Brewers pitcher Jacob Misiorowski sets World Series velocity record in Game 1
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The gist
Brewers pitcher Jacob Misiorowski's first World Series pitch, a 103.5 mph fastball, set the Series velocity record.
He led MLB in ERA and strikeouts in his first full season.
Background
Jacob Misiorowski is a 24-year-old right-handed pitcher for the Milwaukee Brewers, a two-time All-Star (2025, 2026) who led MLB in ERA (1.80) and strikeouts (252) in 2026, his first full major-league season. The Brewers are in the World Series for the first time since 1982, facing the American League champion Tampa Bay Rays in a matchup guaranteed to produce a first-time champion. Misiorowski's record heat — 1,115 pitches of 100 mph or higher in 2026 — made his Game 1 start the series' opening spectacle.
How it unfolded
- Jun 12, 2025Misiorowski made his major-league debut for the Brewers, throwing five no-hit innings and hitting 102.3 mph; his second start was six perfect innings.
- 2025 seasonHe finished the regular season 5-3 with a 4.36 ERA and 87 strikeouts in 66 innings.
- Jun 27, 2026His fastest pitch reached 105.5 mph, to the Cubs' Pete Crow-Armstrong.
- Oct 20, 2026The Brewers announced Misiorowski would start Game 1 of the World Series on Friday.
- Oct 22, 2026Manager Pat Murphy introduced him to media at World Series media day in Milwaukee, calling him "Forrest Gump."
- Oct 23, 2026His first pitch, a 103.5 mph fastball to Yandy Díaz, set the World Series velocity record; he allowed one run and four hits over five innings with three strikeouts on 78 pitches, leaving with a 2-1 lead as Milwaukee won 3-2.
Who’s saying what
- Official
- Manager Pat Murphy said Misiorowski "hasn't been as crisp" and that opponents are "obviously looking at an area," after he failed to complete five innings in either of his first two postseason starts.
Still unverified
Why Misiorowski is missing some induced vertical break on his fastball is unclear; it could be fatigue, a mechanical issue, or overthrowing, per CBS Sports.