The angle he throws from is unusual, and hitters notice
Castillo releases the ball from a sidearm slot, about 19 degrees above horizontal and 2.0 feet to the third-base side of the rubber.
2366 tracked release points, averaging 5.0 feet off the ground.
One pitch of his runs sideways more than almost anyone's
Castillo's sinker moves 17.9 inches toward the third-base side, the biggest horizontal move in his arsenal.
448 thrown, averaging 95.4 mph.
One type of hitter does all the damage against him
Hitters do their damage on his fastballs: a .410 expected average against them, against .324 on his breaking balls.
532 of his fastballs thrown.
How much of the zone he uses depends on the count
Castillo puts 63.8% of his pitches in the zone when he is behind and 33.2% when he is ahead.
574 located pitches behind, 725 ahead.
When hitters connect off him, they hit it hard
Hitters average 92.3 mph off the bat against Castillo, 6th percentile.
853 pitches in 2026. 6th percentile among qualified pitchers in 2026, 503rd in MLB.
He gets ahead early and pitches from in front all night
Castillo throws a strike on the first pitch 68.8% of the time.
593 plate appearances started in 2026.
He releases the ball about where everyone else does
Castillo releases the ball 5.6 feet down the mound, a shorter stride than most.
2189 tracked pitches in 2026.
His fastball is the pitch everything else is built on
Castillo's 4-seam fastball averages 95.2 mph, and has touched 98.2.
988 thrown, 41.7% of his pitches.
He pitches around the zone once runners are on
Castillo throws 40.7% of his pitches in the zone with a runner in scoring position and 46.1% with the bases empty.
199 pitches with a runner in scoring position, 654 with the bases empty.
Too much of the contact against him is loud
51.8% of the contact Castillo gives up is hit hard, 7th percentile.
853 pitches in 2026. 7th percentile among qualified pitchers in 2026, 497th in MLB.
He throws strikes to one type of hitter and not the other
Castillo lands 48.4% of his fastballs in the zone and only 28.4% of his offspeed pitches.
532 of his fastballs, 102 of his offspeed pitches.
He throws about as hard as anybody in the league
Castillo averages 91.5 mph across his arsenal, 75th percentile in the league.
853 pitches in 2026. 75th percentile among qualified pitchers in 2026, 137th in MLB.
His pitches move in ways that fit together
Castillo works with 4 pitches: 4-Seam Fastball, Slider, Sinker and Changeup. The 4-seam fastball is 41.7% of everything he throws.
2367 classified pitches in 2026.
He fills the strike zone and makes hitters beat him
Castillo lives in the strike zone: 44.8% of his pitches are in it, 72nd percentile.
853 pitches in 2026. 72nd percentile among qualified pitchers in 2026, 150th in MLB.
One pitch of his moves in a way hitters rarely see
Castillo's 4-seam fastball carries 12.0 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
988 thrown, averaging 95.2 mph.
The contact he allows is the kind that finds grass
The quality of contact against Castillo projects a .381 average, 9th percentile.
853 pitches in 2026. 9th percentile among qualified pitchers in 2026, 491st in MLB.
When he falls behind, hitters know exactly what is coming
Behind in the count Castillo throws a fastball 69.2% of the time, against 55.1% when he is ahead.
574 pitches behind in the count, 726 ahead.
He saves one pitch for one side of the plate
Castillo throws the sinker 27.5% of the time against right-handers and 12.1% against left-handers.
1056 pitches to right-handers, 1311 to left-handers.
He lives on the edges rather than over the middle
17.3% of Castillo's pitches land in the middle third of the zone, well below what most pitchers give away.
409 of 2366 located pitches.
This is the pitch he goes to when he needs the out
With two strikes Castillo goes to the 4-seam fastball: 46% of his two-strike pitches, against 39.7% the rest of the time.
770 two-strike pitches in 2026.
There is one pitch of his that keeps getting hit
Contact off Castillo's sinker leaves the bat at 89.9 mph, against 87.0 off his changeup.
448 and 346 of them thrown.
His ball is straighter than it should be
Castillo's stuff spins at 2,187 rpm, 35th percentile in the league.
853 pitches in 2026. 35th percentile among qualified pitchers in 2026, 350th in MLB.
The gap between his pitches is what makes them work
9.8 mph separates Castillo's sinker from his slider, 95.4 against 85.6.
448 and 583 of them respectively.
One pitch of his spins more than almost anyone's
Castillo's 4-seam fastball spins at 2,265 rpm, the highest in his arsenal.
988 thrown in 2026.
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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
Castillo releases the ball from a sidearm slot, about 19 degrees above horizontal and 2.0 feet to the third-base side of the rubber.
2366 tracked release points, averaging 5.0 feet off the ground.
