Mitch Mueller
Minnesota Twins (AA)P
Age: 24
Bats/Throws: R/R
6'4" / 235
DOB: 9/13/2001
(24 years, 10 months, 28 days)
P
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In-Season ProjectionsMinor Leagues
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | MIN | CPX | 23 | 1 | 0 | 1 | 5 | 0 | 11.1 | 11.12 | 1.59 | 0.00 | .393 | 86.7% | 32.1% | 0.0% | 1.59 | 2.16 | 3.30 | ||||||
| 2026 | MIN | A | 24 | 1 | 2 | 3 | 17 | 0 | 20.0 | 11.25 | 4.05 | 0.45 | .333 | 47.1% | 45.3% | 7.1% | 5.85 | 4.60 | 3.38 | 3.87 | |||||
| 2026 | MIN | A+ | 24 | 1 | 1 | 1 | 12 | 0 | 20.1 | 13.28 | 1.77 | 1.33 | .256 | 54.7% | 39.0% | 20.0% | 3.54 | 3.45 | 2.81 | ||||||
| 2026 | MIN | AA | 24 | 0 | 0 | 2 | 5 | 0 | 8.0 | 9.00 | 1.13 | 0.00 | .200 | 100.0% | 36.8% | 0.0% | 0.00 | 2.05 | 3.98 | ||||||
| 2026 | MIN | MiLB | 24 | 2 | 3 | 6 | 34 | 0 | 48.1 | 11.73 | 2.61 | 0.74 | .283 | 55.1% | 41.6% | 10.8% | 3.91 | 4.60 | 3.19 | 3.44 | |||||
| 2026 | Steamer | ROS | 24 | 0 | 0 | 0 | 1 | 0 | 1.0 | 8.10 | 3.70 | 1.14 | .295 | 72.3% | 4.28 | 4.30 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 24 | 0 | 0 | 0 | 1 | 0 | 1.5 | 7.66 | 3.38 | 1.25 | .289 | 67.1% | 4.57 | 4.50 | 0.0 |
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | MIN | CPX | 23 | 1 | 0 | 1 | 5 | 0 | 11.1 | 11.12 | 1.59 | 0.00 | .393 | 86.7% | 32.1% | 0.0% | 1.59 | 2.16 | 3.30 | ||||||
| 2026 | MIN | A | 24 | 1 | 2 | 3 | 17 | 0 | 20.0 | 11.25 | 4.05 | 0.45 | .333 | 47.1% | 45.3% | 7.1% | 5.85 | 4.60 | 3.38 | 3.87 | |||||
| 2026 | MIN | A+ | 24 | 1 | 1 | 1 | 12 | 0 | 20.1 | 13.28 | 1.77 | 1.33 | .256 | 54.7% | 39.0% | 20.0% | 3.54 | 3.45 | 2.81 | ||||||
| 2026 | MIN | AA | 24 | 0 | 0 | 2 | 5 | 0 | 8.0 | 9.00 | 1.13 | 0.00 | .200 | 100.0% | 36.8% | 0.0% | 0.00 | 2.05 | 3.98 | ||||||
| 2026 | MIN | MiLB | 24 | 2 | 3 | 6 | 34 | 0 | 48.1 | 11.73 | 2.61 | 0.74 | .283 | 55.1% | 41.6% | 10.8% | 3.91 | 4.60 | 3.19 | 3.44 | |||||
| 2026 | Steamer | ROS | 24 | 0 | 0 | 0 | 1 | 0 | 1.0 | 8.10 | 3.70 | 1.14 | .295 | 72.3% | 4.28 | 4.30 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 24 | 0 | 0 | 0 | 1 | 0 | 1.5 | 7.66 | 3.38 | 1.25 | .289 | 67.1% | 4.57 | 4.50 | 0.0 |
In-Season ProjectionsMinor Leagues
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | MIN | CPX | 1 | 0 | 1.59 | 5 | 0 | 0 | 0 | 1 | 0 | 0 | 11.1 | 46 | 11 | 2 | 2 | 0 | 2 | 0 | 2 | 0 | 0 | 14 | |
| 2026 | MIN | A | 1 | 2 | 5.85 | 17 | 0 | 0 | 0 | 3 | 1 | 4 | 20.0 | 90 | 19 | 16 | 13 | 1 | 9 | 0 | 1 | 7 | 0 | 25 | |
| 2026 | MIN | A+ | 1 | 1 | 3.54 | 12 | 0 | 0 | 0 | 1 | 0 | 0 | 20.1 | 76 | 13 | 10 | 8 | 3 | 4 | 0 | 0 | 1 | 0 | 30 | |
| 2026 | MIN | AA | 0 | 0 | 0.00 | 5 | 0 | 0 | 0 | 2 | 0 | 0 | 8.0 | 29 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 8 | |
| 2026 | MIN | MiLB | 2 | 3 | 3.91 | 34 | 0 | 0 | 0 | 6 | 1 | 4 | 48.1 | 195 | 36 | 26 | 21 | 4 | 14 | 0 | 1 | 8 | 0 | 63 | |
