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Jack Mayfield
2B | B/T: R/R | 5' 11" 190LBS | Age: 30

Poor Avg Great

Stats

PA AB R H HR RBI SB AVG OBP SLG OPS
2021 82 76 9 16 4 11 0 .211 .250 .408 .658
3 Seasons 194 182 22 34 6 19 0 .187 .220 .335 .555
AVG HR RBI SB OPS
2021 .211 4 11 0 .658
3 Seasons .187 6 19 0 .555

Statcast Batting Statistics

Season Age Pitches Batted Balls Barrels Barrel % Exit Velocity Max EV Launch Angle Sweet Spot % XBA XSLG WOBA XWOBA XWOBACON HardHit% K% BB%
2019 29 238 48 2 4.2 85.6 104.9 18.9 29.2 .159 .288 .204 .193 .247 20.8 24.6 1.5
2020 30 188 30 0 0 87.4 106.5 24.4 23.3 .165 .220 .203 .207 .261 26.7 31.3 4.2
2021 31 328 55 3 5.5 85.5 109.2 14.9 29.1 .169 .303 .285 .228 .274 25.5 24.4 3.8
754 133 5 3.8 86 109.2 18.5 27.8 .165 .278 .237 .211 .262 24.1 26.2 3.1
6.6 88.3 122.2 12 32.8 .243 .402 .317 .312 .363 35.4 22 8.4




Fastball: 4 Seam, 2 Seam, Cutter, Sinker. Offspeed: Split, Change, Fork, Screw. Breaking: Slider, Curve, Knuckle, Other
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Pitch Tracking

Year Pitch Type # % PA AB H 1B 2B 3B HR SO BBE BA XBA SLG XSLG WOBA XWOBA EV LA Whiff% PutAway%
2021 Fastballs 192 58.5 40 35 9 5 2 0 2 8 29 .257 .217 .486 .398 .343 .296 86.5 14 24.5 19.0
2021 Breaking 76 23.2 19 18 5 2 1 0 2 5 13 .278 .095 .667 .148 .409 .136 79.3 27 24.4 14.3
2021 Offspeed 60 18.3 19 19 1 1 0 0 0 6 13 .053 .152 .053 .277 .046 .186 75.9 -6 32.3 30.0
2020 Fastballs 111 59.0 31 27 7 7 0 0 0 8 20 .259 .189 .259 .240 .277 .239 86.1 18 26.8 28.6
2020 Breaking 55 29.3 10 9 0 0 0 0 0 7 3 .000 .017 .000 .019 .000 .053 76.9 25 39.3 30.4
2020 Offspeed 22 11.7 7 7 1 0 1 0 0 0 7 .143 .267 .286 .403 .177 .285 87.8 28 25.0 0.0
! Note: Years are in reverse order.
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Batted Ball Profile

Season GB % FB % LD % PU % Pull % Straight % Oppo % Weak % Topped % Under % Flare/Burner % Solid % Barrel %
2019 33.3 29.2 27.1 10.4 50 18.8 31.3 4.2 27.1 43.8 14.6 6.3 4.2
2020 36.7 23.3 23.3 16.7 33.3 36.7 30 3.3 26.7 40 26.7 3.3 0
2021 43.6 34.5 14.5 7.3 36.4 32.7 30.9 7.3 29.1 38.2 10.9 9.1 5.5
38.3 30.1 21.1 10.5 40.6 28.6 30.8 5.3 27.8 40.6 15.8 6.8 3.8
45.2 22.3 25.5 7.1 36.6 37.9 25.5 3.7 33.3 24.3 24.5 5.6 6.6

Run Values by Pitch Type

Year Pitch Type Team RV/100 Run Value Pitches % PA BA SLG wOBA Whiff% K% PutAway % xBA xSLG xwOBA Hard Hit %
2021 Curveball -2 0 13 4 1 0 0 0 0 0 0 .003 .005 .003 0
2021 Cutter 1.8 0 25 7.6 8 .2 .8 .486 20 0 0 .367 .982 .603 50
2021 Sinker -4.4 -2 52 15.9 12 .25 .333 .254 25.8 25 33.3 .183 .266 .192 33.3
2021 Slider 3.2 2 63 19.2 18 .294 .706 .431 27 27.8 16.1 .1 .156 .142 16.7
2021 Changeup -6.9 -4 55 16.8 19 .053 .053 .047 33.3 31.6 35.3 .152 .277 .186 7.7
2021 4-Seamer 0 0 115 35.1 20 .278 .5 .35 24.5 25 16.7 .198 .324 .249 35.7
2021 Splitter -1.9 0 5 1.5 25 0
2020 Curveball -1.2 0 15 8 2 0 0 0 60 100 33.3 0
2020 Cutter -0.1 0 15 8 4 .667 .667 .6 18.2 0 0 .407 .506 .402 0
2020 Changeup -5.6 -1 19 10.2 7 .143 .286 .179 21.4 0 0 .267 .403 .285 28.6
2020 Slider -5 -2 39 20.9 7 0 0 0 31.8 57.1 25 .025 .028 .076 0
2020 Sinker 3.8 1 36 19.3 11 .333 .333 .373 30.8 27.3 50 .258 .351 .342 83.3
2020 4-Seamer -5 -3 60 32.1 16 .133 .133 .156 28.1 31.3 26.3 .103 .12 .137 10
2020 Splitter -0.2 0 3 1.6 50 0
2019 Curveball -5.2 -1 26 10.9 5 0 0 0 25 60 23.1 .103 .12 .093 50
2019 Changeup 0.1 0 27 11.3 7 .286 .714 .414 40 14.3 14.3 .249 .617 .355 16.7
2019 Cutter -5.5 -1 22 9.2 11 .1 .1 .145 16.7 9.1 14.3 .185 .239 .23 11.1
2019 Sinker 0.3 0 39 16.4 11 .273 .545 .341 18.2 18.2 33.3 .176 .267 .189 33.3
2019 Slider -4.2 -2 51 21.4 12 .083 .167 .104 38.7 33.3 25 .152 .246 .165 25
2019 4-Seamer -2.8 -2 72 30.3 19 .158 .368 .218 21.1 26.3 22.7 .123 .275 .16 14.3
2019 Splitter 2.2 0 1 0.4
! Note: Years are in reverse order.
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Swing/Take

