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Observed · MLB ·

· every game final

The day’s pitching, April 13, 2026

Ranked by game score

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Observed · MLB box scores, read 5:07 PM ET.

What is on this board

Every pitcher who has thrown in the April 13, 2026 games: 75 pitchers from 10 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 5:07 PM ET.

MLB broadcast highlight

Play MLB clip

Clip · +0.1 · Andruw Monasterio strikes out swinging. Top 9th, two out. The biggest at-bat has no MLB clip.

Garrett Acton

Final · MIN 13, BOS 6

Held the Red Sox scoreless over 2 innings while the Twins led. Marcelo Mayer’s walk in the 8th swung the game 0.4 points against him.

IP
2.0
H
0
R
0
BB
2
K
3
P
33
GSc
51
WPA
+0.4

Observed · MLB box score · GSc and WPA are derived

100%500−0.4 · Mayer, top 8th8th9th

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

Observed · 33 tracked pitches in completed at-bats. Taller is faster.

About this at-bat Observed and derived

−0.4 · Marcelo Mayer walks. Top 8th, no outs.

Last pitch · Four-Seam Fastball · 93.6 mph · 5 pitches in the at-bat

  1. Slider · 87.7 mph · Ball
  2. Slider · 86.9 mph · Ball
  3. Four-Seam Fastball · 94.2 mph · Called Strike
  4. Four-Seam Fastball · 94.2 mph · Ball
  5. Four-Seam Fastball · 93.6 mph · Ball

After 2 sliders at 87.3 mph, the four-seam fastball arrived 6 mph faster and 8 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 5:07 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 Garrett Acton secures the Twins 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