Merrill Kelly
Texas Rangers · SP Throws: R Bats: R Height: 6'2 Weight: 202 Born: Oct 14, 1988 (36)
Percentile Ranks
vs LHH
vs RHH
K%
49.4
81.0
xWOBA
0.333 · 57%
0.303 · 70%
xSLG
44.6
67.2
 

Year Team G GS W-L IP ERA WHIP K% CSW% BB% xAVG xSLG xwOBA xISO BAR% SS% HH% GB% LD% FB% Z%
Z
Sw%
OZ%
OZ
Sw%
Apr May Jun Jul Aug Sep
202526269-7150.23.351.0723.0%0.0%7.3%.251.426.319.1769.3%30.8%44%44%22%26%48%16%52%41% 14.0 19.9 21.6 16.5 16.9 0.0
202413135-173.24.031.1721.0%0.0%6.3%.263.470.340.20710.7%33.5%41%43%23%30%47%13%53%38% 0.0 0.0 0.0 0.0 0.0 0.0
2023303012-8177.23.291.1925.9%0.0%9.4%.244.389.312.1457.8%35.1%42%46%24%24%46%18%55%42% 0.0 0.0 0.0 0.0 0.0 0.0
2022333313-8200.13.371.1422.0%0.0%7.6%.230.382.296.1538.3%31.2%37%44%22%28%49%18%51%36% 0.0 0.0 0.0 0.0 0.0 0.0
2021Diamondbacks27277-11158.04.441.2719.6%0.0%5.7%.271.432.324.1616.3%33.1%40%45%25%24%51%13%49%41% 0.0 0.0 0.0 0.0 0.0 0.0
2020Diamondbacks553-231.12.590.9623.4%0.0%3.2%.245.437.304.19211.1%36.7%40%46%23%19%49%17%51%38% 0.0 0.0 0.0 0.0 0.0 0.0
2019Diamondbacks323213-14183.14.421.2920.4%0.0%6.9%.271.493.345.2229.5%33.2%40%43%25%26%48%16%53%35% 0.0 0.0 0.0 0.0 0.0 0.0


2025 Splits vs LHB vs RHB
Pitch Type MPH SPIN Whiff% Usage xBAVG xWOBA K% BB% xSLG ISO HR Usage xBAVG xWOBA K% BB% xSLG ISO HR
4-SeamerFastball MPH0%35%.244.35116.97.0.535.424627%.227.32432.06.0.488.1702
CutterFastball90.7 MPH236719%25%.215.29531.06.9.417.204328%.243.33618.45.3.514.1672
SliderBreaking85.8 MPH236531%18%.244.24117.90.0.313.0260
ChangeupOffspeed88.4 MPH215734%40%.282.33617.26.0.451.174426%.154.20742.910.0.198.0480
2024 Splits vs LHB vs RHB
Pitch Type MPH SPIN Whiff% Usage xBAVG xWOBA K% BB% xSLG ISO HR Usage xBAVG xWOBA K% BB% xSLG ISO HR
4-SeamerFastball MPH0%30%.322.50010.33.4.862.357222%.171.24143.54.3.352.1821
CutterFastball90.3 MPH238711%32%.341.47615.423.1.650.345232%.261.32310.30.0.496.1031
SliderBreaking85.6 MPH238439%1%.172.4390.050.0.172.000030%.219.24827.33.0.318.1881
ChangeupOffspeed88.4 MPH217532%37%.203.21615.83.5.249.000016%.036.07258.85.9.041.0000
2023 Splits vs LHB vs RHB
Pitch Type MPH SPIN Whiff% Usage xBAVG xWOBA K% BB% xSLG ISO HR Usage xBAVG xWOBA K% BB% xSLG ISO HR
4-SeamerFastball91.8 MPH231826%31%.246.36620.615.0.483.299729%.217.29235.89.5.370.2334
CutterFastball90.8 MPH235024%16%.232.31931.312.5.370.164221%.219.28711.99.5.354.0811
SinkerFastball92.4 MPH220616%8%.233.27537.15.7.352.182117%.316.37112.97.1.480.0901
CurveballBreaking82.1 MPH256926%14%.268.36233.313.9.422.13318%.282.34417.210.3.426.1541
SliderBreaking85.4 MPH232041%0%.000.000100.00.0.000.000011%.216.26227.74.3.353.1782
ChangeupOffspeed88.7 MPH213832%31%.263.30118.65.9.382.045015%.178.22746.89.7.229.0710

Splits vs LHB vs RHB
Year PA xBAVG xWOBA xSLG ISO K% BB% HR PA xBAVG xWOBA xSLG ISO K% BB% HR
2025 320.257.333.453.22820.3%7.8%15284.244.303.396.09126.1%6.7%4
2024 160.279.376.516.18414.4%10.0%6140.246.298.422.18428.6%2.1%5
2023 361.250.326.407.15824.9%10.5%11360.239.299.372.14026.9%8.3%9
2022 370.229.316.415.18119.2%9.7%12432.231.278.356.11524.5%5.3%9
  Home Road
Season PA xAVG xWOBA K% BB% xSLG ISO HR PA xAVG xWOBA K% BB% xSLG ISO HR
202552.215.30970.0%29.0%.416.247348.201.24969.0%15.0%.326.2380
2024160.263.34719.4%5.6%.501.2037140.263.33122.9%7.1%.435.1634
2023364.222.29029.1%9.6%.355.1259357.267.33622.7%9.2%.424.17311
2022419.232.29124.3%7.2%.367.1249383.228.30219.6%7.6%.400.16712

Split Games Wind 0-9 mph+ Wind 10+ mph Humid 0-25 Humid 25-50 Humid 50-75 Humid 75-100 Temp 0-40 Temp 40-60 Temp 61-79 Temp 80+
Road 17.64 16.92 20.55 0.00 17.59 21.05 10.15 18.50 13.90 18.43 19.48
Home 16.35 16.00 19.03 0.00 17.78 14.93 16.10 0.00 0.00 20.42 16.47