The angle he throws from is unusual, and hitters notice
Woo releases the ball from a sidearm slot, about 23 degrees above horizontal and 1.5 feet to the third-base side of the rubber.
2666 tracked release points, averaging 5.0 feet off the ground.
He pitches around the zone once runners are on
Woo throws 40.4% of his pitches in the zone with a runner in scoring position and 49.5% with the bases empty.
114 pitches with a runner in scoring position, 655 with the bases empty.
There is one pitch of his that keeps getting hit
Contact off Woo's slider leaves the bat at 93.9 mph, against 83.9 off his changeup.
367 and 167 of them thrown.
One pitch of his runs sideways more than almost anyone's
Woo's sinker moves 16.2 inches toward the third-base side, the biggest horizontal move in his arsenal.
499 thrown, averaging 95.9 mph.
He fills the strike zone and makes hitters beat him
Woo lives in the strike zone: 48.2% of his pitches are in it, 91st percentile.
769 pitches in 2026. 91st percentile among qualified pitchers in 2026, 47th in MLB.
He throws about as hard as anybody in the league
Woo averages 92.6 mph across his arsenal, 88th percentile in the league.
769 pitches in 2026. 88th percentile among qualified pitchers in 2026, 66th in MLB.
When he falls behind, hitters know exactly what is coming
Behind in the count Woo throws a fastball 76.8% of the time, against 57.7% when he is ahead.
557 pitches behind in the count, 941 ahead.
His fastball is the pitch everything else is built on
Woo's 4-seam fastball averages 96.1 mph, and has touched 99.3.
1269 thrown, 47.6% of his pitches.
He gets ahead early and pitches from in front all night
Woo throws a strike on the first pitch 67.9% of the time.
711 plate appearances started in 2026.
One pitch of his moves in a way hitters rarely see
Woo's 4-seam fastball carries 13.9 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
1269 thrown, averaging 96.1 mph.
He saves one pitch for one side of the plate
Woo throws the sinker 32.4% of the time against right-handers and 9.2% against left-handers.
1094 pitches to right-handers, 1573 to left-handers.
How much of the zone he uses depends on the count
Woo puts 64.8% of his pitches in the zone when he is behind and 43.9% when he is ahead.
557 located pitches behind, 941 ahead.
The contact he allows should not turn into many hits
The quality of contact against Woo projects a .297 average, 77th percentile.
769 pitches in 2026. 77th percentile among qualified pitchers in 2026, 124th in MLB.
The gap between his pitches is what makes them work
13.2 mph separates Woo's 4-seam fastball from his curveball, 96.1 against 82.9.
1269 and 59 of them respectively.
His pitches move in ways that fit together
Woo works with 5 pitches: 4-Seam Fastball, Sinker, Slider and Sweeper, and a little else. The 4-seam fastball is 47.6% of everything he throws.
2667 classified pitches in 2026.
This is the pitch he goes to when he needs the out
With two strikes Woo goes to the sweeper: 16.2% of his two-strike pitches, against 9.1% the rest of the time.
890 two-strike pitches in 2026.
His velocity drains away as the outing goes on
Woo's fastball averages 96.2 mph in his first 25 pitches of a start and 95.6 past his 75th.
525 early fastballs, 296 late ones.
He throws strikes to one type of hitter and not the other
Woo lands 51.4% of his fastballs in the zone and only 42.9% of his breaking balls.
542 of his fastballs, 189 of his breaking balls.
Too much of the contact against him is loud
44.1% of the contact Woo gives up is hit hard, 30th percentile.
769 pitches in 2026. 30th percentile among qualified pitchers in 2026, 378th in MLB.
He lives on the edges rather than over the middle
21.3% of Woo's pitches land in the middle third of the zone, well below what most pitchers give away.
567 of 2666 located pitches.
One pitch of his spins more than almost anyone's
Woo's sweeper spins at 2,475 rpm, the highest in his arsenal.
306 thrown in 2026.
When hitters connect off him, they hit it hard
Hitters average 89.3 mph off the bat against Woo, 36th percentile.
769 pitches in 2026. 36th percentile among qualified pitchers in 2026, 343rd in MLB.
One pitch exists only to make the hitter think
Woo has thrown 59 curveballs this season, 2.2% of his pitches, at 82.9 mph: a look rather than a weapon.
2667 classified pitches in 2026.
Show more
The numbers behind these live in Pitch Data.
Take me there
The angle he throws from is unusual, and hitters notice
Woo releases the ball from a sidearm slot, about 23 degrees above horizontal and 1.5 feet to the third-base side of the rubber.
