-2.90.3-1.30.0-0.8-0.274391
MLB 15 Y!-2.6-2.20.20.0-0.5-2.3-1.0122414
MLB 16 ESPN-0.8-2.80.3-1.10.0-0.8-0.269413
MLB 16 Y!-2.9-2.30.2-0.1-0.5-2.4-1.1122437
AL 10
NL 10-0.5-2.30.0-1.00.0-0.4-0.127237
AL 12
NL 120.7-2.00.00.10.0-0.3-0.127256

Seth Halvorsen Fantasy Baseball | Preseason Player Rater (non-standard 5x5)

$Point Shares$W$$SV$$ERA$$WHIP$$K$$QS$$HLD$Pos RkTot Rk
6x6 (QS) ESPN 12-2.2-3.40.4-2.2-0.1-1.1-0.20.0104185
6x6 (Holds) ESPN 12-2.2-3.40.4-2.2-0.1-1.1-0.20.060185
7x7 ESPN 12-10.9-3.10.5-5.3-1.1-4.5-1.80.00.3120225

Seth Halvorsen 2025 Projections | Preseason

GGSQSWLSVHLDIPTBFHERKBBERAFIPWHIPK/9BB/9HR/9K%BB%$All Rank
Preseason (Grey)31054.0564.191.139.3-1.0293
Preseason (Steamer)65003351664.8279653156284.824.801.427.83.81.120.29.9-3.3365
Prospectonator

Seth Halvorsen Fantasy Outlook For 2024

Grey Albright Player Summary

Player data for Seth Halvorsen maintained by | Updated: