Mitch Bratt

23-Year-Old PitcherSP
Arizona Diamondbacks AAA
2026 Fantasy Outlook
Bratt's stats are more alluring than his scouting reports, but as a southpaw with excellent control, it's possible he continues to exceed expectations. Acquired by Arizona along with two other pitching prospects in the deadline deal that sent Merrill Kelly to Texas, Bratt logged a 3.38 ERA, 1.17 WHIP, 29.3 percent strikeout rate and 4.2 percent walk rate in 122.1 innings at Double-A last season. Among qualified full-season starters, Bratt's 25.1 K-BB% was the top mark, ahead of higher-ranked prospects T.J. Nichols, Trey Gibson and Robby Snelling, among others. Despite that dominance, Bratt doesn't have overwhelming stuff on paper. His fastball sits in the 91-92 mph range and his above-average cutter might be his only above-average offering. Bratt does have a full mix of middling pitches and he has a deceptive delivery, which combined with his 70-grade control has allowed him to dominate minor-league hitters. It's unlikely he experiences the same level of success against big-league hitters without an uptick in stuff, but he could be a No. 4 or No. 5 starter who doesn't kill your ratios. Bratt is on the 40-man roster and could debut this summer. Read Past Outlooks
RANKS
Rest of Season
From Preseason
#364
ADP
Signed a one-year contract with the Diamondbacks in March of 2026.
Going back to minors
PArizona Diamondbacks  AAA
June 25, 2026
The Diamondbacks will option Bratt to Triple-A Reno prior to Thursday's game in St. Louis, Nick Piecoro of the Arizona Republic reports.
Analysis
Bratt had a solid abbreviated major-league debut Wednesday versus the Cardinals, yielding one run over three innings of work. The left-hander is not fully stretched out yet after recently returning from injury at Reno, so he will continue to rebuild his stamina at the team's top minor-league affiliate. Brandon Pfaadt will enter the Arizona rotation in Bratt's place.
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Pitching Stats
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2026 MLB Game Log
2026
2026 MLB Game Log
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Minor League Game Log
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Pitching Appearances Breakdown
Average Pitch Count
54
Last 10 Games
54
Last 5 Games
54
How many pitches does Mitch Bratt generally throw?
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
What part of the game does Mitch Bratt generally pitch?
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
% Games Reaching Innings Threshold
% Games By Number of Innings Pitched
Left/Right Pitching Splits
Since 2024
 
 
-100%
BAA vs LHP
2026
 
 
-100%
BAA vs LHP
2025
No Stats
2024
No Stats
BAA Batters K BB H 2B 3B HR
Since 2024vs Left .000 3 0 0 0 0 0 0
Since 2024vs Right .250 10 3 2 2 1 0 0
2026vs Left .000 3 0 0 0 0 0 0
2026vs Right .250 10 3 2 2 1 0 0
2025vs Left 0 0 0 0 0 0 0 0
2025vs Right 0 0 0 0 0 0 0 0
2024vs Left 0 0 0 0 0 0 0 0
2024vs Right 0 0 0 0 0 0 0 0
Home/Away Pitching Splits
Since 2024
 
 
-100%
ERA at Home
2026
 
 
-100%
ERA at Home
2025
No Stats
2024
No Stats
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2024Home 0 0 0 0 0 0 0 0 0
Since 2024Away 3.00 1.33 3.0 0 0 0 9.0 6.0 0.0
2026Home 0 0 0 0 0 0 0 0 0
2026Away 3.00 1.33 3.0 0 0 0 9.0 6.0 0.0
2025Home 0 0 0 0 0 0 0 0 0
2025Away 0 0 0 0 0 0 0 0 0
2024Home 0 0 0 0 0 0 0 0 0
2024Away 0 0 0 0 0 0 0 0 0
Minor League Left/Right Pitching Splits (AAA)
Since 2024
 