| 2026 | Steamer | ROS | 0 | 0 | 4.28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 4.57 | 1 | 0 | 0 | 0 | 0 | 1.5 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | MIN | CPX | 1 | 0 | 1.59 | 5 | 0 | 0 | 0 | 1 | 0 | 0 | 11.1 | 46 | 11 | 2 | 2 | 0 | 2 | 0 | 2 | 0 | 0 | 14 | |
| 2026 | MIN | A | 1 | 2 | 5.85 | 17 | 0 | 0 | 0 | 3 | 1 | 4 | 20.0 | 90 | 19 | 16 | 13 | 1 | 9 | 0 | 1 | 7 | 0 | 25 | |
| 2026 | MIN | A+ | 1 | 1 | 3.54 | 12 | 0 | 0 | 0 | 1 | 0 | 0 | 20.1 | 76 | 13 | 10 | 8 | 3 | 4 | 0 | 0 | 1 | 0 | 30 | |
| 2026 | MIN | AA | 0 | 0 | 0.00 | 5 | 0 | 0 | 0 | 2 | 0 | 0 | 8.0 | 29 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 8 | |
| 2026 | MIN | MiLB | 2 | 3 | 3.91 | 34 | 0 | 0 | 0 | 6 | 1 | 4 | 48.1 | 195 | 36 | 26 | 21 | 4 | 14 | 0 | 1 | 8 | 0 | 63 | |
| 2026 | Steamer | ROS | 0 | 0 | 4.28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 4.57 | 1 | 0 | 0 | 0 | 0 | 1.5 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
In-Season ProjectionsMinor LeaguesAverages
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | MIN | CPX | 11.12 | 1.59 | 7.00 | 0.00 | 30.4% | 4.3% | 26.1% | .262 | 1.15 | .393 | 86.7% | 39 | 51 | 2.16 | ||||
| 2026 | MIN | A | 11.25 | 4.05 | 2.78 | 0.45 | 27.8% | 10.0% | 17.8% | .238 | 1.40 | .333 | 47.1% | 124 | 71 | 3.38 | ||||
| 2026 | MIN | A+ | 13.28 | 1.77 | 7.50 | 1.33 | 39.5% | 5.3% | 34.2% | .181 | 0.84 | .256 | 54.7% | 68 | 65 | 3.45 | ||||
| 2026 | MIN | AA | 9.00 | 1.13 | 8.00 | 0.00 | 27.6% | 3.4% | 24.1% | .143 | 0.63 | .200 | 100.0% | 0 | 40 | 2.05 | ||||
| 2026 | MIN | MiLB | 11.73 | 2.61 | 4.50 | 0.74 | 32.3% | 7.2% | 25.1% | .200 | 1.03 | .283 | 55.1% | 80 | 63 | 3.19 | ||||
| 2026 | Steamer | ROS | 8.10 | 3.70 | 2.19 | 1.14 | 20.7% | 9.5% | 11.3% | .250 | 1.38 | .295 | 72.3% | 4.30 | ||||||
| 2026 | OOPSY | ROS | 7.66 | 3.38 | 2.26 | 1.25 | 20.8% | 9.2% | 11.6% | .249 | 1.29 | .289 | 67.1% | 4.50 |
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | MIN | CPX | 11.12 | 1.59 | 7.00 | 0.00 | 30.4% | 4.3% | 26.1% | .262 | 1.15 | .393 | 86.7% | 39 | 51 | 2.16 | ||||
| 2026 | MIN | A | 11.25 | 4.05 | 2.78 | 0.45 | 27.8% | 10.0% | 17.8% | .238 | 1.40 | .333 | 47.1% | 124 | 71 | 3.38 | ||||
| 2026 | MIN | A+ | 13.28 | 1.77 | 7.50 | 1.33 | 39.5% | 5.3% | 34.2% | .181 | 0.84 | .256 | 54.7% | 68 | 65 | 3.45 | ||||
| 2026 | MIN | AA | 9.00 | 1.13 | 8.00 | 0.00 | 27.6% | 3.4% | 24.1% | .143 | 0.63 | .200 | 100.0% | 0 | 40 | 2.05 | ||||
| 2026 | MIN | MiLB | 11.73 | 2.61 | 4.50 | 0.74 | 32.3% | 7.2% | 25.1% | .200 | 1.03 | .283 | 55.1% | 80 | 63 | 3.19 | ||||
| 2026 | Steamer | ROS | 8.10 | 3.70 | 2.19 | 1.14 | 20.7% | 9.5% | 11.3% | .250 | 1.38 | .295 | 72.3% | 4.30 | ||||||
| 2026 | OOPSY | ROS | 7.66 | 3.38 | 2.26 | 1.25 | 20.8% | 9.2% | 11.6% | .249 | 1.29 | .289 | 67.1% | 4.50 |

