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Observed · MLB ·

· every game final

The day’s pitching, April 21, 2026

Ranked by game score

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Observed · MLB box scores, read 3:21 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 published no clip for this outing’s at-bats. The arc and at-bat are from MLB’s tracking and win-probability feeds.

Gameday on MLB

Lucas Erceg

Final · KC 6, BAL 5 · Win

Held the Orioles scoreless over 1 inning with the game tied. Colton Cowser’s double-play grounder in the 9th swung the game 18.6 points his way.

IP
1.0
H
0
R
0
BB
1
K
0
P
14
GSc
44
WPA
+13.9

Observed · MLB box score · GSc and WPA are derived

100%500+18.6 · Cowser, top 9th9th

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

Observed · 14 tracked pitches in completed at-bats. Taller is faster.

About this at-bat Observed and derived

+18.6 · Colton Cowser grounds into a double play, first baseman Vinnie Pasquantino to shortstop Bobby Witt Jr. to first baseman Vinnie Pasquantino. Samuel Basallo out at 2nd. Colton Cowser out at 1st. Top 9th, no outs.

Last pitch · Four-Seam Fastball · 97.5 mph · 5 pitches in the at-bat

  1. Slider · 84.1 mph · Ball
  2. Changeup · 89.1 mph · Called Strike
  3. Four-Seam Fastball · 96.6 mph · Ball
  4. Changeup · 90.6 mph · Swinging Strike
  5. Four-Seam Fastball · 97.5 mph · In play, out(s)

After 2 changeups at 89.8 mph, the four-seam fastball arrived 8 mph faster and 9 in away from them horizontally.

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 3:21 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.

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