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Observed · MLB ·

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The day’s pitching, April 21, 2026

Ranked by game score

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Observed · MLB box scores, read 3:18 PM ET.

What is on this board

Every pitcher who has thrown in the April 21, 2026 games: 131 pitchers from 15 games. Game Score and win probability added are Derived. Game Score v2 is 40 + 2×outs + K − 2×H − 2×BB − 3×R − 6×HR. Win probability added sums MLB's model over each pitcher's own batters, in percentage points for his team.

Win probability is read on its own slower pass, last at 3:18 PM ET.

MLB broadcast highlight

Play MLB clip

Clip · +0.2 · Adrian Del Castillo flies out to center fielder Tristan Peters. Bottom 9th, two out. The biggest at-bat has no MLB clip.

Osvaldo Bido

Final · CWS 11, AZ 5

Gave up 3 runs over 2 innings while the White Sox led. Corbin Carroll’s walk in the 8th swung the game 1.8 points against him.

IP
2.0
H
3
R
3
BB
4
K
2
P
53
GSc
25
WPA
+0.8

Observed · MLB box score · GSc and WPA are derived

100%500Run support · 3 in the 9th−1.8 · Carroll, bottom 8th8th9th

Derived · Sox’ win chance after each batter, MLB’s model.

Observed · 53 tracked pitches in completed at-bats. Taller is faster.

About this at-bat Observed and derived

−1.8 · Corbin Carroll walks. Ketel Marte to 2nd. Bottom 8th, no outs.

Last pitch · Slider · 89.1 mph · 7 pitches in the at-bat

  1. Slider · 89.1 mph · Ball
  2. Four-Seam Fastball · 94.6 mph · Ball
  3. Slider · 90.6 mph · Called Strike
  4. Slider · 90.1 mph · Foul
  5. Changeup · 89.9 mph · Ball
  6. Slider · 88.4 mph · Foul
  7. Slider · 89.1 mph · Ball

All 7 pitches were sliders; the last arrived at 89.1 mph.

Selection & sources

This is the whole appearance for one pitcher on the day’s board, built when you selected him. The game is final. Read 3:18 PM ET. Win probability, plays and pitch tracking: MLB win-probability feed; lines and decisions: the game’s MLB game data. The notes are written from those measurements, not by a person. They describe the pitches, not why a batter swung or took.

Clip: the MLB broadcast for Osvaldo Bido secures White Sox 11-5 win.

Watch on MLB

2025 statistics · Aggregate, regular season

Fastball speed and movement across pitchers.

Four-seamers with the most pitches in this sample

PitcherPitchesSpeedIVB
Freddy PeraltaMIL · Four-seam fastball1,65194.8 mph16.8 in
Kevin GausmanTOR · Four-seam fastball1,62794.5 mph16.8 in
Robbie RaySF · Four-seam fastball1,59393.6 mph18.2 in

Pitcher-season means · Minimum 100 four-seam fastballs. Baseball Savant