The angle he throws from is unusual, and hitters notice
Williams releases the ball from a sidearm slot, about 17 degrees above horizontal and 2.1 feet to the third-base side of the rubber.
220 tracked release points, averaging 4.8 feet off the ground.
One pitch of his runs sideways more than almost anyone's
Williams's sinker moves 116.6 inches toward the first-base side, the biggest horizontal move in his arsenal.
50 thrown, averaging 93.8 mph.
He lives on the edges rather than over the middle
11.4% of Williams's pitches land in the middle third of the zone, well below what most pitchers give away.
25 of 220 located pitches.
When he falls behind, hitters know exactly what is coming
Behind in the count Williams throws a fastball 62.7% of the time, against 44.1% when he is ahead.
59 pitches behind in the count, 68 ahead.
He pitches differently depending on which hand is up
Williams puts 41.1% of his pitches to right-handers in the zone and 47.2% of his pitches to left-handers.
112 pitches to right-handed hitters, 108 to left-handed hitters.
He saves one pitch for one side of the plate
Williams throws the slider 56.2% of the time against right-handers and 35.2% against left-handers.
112 pitches to right-handers, 108 to left-handers.
When hitters connect off him, they hit it hard
Hitters average 91.6 mph off the bat against Williams, 7th percentile.
220 pitches in 2021. 7th percentile among qualified pitchers in 2021, 746th in MLB.
He works one part of the zone far more than the rest
Williams lives at the bottom of the zone: his average pitch crosses at 2.16 feet, against a zone that runs 1.5 to 3.5.
220 located pitches in 2021.
His ball moves more than the hitter expects it to
Williams's stuff spins at 2,438 rpm, 86th percentile in the league.
220 pitches in 2021. 86th percentile among qualified pitchers in 2021, 113th in MLB.
His pitches move in ways that fit together
Williams works with 3 pitches: Slider, 4-Seam Fastball and Sinker. The slider is 45.9% of everything he throws.
220 classified pitches in 2021.
Too much of the contact against him is loud
47.2% of the contact Williams gives up is hit hard, 12th percentile.
220 pitches in 2021. 12th percentile among qualified pitchers in 2021, 704th in MLB.
This is the pitch he goes to when he needs the out
With two strikes Williams goes to the slider: 51.7% of his two-strike pitches, against 43.8% the rest of the time.
58 two-strike pitches in 2021.
One pitch of his moves in a way hitters rarely see
Williams's 4-seam fastball carries 11.0 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
69 thrown, averaging 93.7 mph.
There is one pitch of his that keeps getting hit
Contact off Williams's sinker leaves the bat at 94.3 mph, against 90.8 off his slider.
50 and 101 of them thrown.
One pitch of his spins more than almost anyone's
Williams's slider spins at 2,577 rpm, the highest in his arsenal.
101 thrown in 2021.
He releases the ball about where everyone else does
Williams releases the ball 6.1 feet down the mound, a shorter stride than most.
220 tracked pitches in 2021.
He gets ahead early and pitches from in front all night
Williams throws a strike on the first pitch 62.5% of the time.
56 plate appearances started in 2021.
He cannot find the zone often enough
Williams works off the plate, with only 44.1% of his pitches in the zone, 39th percentile.
220 pitches in 2021. 39th percentile among qualified pitchers in 2021, 489th in MLB.
He lives on one side of the plate
Williams works in on right-handers: his average pitch lands 1.6 inches to that side of the middle of the plate.
220 located pitches in 2021.
The gap between his pitches is what makes them work
9.9 mph separates Williams's sinker from his slider, 93.8 against 83.9.
50 and 101 of them respectively.
How much of the zone he uses depends on the count
Williams puts 50.8% of his pitches in the zone when he is behind and 44.1% when he is ahead.
59 located pitches behind, 68 ahead.
His fastball is the pitch everything else is built on
Williams's 4-seam fastball averages 93.7 mph, and has touched 96.5.
69 thrown, 31.4% of his pitches.
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The numbers behind these live in Pitch Data.
Take me there
The angle he throws from is unusual, and hitters notice
Williams releases the ball from a sidearm slot, about 17 degrees above horizontal and 2.1 feet to the third-base side of the rubber.