Runs
Year Team PA Pitches Heart Shadow Chase Waste All
2019 65 238 -3 -4 0 1 -7
2020 48 188 -2 -3 0 1 -5
2021 78 328 -2 -5 2 1 -4
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Plate Discipline

Season Pitches Zone % Zone Swing % Zone Contact % Chase % Chase Contact % Edge % 1st Pitch Swing % Swing % Whiff % Meatball % Meatball Swing %
2019 238 50 69.7 85.5 39.5 51.1 45.4 26.2 54.6 26.9 10.1 79.2
2020 188 48.9 73.9 70.6 33.3 65.6 47.3 39.6 53.2 30 4.8 66.7
2021 328 44.2 71 83.5 34.4 54 43 30.8 50.6 25.9 7 82.6
754 47.2 71.3 80.7 35.7 55.6 44.8 31.4 52.5 27.3 7.4 78.6
48.5 66.7 82.1 28.3 58.6 42.6 29.1 46.9 24.5 7.2 75.9

Percentile Rankings

Year xwOBA xBA xSLG xISO xOBP Brl Brl% EV HardHit% K% BB% Whiff% Speed OAA
2019 48
2020 25
2021 58
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Expected Home Runs

Year Team Avg HR Trot Actual HR xHR HR-xHR Doubters Mostly Gone No Doubters No Doubter %
2019 21.9 2 1.9 0 0 1 1 50
2021 23 4 3.6 0 1 3 1 25

Expected Home Runs by Park

Year HR
2019 2 1 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 1 2
2021 4 4 4 4 4 4 4 4 4 4 4 4 2 3 3 4 4 4 3 4 2 4 3 3 3 4 3 3 4 4 4
! Note: This tells how many of this player's home runs would have been out of other stadiums. This accounts for different wall heights and distances, but does not attempt to adjust for environmental effects. For these purposes, the 2020 Blue Jays home field was still Rogers Centre, not Sahlen Field.
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Year to Year Changes

Metric 2015 2016 +/-   2017 +/-   2018 +/-   2019 +/-   2020 +/-   2021 +/-  
Exit Velocity 85.6 87.4 1.8 85.5 -1.9
Launch Angle 18.9 24.4 5.5 14.9 -9.5
Barrel % 4.2 0 -4.2 5.5 5.5
Hard Hit % 20.8 26.7 5.9 25.5 -1.2
Sweet Spot % 29.2 23.3 -5.9 29.1 5.8
xBA .159 .169 0.01 .169 0
BA .156 .19 0.034 .208 0.018
xwOBA .193 .211 0.018 .228 0.017
wOBA .204 .207 0.003 .285 0.078
xSLG .288 .226 -0.062 .303 0.077
SLG .328 .214 -0.114 .417 0.203
K% 24.6 29.8 5.2 24.4 -5.4
BB% 1.5 4.3 2.8 3.8 -0.5
Swing % 54.6 52.9 -1.7 50.6 -2.3
Whiff% 26.9 29.3 2.4 25.9 -3.4
In Zone % 50 49.2 -0.8 44.2 -5
Out of Zone % 50 50.8 0.8 55.8 5
Out of Zone Swing % 39.5 32.6 -6.9 34.4 1.8
First Pitch Swing % 26.2 40.4 14.2 30.8 -9.6
First Pitch Strike % 73.8 70.2 -3.6 60.3 -9.9
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Statcast Shift Statistics

SeasonBat SidePAShifts%wOBA - No ShiftwOBA - Shift
2019 R 65 14 21.5 .188 .263
2020 R 48 21 43.8 .191 .218
2021 R 78 15 19.2 .341 .059