He pitches differently depending on which hand is up
Santillan puts 44.7% of his pitches to right-handers in the zone and 35.6% of his pitches to left-handers.
133 pitches to right-handed hitters, 160 to left-handed hitters.
The angle he throws from is unusual, and hitters notice
Santillan releases the ball from a sidearm slot, about 22 degrees above horizontal and 2.1 feet to the third-base side of the rubber.
697 tracked release points, averaging 5.2 feet off the ground.
There is one pitch of his that keeps getting hit
Contact off Santillan's slurve leaves the bat at 94.8 mph, against 86.0 off his slider.
201 and 58 of them thrown.
One pitch of his moves in a way hitters rarely see
Santillan's 4-seam fastball carries 13.5 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
439 thrown, averaging 94.5 mph.
He cannot find the zone often enough
Santillan works off the plate, with only 39.7% of his pitches in the zone, 19th percentile.
293 pitches in 2026. 19th percentile among qualified pitchers in 2026, 435th in MLB.
His pitches move in ways that fit together
Santillan works with 3 pitches: 4-Seam Fastball, Slurve and Slider. The 4-seam fastball is 62.9% of everything he throws.
698 classified pitches in 2026.
When hitters connect off him, they hit it hard
Hitters average 91.2 mph off the bat against Santillan, 13th percentile.
293 pitches in 2026. 13th percentile among qualified pitchers in 2026, 469th in MLB.
This is the pitch he goes to when he needs the out
With two strikes Santillan goes to the 4-seam fastball: 69% of his two-strike pitches, against 60.9% the rest of the time.
174 two-strike pitches in 2026.
Too much of the contact against him is loud
49% of the contact Santillan gives up is hit hard, 14th percentile.
293 pitches in 2026. 14th percentile among qualified pitchers in 2026, 462nd in MLB.
One type of hitter does all the damage against him
Hitters do their damage on his breaking balls: a .390 expected average against them, against .342 on his fastballs.
108 of his breaking balls thrown.
When he falls behind, hitters know exactly what is coming
Behind in the count Santillan throws a fastball 69.1% of the time, against 57.8% when he is ahead.
223 pitches behind in the count, 185 ahead.
One pitch of his runs sideways more than almost anyone's
Santillan's 4-seam fastball moves 11.5 inches toward the third-base side, the biggest horizontal move in his arsenal.
439 thrown, averaging 94.5 mph.
He lives on the edges rather than over the middle
16.8% of Santillan's pitches land in the middle third of the zone, well below what most pitchers give away.
117 of 697 located pitches.
He releases the ball about where everyone else does
Santillan releases the ball 6.0 feet down the mound, a shorter stride than most.
618 tracked pitches in 2026.
His fastball is the pitch everything else is built on
Santillan's 4-seam fastball averages 94.5 mph, and has touched 96.9.
439 thrown, 62.9% of his pitches.
The contact he allows is the kind that finds grass
The quality of contact against Santillan projects a .356 average, 23rd percentile.
293 pitches in 2026. 23rd percentile among qualified pitchers in 2026, 412th in MLB.
He throws about as hard as anybody in the league
Santillan averages 90.5 mph across his arsenal, 63rd percentile in the league.
293 pitches in 2026. 63rd percentile among qualified pitchers in 2026, 199th in MLB.
He saves one pitch for one side of the plate
Santillan throws the slurve 35% of the time against right-handers and 23% against left-handers.
337 pitches to right-handers, 361 to left-handers.
How much of the zone he uses depends on the count
Santillan puts 53.4% of his pitches in the zone when he is behind and 42.7% when he is ahead.
223 located pitches behind, 185 ahead.
The gap between his pitches is what makes them work
9.9 mph separates Santillan's 4-seam fastball from his slurve, 94.5 against 84.6.
439 and 201 of them respectively.
He falls behind hitters far too often
Santillan throws a strike on the first pitch 58.9% of the time.
190 plate appearances started in 2026.
One pitch of his spins more than almost anyone's
Santillan's 4-seam fastball spins at 2,336 rpm, the highest in his arsenal.
439 thrown in 2026.
Show more
The numbers behind these live in Matchups.
Take me there
He pitches differently depending on which hand is up
Santillan puts 44.7% of his pitches to right-handers in the zone and 35.6% of his pitches to left-handers.
