He handles both hands about the same
Right-handed hitters project to a .380 average against Mazur and left-handers to .301.
216 pitches to right-handed hitters, 273 to left-handed hitters.
Almost nothing hit off him is hit well
Only 31.8% of the contact Mazur gives up is hit hard, 92nd percentile.
489 pitches in 2025. 92nd percentile among qualified pitchers in 2025, 66th in MLB.
One type of hitter does all the damage against him
Hitters do their damage on his fastballs: a .396 expected average against them, against .296 on his breaking balls.
195 of his fastballs thrown.
There is one pitch of his that keeps getting hit
Contact off Mazur's 4-seam fastball leaves the bat at 96.4 mph, against 78.6 off his sinker.
117 and 78 of them thrown.
Both sides hit him about the same
38.6% of the contact right-handers make against Mazur is hit hard, against 27% of what left-handers make.
216 pitches to right-handed hitters, 273 to left-handed hitters.
Hitters tend to hit him to one part of the field
47.7% of the balls put in play against Mazur have gone to centre field.
51 of 107 located batted balls allowed.
Hitters cannot square him up, the contact is weak
Contact against Mazur is weak: 87.5 mph off the bat on average, 75th percentile.
489 pitches in 2025. 75th percentile among qualified pitchers in 2025, 193rd in MLB.
He fills the strike zone and makes hitters beat him
Mazur lives in the strike zone: 49.9% of his pitches are in it, 81st percentile.
489 pitches in 2025. 81st percentile among qualified pitchers in 2025, 148th in MLB.
One side of the plate does most of the damage against him
Right-handed hitters average 89.4 mph off the bat against Mazur and left-handers 86.2.
44 tracked batted balls from right-handers, 63 from left-handers.
His ball moves more than the hitter expects it to
Mazur's stuff spins at 2,371 rpm, 69th percentile in the league.
489 pitches in 2025. 69th percentile among qualified pitchers in 2025, 244th in MLB.
Runners on base do not change how he is hit
29% of the contact against Mazur with a runner in scoring position is hit hard, against 32.9% with the bases empty.
115 pitches with a runner in scoring position, 374 with the bases empty.
The shape of the contact off him says how he gets outs
44.2% of the contact against Mazur is on the ground and 36.5% of it is in the air.
104 tracked batted balls allowed.
The home runs are what is undoing his season
Mazur has given up 4 tracked home runs, 2 of them to right field, the longest 410 feet.
4 tracked home runs allowed in 2025.
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The numbers behind these live in Matchups.
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He handles both hands about the same
Right-handed hitters project to a .380 average against Mazur and left-handers to .301.
216 pitches to right-handed hitters, 273 to left-handed hitters.
Both sides hit him about the same
38.6% of the contact right-handers make against Mazur is hit hard, against 27% of what left-handers make.
216 pitches to right-handed hitters, 273 to left-handed hitters.
The numbers behind these live in Spray Chart.
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Almost nothing hit off him is hit well
Only 31.8% of the contact Mazur gives up is hit hard, 92nd percentile.
489 pitches in 2025. 92nd percentile among qualified pitchers in 2025, 66th in MLB.
Hitters cannot square him up, the contact is weak
Contact against Mazur is weak: 87.5 mph off the bat on average, 75th percentile.
489 pitches in 2025. 75th percentile among qualified pitchers in 2025, 193rd in MLB.
The numbers behind these live in Pitch Data.
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One type of hitter does all the damage against him
Hitters do their damage on his fastballs: a .396 expected average against them, against .296 on his breaking balls.
195 of his fastballs thrown.
The numbers behind these live in Pitch Data.
Take me there
There is one pitch of his that keeps getting hit
Contact off Mazur's 4-seam fastball leaves the bat at 96.4 mph, against 78.6 off his sinker.
117 and 78 of them thrown.
The numbers behind these live in Pitch Data.
Take me there
Hitters tend to hit him to one part of the field
47.7% of the balls put in play against Mazur have gone to centre field.
51 of 107 located batted balls allowed.
One side of the plate does most of the damage against him
Right-handed hitters average 89.4 mph off the bat against Mazur and left-handers 86.2.
44 tracked batted balls from right-handers, 63 from left-handers.
The shape of the contact off him says how he gets outs
44.2% of the contact against Mazur is on the ground and 36.5% of it is in the air.
104 tracked batted balls allowed.
The home runs are what is undoing his season
Mazur has given up 4 tracked home runs, 2 of them to right field, the longest 410 feet.
4 tracked home runs allowed in 2025.
The numbers behind these live in Pitch Data.
Take me there
He fills the strike zone and makes hitters beat him
Mazur lives in the strike zone: 49.9% of his pitches are in it, 81st percentile.
489 pitches in 2025. 81st percentile among qualified pitchers in 2025, 148th in MLB.
The numbers behind these live in Pitch Data.
Take me there
His ball moves more than the hitter expects it to
Mazur's stuff spins at 2,371 rpm, 69th percentile in the league.
489 pitches in 2025. 69th percentile among qualified pitchers in 2025, 244th in MLB.
The numbers behind these live in Matchups.
Take me there
Runners on base do not change how he is hit
29% of the contact against Mazur with a runner in scoring position is hit hard, against 32.9% with the bases empty.
115 pitches with a runner in scoring position, 374 with the bases empty.