220 tracked release points, averaging 4.8 feet off the ground.
He releases the ball about where everyone else does
Williams releases the ball 6.1 feet down the mound, a shorter stride than most.
220 tracked pitches in 2021.
The numbers behind these live in Pitch Data.
Take me there
One pitch of his runs sideways more than almost anyone's
Williams's sinker moves 116.6 inches toward the first-base side, the biggest horizontal move in his arsenal.
50 thrown, averaging 93.8 mph.
One pitch of his moves in a way hitters rarely see
Williams's 4-seam fastball carries 11.0 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
69 thrown, averaging 93.7 mph.
The numbers behind these live in Pitch Data.
Take me there
He lives on the edges rather than over the middle
11.4% of Williams's pitches land in the middle third of the zone, well below what most pitchers give away.
25 of 220 located pitches.
He works one part of the zone far more than the rest
Williams lives at the bottom of the zone: his average pitch crosses at 2.16 feet, against a zone that runs 1.5 to 3.5.
220 located pitches in 2021.
He lives on one side of the plate
Williams works in on right-handers: his average pitch lands 1.6 inches to that side of the middle of the plate.
220 located pitches in 2021.
The numbers behind these live in Pitch Data.
Take me there
When he falls behind, hitters know exactly what is coming
Behind in the count Williams throws a fastball 62.7% of the time, against 44.1% when he is ahead.
59 pitches behind in the count, 68 ahead.
This is the pitch he goes to when he needs the out
With two strikes Williams goes to the slider: 51.7% of his two-strike pitches, against 43.8% the rest of the time.
58 two-strike pitches in 2021.
He gets ahead early and pitches from in front all night
Williams throws a strike on the first pitch 62.5% of the time.
56 plate appearances started in 2021.
How much of the zone he uses depends on the count
Williams puts 50.8% of his pitches in the zone when he is behind and 44.1% when he is ahead.
59 located pitches behind, 68 ahead.
The numbers behind these live in Matchups.
Take me there
He pitches differently depending on which hand is up
Williams puts 41.1% of his pitches to right-handers in the zone and 47.2% of his pitches to left-handers.
112 pitches to right-handed hitters, 108 to left-handed hitters.
The numbers behind these live in Pitch Data.
Take me there
He saves one pitch for one side of the plate
Williams throws the slider 56.2% of the time against right-handers and 35.2% against left-handers.
112 pitches to right-handers, 108 to left-handers.
His pitches move in ways that fit together
Williams works with 3 pitches: Slider, 4-Seam Fastball and Sinker. The slider is 45.9% of everything he throws.
220 classified pitches in 2021.
There is one pitch of his that keeps getting hit
Contact off Williams's sinker leaves the bat at 94.3 mph, against 90.8 off his slider.
50 and 101 of them thrown.
One pitch of his spins more than almost anyone's
Williams's slider spins at 2,577 rpm, the highest in his arsenal.
101 thrown in 2021.
The gap between his pitches is what makes them work
9.9 mph separates Williams's sinker from his slider, 93.8 against 83.9.
50 and 101 of them respectively.
His fastball is the pitch everything else is built on
Williams's 4-seam fastball averages 93.7 mph, and has touched 96.5.
69 thrown, 31.4% of his pitches.
The numbers behind these live in Spray Chart.
Take me there
When hitters connect off him, they hit it hard
Hitters average 91.6 mph off the bat against Williams, 7th percentile.
220 pitches in 2021. 7th percentile among qualified pitchers in 2021, 746th in MLB.
Too much of the contact against him is loud
47.2% of the contact Williams gives up is hit hard, 12th percentile.
220 pitches in 2021. 12th percentile among qualified pitchers in 2021, 704th in MLB.
The numbers behind these live in Pitch Data.
Take me there
His ball moves more than the hitter expects it to
Williams's stuff spins at 2,438 rpm, 86th percentile in the league.
220 pitches in 2021. 86th percentile among qualified pitchers in 2021, 113th in MLB.
The numbers behind these live in Pitch Data.
Take me there
He cannot find the zone often enough
Williams works off the plate, with only 44.1% of his pitches in the zone, 39th percentile.
220 pitches in 2021. 39th percentile among qualified pitchers in 2021, 489th in MLB.