133 pitches to right-handed hitters, 160 to left-handed hitters.
The numbers behind these live in Pitch Data.
Take me there
The angle he throws from is unusual, and hitters notice
Santillan releases the ball from a sidearm slot, about 22 degrees above horizontal and 2.1 feet to the third-base side of the rubber.
697 tracked release points, averaging 5.2 feet off the ground.
He releases the ball about where everyone else does
Santillan releases the ball 6.0 feet down the mound, a shorter stride than most.
618 tracked pitches in 2026.
The numbers behind these live in Pitch Data.
Take me there
There is one pitch of his that keeps getting hit
Contact off Santillan's slurve leaves the bat at 94.8 mph, against 86.0 off his slider.
201 and 58 of them thrown.
His pitches move in ways that fit together
Santillan works with 3 pitches: 4-Seam Fastball, Slurve and Slider. The 4-seam fastball is 62.9% of everything he throws.
698 classified pitches in 2026.
His fastball is the pitch everything else is built on
Santillan's 4-seam fastball averages 94.5 mph, and has touched 96.9.
439 thrown, 62.9% of his pitches.
He saves one pitch for one side of the plate
Santillan throws the slurve 35% of the time against right-handers and 23% against left-handers.
337 pitches to right-handers, 361 to left-handers.
The gap between his pitches is what makes them work
9.9 mph separates Santillan's 4-seam fastball from his slurve, 94.5 against 84.6.
439 and 201 of them respectively.
One pitch of his spins more than almost anyone's
Santillan's 4-seam fastball spins at 2,336 rpm, the highest in his arsenal.
439 thrown in 2026.
The numbers behind these live in Pitch Data.
Take me there
One pitch of his moves in a way hitters rarely see
Santillan's 4-seam fastball carries 13.5 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
439 thrown, averaging 94.5 mph.
One pitch of his runs sideways more than almost anyone's
Santillan's 4-seam fastball moves 11.5 inches toward the third-base side, the biggest horizontal move in his arsenal.
439 thrown, averaging 94.5 mph.
The numbers behind these live in Pitch Data.
Take me there
He cannot find the zone often enough
Santillan works off the plate, with only 39.7% of his pitches in the zone, 19th percentile.
293 pitches in 2026. 19th percentile among qualified pitchers in 2026, 435th in MLB.
The numbers behind these live in Spray Chart.
Take me there
When hitters connect off him, they hit it hard
Hitters average 91.2 mph off the bat against Santillan, 13th percentile.
293 pitches in 2026. 13th percentile among qualified pitchers in 2026, 469th in MLB.
Too much of the contact against him is loud
49% of the contact Santillan gives up is hit hard, 14th percentile.
293 pitches in 2026. 14th percentile among qualified pitchers in 2026, 462nd in MLB.
The contact he allows is the kind that finds grass
The quality of contact against Santillan projects a .356 average, 23rd percentile.
293 pitches in 2026. 23rd percentile among qualified pitchers in 2026, 412th in MLB.
The numbers behind these live in Pitch Data.
Take me there
This is the pitch he goes to when he needs the out
With two strikes Santillan goes to the 4-seam fastball: 69% of his two-strike pitches, against 60.9% the rest of the time.
174 two-strike pitches in 2026.
When he falls behind, hitters know exactly what is coming
Behind in the count Santillan throws a fastball 69.1% of the time, against 57.8% when he is ahead.
223 pitches behind in the count, 185 ahead.
How much of the zone he uses depends on the count
Santillan puts 53.4% of his pitches in the zone when he is behind and 42.7% when he is ahead.
223 located pitches behind, 185 ahead.
He falls behind hitters far too often
Santillan throws a strike on the first pitch 58.9% of the time.
190 plate appearances started in 2026.
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 breaking balls: a .390 expected average against them, against .342 on his fastballs.
108 of his breaking balls thrown.
The numbers behind these live in Pitch Data.
Take me there
He lives on the edges rather than over the middle
16.8% of Santillan's pitches land in the middle third of the zone, well below what most pitchers give away.
117 of 697 located pitches.
The numbers behind these live in Pitch Data.
Take me there
He throws about as hard as anybody in the league
Santillan averages 90.5 mph across his arsenal, 63rd percentile in the league.
293 pitches in 2026. 63rd percentile among qualified pitchers in 2026, 199th in MLB.
Reds