Alfonso Rivas
1B | Bats/Throws: L/L | 5' 10" 200LBS | Age: 27
Draft: 2018 | Rd: 4, #113, Oakland Athletics | Arizona
PA AB R H HR SB AVG OBP SLG OPS
2021 49 44 7 14 1 0 .318 .388 .409 .797
2022 287 251 27 59 3 6 .235 .322 .307 .629
2023 123 109 8 25 3 1 .229 .303 .422 .725
3 Seasons 459 404 42 98 7 7 .243 .324 .349 .673
AVG HR SB OPS
2021 .318 1 0 .797
2022 .235 3 6 .629
2023 .229 3 1 .725
3 Seasons .243 7 7 .673
MLB Percentile Rankings
Hits Spray Chart

Statcast Batting Statistics

Season Age Pitches Batted
Balls
Barrels Barrel % Barrel/PA Exit
Velocity
Max EV Launch
Angle
Sweet
Spot %
XBA XSLG WOBA XWOBA XWOBACON HardHit% K% BB%
2021 24 210 28 1 3.6 2.0 88.4 107.8 10.2 35.7 .229 .336 .353 .289 .381 32.1 32.7 8.2
2022 25 1208 167 7 4.2 2.4 86.9 108.0 4.9 34.7 .222 .312 .285 .284 .354 35.3 30.3 10.1
2023 26 539 75 5 6.7 4.1 89.2 107.2 11.1 41.3 .217 .343 .313 .282 .350 38.7 29.3 7.3
Player 1957 270 13 4.8 2.8 87.7 108.0 7.2 36.7 .222 .323 .300 .284 .356 35.9 30.3 9.2
MLB 6.9 4.7 88.4 122.4 12.2 33.1 .245 .406 .316 .315 .369 36.3 22.1 8.4
! Note: All figures in this table cover the period 2015-present.




Fastball: 4 Seam, 2 Seam, Cutter, Sinker. Offspeed: Split, Change, Fork, Screw. Breaking: Slider, Curve, Knuckle, Sweeper, Slurve, Other
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Batted Ball Profile

Season GB % FB % LD % PU % Pull % Straight % Oppo % Weak % Topped % Under % Flare/Burner % Solid % Barrel % Barrel/PA
2021 50.0 32.1 17.9 0.0 39.3 28.6 32.1 0.0 39.3 21.4 32.1 3.6 3.6 2.0
2022 52.1 19.2 26.3 2.4 32.3 38.3 29.3 10.2 32.3 19.8 29.3 3.0 4.2 2.4
2023 37.3 29.3 30.7 2.7 36.0 37.3 26.7 4.0 29.3 29.3 25.3 5.3 6.7 4.1
Player 47.8 23.3 26.7 2.2 34.1 37.0 28.9 7.4 32.2 22.6 28.5 3.7 4.8 2.8
MLB 44.6 23.5 24.9 7.0 37.0 37.6 25.3 3.9 32.9 24.7 24.4 5.8 6.9 4.7
! Note: All figures in this table cover the period 2015-present.

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 %
2023 4-Seam Fastball -1.6 -3 196 36.4 44 .195 .317 .241 26.1 34.1 17.9 .213 .335 .252 51.9
2023 Sinker -0.2 0 99 18.4 22 .294 .588 .414 18.9 18.2 17.4 .290 .436 .368 50.0
2023 Slider 3.2 2 65 12.1 16 .357 .571 .434 33.3 18.8 12.5 .311 .416 .362 27.3
2023 Changeup -1.1 -1 61 11.3 13 .231 .385 .262 47.8 38.5 31.3 .129 .164 .127 0.0
2023 Curveball -1.7 -1 50 9.3 10 .125 .125 .230 33.3 40.0 23.5 .050 .052 .177 0.0
2023 Cutter 1.7 1 48 8.9 9 .125 .500 .300 13.0 11.1 6.3 .309 .655 .434 57.1
2023 Sweeper 12.9 2 13 2.4 7 .333 .833 .514 25.0 28.6 28.6 .187 .431 .321 25.0
2023 Split-Finger -3.6 0 7 1.3 1 .000 .000 .000 33.3 100.0 25.0 -- -- .000 --
2022 4-Seam Fastball -0.6 -3 445 36.8 103 .230 .241 .289 24.1 27.2 18.9 .238 .323 .311 40.0
2022 Slider -2.5 -4 176 14.6 41 .105 .158 .143 40.5 51.2 26.6 .099 .121 .126 5.6
2022 Sinker -0.2 0 169 14.0 41 .306 .361 .344 11.0 24.4 25.0 .261 .333 .312 46.2
2022 Curveball -0.8 -1 160 13.2 35 .219 .219 .240 31.4 34.3 30.0 .168 .189 .206 35.0
2022 Changeup 1.8 2 130 10.8 34 .333 .467 .402 25.9 20.6 13.7 .329 .466 .387 39.1
2022 Cutter 3.7 3 78 6.5 19 .294 .529 .408 35.9 31.6 27.3 .262 .525 .375 27.3
2022 Split-Finger 11.2 2 16 1.3 4 .250 .750 .400 40.0 50.0 40.0 .159 .182 .149 0.0
2022 Sweeper -9.0 -1 14 1.2 3 .000 .000 .000 0.0 0.0 0.0 .215 .704 .261 33.3
2022 Slurve -10.4 0 3 0.2 1 .000 .000 .000 100.0 100.0 100.0 -- -- .000 --
2021 4-Seam Fastball 1.2 1 76 36.2 17 .429 .643 .506 26.7 35.3 24.0 .295 .525 .409 50.0
2021 Changeup 2.3 1 36 17.1 8 .375 .375 .338 29.4 25.0 20.0 .327 .372 .305 16.7
2021 Sinker -3.6 -1 30 14.3 12 .300 .300 .342 14.3 25.0 50.0 .117 .128 .208 28.6
2021 Cutter -1.3 0 25 11.9 5 .200 .200 .180 12.5 60.0 42.9 .068 .074 .066 0.0
2021 Slider -2.7 -1 25 11.9 3 .000 .000 .000 30.0 0.0 0.0 .272 .504 .325 66.7
2021 Curveball -1.0 0 13 6.2 3 .333 .667 .417 25.0 33.3 33.3 .334 .426 .324 0.0
2021 Split-Finger -2.8 0 5 2.4 1 .000 .000 .000 75.0 100.0 50.0 -- -- .000 --
! Note: Years are in reverse order.
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Swing/Take