2666 tracked release points, averaging 5.0 feet off the ground.
His velocity drains away as the outing goes on
Woo's fastball averages 96.2 mph in his first 25 pitches of a start and 95.6 past his 75th.
525 early fastballs, 296 late ones.
The numbers behind these live in Matchups.
Take me there
He pitches around the zone once runners are on
Woo throws 40.4% of his pitches in the zone with a runner in scoring position and 49.5% with the bases empty.
114 pitches with a runner in scoring position, 655 with the bases empty.
The numbers behind these live in Pitch Data.
Take me there
There is one pitch of his that keeps getting hit
Contact off Woo's slider leaves the bat at 93.9 mph, against 83.9 off his changeup.
367 and 167 of them thrown.
His fastball is the pitch everything else is built on
Woo's 4-seam fastball averages 96.1 mph, and has touched 99.3.
1269 thrown, 47.6% of his pitches.
He saves one pitch for one side of the plate
Woo throws the sinker 32.4% of the time against right-handers and 9.2% against left-handers.
1094 pitches to right-handers, 1573 to left-handers.
The gap between his pitches is what makes them work
13.2 mph separates Woo's 4-seam fastball from his curveball, 96.1 against 82.9.
1269 and 59 of them respectively.
His pitches move in ways that fit together
Woo works with 5 pitches: 4-Seam Fastball, Sinker, Slider and Sweeper, and a little else. The 4-seam fastball is 47.6% of everything he throws.
2667 classified pitches in 2026.
One pitch of his spins more than almost anyone's
Woo's sweeper spins at 2,475 rpm, the highest in his arsenal.
306 thrown in 2026.
One pitch exists only to make the hitter think
Woo has thrown 59 curveballs this season, 2.2% of his pitches, at 82.9 mph: a look rather than a weapon.
2667 classified pitches in 2026.
Show more
The numbers behind these live in Pitch Data.
Take me there
One pitch of his runs sideways more than almost anyone's
Woo's sinker moves 16.2 inches toward the third-base side, the biggest horizontal move in his arsenal.
499 thrown, averaging 95.9 mph.
One pitch of his moves in a way hitters rarely see
Woo's 4-seam fastball carries 13.9 inches of ride against a spinless ball, the biggest vertical move in his arsenal.
1269 thrown, averaging 96.1 mph.
The numbers behind these live in Pitch Data.
Take me there
He fills the strike zone and makes hitters beat him
Woo lives in the strike zone: 48.2% of his pitches are in it, 91st percentile.
769 pitches in 2026. 91st percentile among qualified pitchers in 2026, 47th in MLB.
The numbers behind these live in Pitch Data.
Take me there
He throws about as hard as anybody in the league
Woo averages 92.6 mph across his arsenal, 88th percentile in the league.
769 pitches in 2026. 88th percentile among qualified pitchers in 2026, 66th in MLB.
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 Woo throws a fastball 76.8% of the time, against 57.7% when he is ahead.
557 pitches behind in the count, 941 ahead.
He gets ahead early and pitches from in front all night
Woo throws a strike on the first pitch 67.9% of the time.
711 plate appearances started in 2026.
How much of the zone he uses depends on the count
Woo puts 64.8% of his pitches in the zone when he is behind and 43.9% when he is ahead.
557 located pitches behind, 941 ahead.
This is the pitch he goes to when he needs the out
With two strikes Woo goes to the sweeper: 16.2% of his two-strike pitches, against 9.1% the rest of the time.
890 two-strike pitches in 2026.
The numbers behind these live in Spray Chart.
Take me there
The contact he allows should not turn into many hits
The quality of contact against Woo projects a .297 average, 77th percentile.
769 pitches in 2026. 77th percentile among qualified pitchers in 2026, 124th in MLB.
Too much of the contact against him is loud
44.1% of the contact Woo gives up is hit hard, 30th percentile.
769 pitches in 2026. 30th percentile among qualified pitchers in 2026, 378th in MLB.
When hitters connect off him, they hit it hard
Hitters average 89.3 mph off the bat against Woo, 36th percentile.
769 pitches in 2026. 36th percentile among qualified pitchers in 2026, 343rd in MLB.
The numbers behind these live in Pitch Data.
Take me there
He throws strikes to one type of hitter and not the other
Woo lands 51.4% of his fastballs in the zone and only 42.9% of his breaking balls.
542 of his fastballs, 189 of his breaking balls.
The numbers behind these live in Pitch Data.
Take me there
He lives on the edges rather than over the middle
21.3% of Woo's pitches land in the middle third of the zone, well below what most pitchers give away.
567 of 2666 located pitches.
Mariners