 
-13%
BAA vs RHP
2026
 
 
-13%
BAA vs RHP
2025
No Stats
2024
No Stats
BAA Batters K BB H 2B 3B HR
Since 2024vs Left .216 57 18 5 11 0 0 0
Since 2024vs Right .187 145 33 9 25 4 1 4
2026vs Left .216 57 18 5 11 0 0 0
2026vs Right .187 145 33 9 25 4 1 4
2025vs Left 0 0 0 0 0 0 0 0
2025vs Right 0 0 0 0 0 0 0 0
2024vs Left 0 0 0 0 0 0 0 0
2024vs Right 0 0 0 0 0 0 0 0
Stat Review
How does Mitch Bratt compare to other starting pitchers?
This section compares his stats with all starting pitcher seasons from the previous three seasons (minimum 120 innings)*. The bar represents the player's percentile rank. For example, if the bar is halfway across, then the player falls into the 50th percentile for that stat and it would be considered average.

* Exit Velocity, Barrels/BBE %, Balls Hit 95+ MPH %, and Spin Rate are benchmarked against 2019 data (min 120 IP). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • K/BB
    Strikeout to walk ratio.
  • K/9
    Average strikeouts per nine innings.
  • BB/9
    Average walks per nine innings.
  • HR/9
    Average home runs allowed per nine innings.
  • Fastball
    Average fastball velocity.
  • ERA
    Earned run average. The average earned runs allowed per nine innings.
  • WHIP
    Walks plus hits per inning pitched.
  • BABIP
    Batting average on balls in play. Measures how many balls in play against a pitcher go for hits.
  • GB/FB
    Groundball to flyball ratio. The higher the number, the more likely a pitcher is to induce groundballs.
  • Left On Base
    The percentage of base runners that a pitcher strands on base over the course of a season.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Barrels/BBE
    The percentage of batted ball events resulting in a Barrel. A Barrel is a batted ball with similar exit velocity and launch angle to past ones that led to a minimum .500 batting average and 1.500 slugging percentage.
  • Spin Rate
    Spin Rate is the rate of spin on a baseball after it is released. It is measured in revolutions per minute (rpm).
  • Balls Hit 95+ MPH
    The percentage of batted balls hit that met or exceeded the 95 MPH threshold.
  • Swinging Strike
    The percentage of pitches that result in a swing and a miss.
K/BB
1.50
 
K/9
9.0
 
BB/9
6.0
 
HR/9
0.0
 
Fastball
92.2 mph
 
ERA
3.00
 
WHIP
1.33
 
BABIP
.268
 
GB/FB
2.00
 
Left On Base
75.0%
 
Exit Velocity
80.2 mph
 
Barrels/BBE
0.0%
 
Spin Rate
2409 rpm
 
Balls Hit 95+ MPH
19.0%
 
Swinging Strike
13.0%
 
Prospect Rankings History
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Defensive Stats
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Stats Vs Today's Lineup
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Recent RotoWire Articles Featuring Mitch Bratt See More
Recent RotoWire Articles Featuring Mitch Bratt See More
More Fantasy News
Goes three innings in debut
PArizona Diamondbacks  AAA
June 24, 2026
Bratt allowed one run on two hits and two walks while striking out three over three innings in a no-decision versus the Cardinals on Wednesday.
Analysis
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Recalled ahead of MLB debut
PArizona Diamondbacks  AAA
June 24, 2026
The Diamondbacks recalled Bratt from Triple-A Reno on Wednesday.
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Poised for MLB debut Wednesday
PArizona Diamondbacks  AAA
June 23, 2026
Bratt has joined the Diamondbacks' taxi squad and is expected to be called up from Triple-A Reno to make his major-league debut Wednesday in St. Louis, Nick Piecoro of The Arizona Republic reports.
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Sent to Triple-A
PArizona Diamondbacks  AAA
March 8, 2026
The Diamondbacks optioned Bratt to Triple-A Reno on Sunday, Alex Weiner of ArizonaSports.com reports.
Analysis
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Joins 40-man roster
PArizona Diamondbacks  AAA
November 18, 2025
The Diamondbacks selected Bratt's contract from Double-A Amarillo on Tuesday.
Analysis
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