He releases the ball about where everyone else does
Castillo releases the ball 5.6 feet down the mound, a shorter stride than most.
2189 tracked pitches in 2026.
The numbers behind these live in Pitch Data.
Take me there
One pitch of his runs sideways more than almost anyone's
Castillo's sinker moves 17.9 inches toward the third-base side, the biggest horizontal move in his arsenal.
448 thrown, averaging 95.4 mph.
One pitch of his moves in a way hitters rarely see
Castillo's 4-seam fastball carries 12.0 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
988 thrown, averaging 95.2 mph.
The numbers behind these live in Pitch Data.
Take me there
One type of hitter does all the damage against him
Hitters do their damage on his fastballs: a .410 expected average against them, against .324 on his breaking balls.
532 of his fastballs thrown.
He throws strikes to one type of hitter and not the other
Castillo lands 48.4% of his fastballs in the zone and only 28.4% of his offspeed pitches.
532 of his fastballs, 102 of his offspeed pitches.
The numbers behind these live in Pitch Data.
Take me there
How much of the zone he uses depends on the count
Castillo puts 63.8% of his pitches in the zone when he is behind and 33.2% when he is ahead.
574 located pitches behind, 725 ahead.
He gets ahead early and pitches from in front all night
Castillo throws a strike on the first pitch 68.8% of the time.
593 plate appearances started in 2026.
When he falls behind, hitters know exactly what is coming
Behind in the count Castillo throws a fastball 69.2% of the time, against 55.1% when he is ahead.
574 pitches behind in the count, 726 ahead.
This is the pitch he goes to when he needs the out
With two strikes Castillo goes to the 4-seam fastball: 46% of his two-strike pitches, against 39.7% the rest of the time.
770 two-strike pitches in 2026.
The numbers behind these live in Spray Chart.
Take me there
When hitters connect off him, they hit it hard
Hitters average 92.3 mph off the bat against Castillo, 6th percentile.
853 pitches in 2026. 6th percentile among qualified pitchers in 2026, 503rd in MLB.
Too much of the contact against him is loud
51.8% of the contact Castillo gives up is hit hard, 7th percentile.
853 pitches in 2026. 7th percentile among qualified pitchers in 2026, 497th in MLB.
The contact he allows is the kind that finds grass
The quality of contact against Castillo projects a .381 average, 9th percentile.
853 pitches in 2026. 9th percentile among qualified pitchers in 2026, 491st in MLB.
The numbers behind these live in Pitch Data.
Take me there
His fastball is the pitch everything else is built on
Castillo's 4-seam fastball averages 95.2 mph, and has touched 98.2.
988 thrown, 41.7% of his pitches.
His pitches move in ways that fit together
Castillo works with 4 pitches: 4-Seam Fastball, Slider, Sinker and Changeup. The 4-seam fastball is 41.7% of everything he throws.
2367 classified pitches in 2026.
He saves one pitch for one side of the plate
Castillo throws the sinker 27.5% of the time against right-handers and 12.1% against left-handers.
1056 pitches to right-handers, 1311 to left-handers.
There is one pitch of his that keeps getting hit
Contact off Castillo's sinker leaves the bat at 89.9 mph, against 87.0 off his changeup.
448 and 346 of them thrown.
The gap between his pitches is what makes them work
9.8 mph separates Castillo's sinker from his slider, 95.4 against 85.6.
448 and 583 of them respectively.
One pitch of his spins more than almost anyone's
Castillo's 4-seam fastball spins at 2,265 rpm, the highest in his arsenal.
988 thrown in 2026.
The numbers behind these live in Matchups.
Take me there
He pitches around the zone once runners are on
Castillo throws 40.7% of his pitches in the zone with a runner in scoring position and 46.1% with the bases empty.
199 pitches with a runner in scoring position, 654 with the bases empty.
The numbers behind these live in Pitch Data.
Take me there
He throws about as hard as anybody in the league
Castillo averages 91.5 mph across his arsenal, 75th percentile in the league.
853 pitches in 2026. 75th percentile among qualified pitchers in 2026, 137th in MLB.
The numbers behind these live in Pitch Data.
Take me there
He fills the strike zone and makes hitters beat him
Castillo lives in the strike zone: 44.8% of his pitches are in it, 72nd percentile.
853 pitches in 2026. 72nd percentile among qualified pitchers in 2026, 150th in MLB.
The numbers behind these live in Pitch Data.
Take me there
He lives on the edges rather than over the middle
17.3% of Castillo's pitches land in the middle third of the zone, well below what most pitchers give away.
409 of 2366 located pitches.
The numbers behind these live in Pitch Data.
Take me there
His ball is straighter than it should be
Castillo's stuff spins at 2,187 rpm, 35th percentile in the league.
853 pitches in 2026. 35th percentile among qualified pitchers in 2026, 350th in MLB.
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