Runs
Year Team PA Pitches Heart Shadow Chase Waste All
2021 49 210 -1 -3 2 1 -1
2022 286 1,208 -7 -6 8 5 0
2023 122 539 3 -7 2 2 0
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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 %
2021 210 47.1 62.6 82.3 22.5 52.0 47.1 26.5 41.4 26.4 5.2 90.9
2022 1,208 49.3 62.0 84.0 22.5 44.9 42.6 25.4 42.0 26.2 7.2 75.9
2023 539 53.0 60.8 81.6 22.0 41.1 44.8 17.9 42.7 27.4 8.5 65.2
Player 1,957 50.1 61.7 83.1 22.4 44.7 43.7 23.5 42.1 26.6 7.4 73.6
MLB 48.6 67.0 82.0 28.5 58.0 42.6 29.6 47.1 24.8 7.3 76.1
! Note: All figures in this table cover the period 2015-present.

Percentile Rankings

Year xwOBA xBA xSLG xISO xOBP Brl Brl% EV Max EV Hard
Hit%
K% BB% Whiff% Chase
Rate
Speed OAA Arm
Strength
2021 51 41
2022 40 27 23 6
2023 30 38 5
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Expected Home Runs

Year Team Avg HR Trot Actual HR xHR HR-xHR Doubters Mostly Gone No Doubters No Doubter %
2021 23.9 1 1.0 0 0 1 0 0.0
2022 24.1 3 2.5 1 0 1 2 66.7
2023 24.4 3 2.4 1 2 4 0 0.0
Player 24.2 7 5.9 1 2 6 2 28.6

Expected Home Runs by Park

Year HR
2021 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1
2022 3 3 2 2 2 2 2 3 2 2 2 2 3 3 3 3 3 3 2 2 3 2 3 3 3 2 2 3 3 3 3
2023 3 2 1 2 3 2 4 1 1 2 2 3 3 2 3 3 4 2 2 3 2 2 4 4 2 2 1 2 3 2 2
Player 7 6 4 5 6 5 7 5 4 5 5 6 7 6 7 7 8 6 5 6 6 4 8 8 6 5 4 6 7 6 6
! Note: This tells how many of this player's home runs would have been out of other stadiums. This accounts for different wall heights, distances and 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 2021 2022 +/-   2023 +/-  
Exit Velocity 88.4 86.9 -1.5 89.2 2.3
Launch Angle 10.2 4.9 -5.3 11.1 6.2
Barrel % 3.6 4.2 0.6 6.7 2.5
Hard Hit % 32.1 35.3 3.2 38.7 3.4
Sweet Spot % 35.7 34.7 -1.0 41.3 6.6
xBA .229 .222 -0.007 .217 -0.005
BA .318 .235 -0.083 .229 -0.006
xwOBA .289 .284 -0.005 .282 -0.002
wOBA .353 .285 -0.068 .313 0.028
xSLG .336 .312 -0.024 .343 0.031
SLG .409 .307 -0.102 .422 0.115
K% 32.7 30.3 -2.4 29.3 -1.0
BB% 8.2 10.1 1.9 7.3 -2.8
Swing % 41.4 42.0 0.6 42.7 0.7
Whiff% 26.4 26.2 -0.2 27.4 1.2
In Zone % 47.1 49.3 2.2 53.0 3.7
Out of Zone % 52.9 50.7 -2.2 47.0 -3.7
Out of Zone Swing % 22.5 22.5 0.0 22.0 -0.5
First Pitch Swing % 26.5 25.4 -1.1 17.9 -7.5
First Pitch Strike % 44.9 60.6 15.7 59.3 -1.3
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Statcast Fielder Positioning

wOBA
SeasonAlignment TypeBat SidePAShifts/Shades%No Shift/ShadeShift/Shade
2021 Shifts L 49 18 36.7 .400 .272
2022 Shifts L 286 94 32.9 .273 .309
2023 Shades L 121 53 43.8 .287 .358
! Note: Shifts are through the 2022 season, Shaded starting from the 2023 season, Shift: three or more infielders are on the same side of second base, Shade: positioned outside of their typical responsible slices of the field.
Learn more about how positioning is defined here

Pitch Tempo

Bases EmptyRunners On Base
SeasonTeamPitchesTempoFast %Slow %PitchesTempoFast %Slow %
2021 67 17.9 14.9% 0.0% 42 23.8 0.0% 11.9%
2022 385 18.1 17.9% 2.9% 211 23.3 1.4% 8.1%
2023 167 15.5 39.5% 0.0% 91 19.8 3.3% 1.1%
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