Mervin Fell
Arizona Diamondbacks (A)P
Age: 22
Bats/Throws: R/R
6'1" / 215
DOB: 2/22/2003
(22 years, 2 months, 11 days)
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Preseason ProjectionsIn-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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | ARI | DSL | 20 | 0 | 0 | 0 | 7 | 3 | 13.0 | 11.77 | 4.15 | 0.00 | .344 | 72.2% | 46.9% | 0.0% | 3.46 | 2.98 | 3.59 | ||||||
| 2024 | ARI | DSL | 21 | 5 | 2 | 0 | 12 | 5 | 33.0 | 10.91 | 4.64 | 0.00 | .303 | 68.3% | 52.0% | 0.0% | 3.27 | 3.19 | 3.61 | ||||||
| 2025 | Steamer | PROJ | 22 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.73 | 6.88 | 1.55 | .299 | 67.5% | 41.6% | 6.73 | 6.80 | 6.56 | 0.0 | ||||||
| 2025 | ARI | A | 22 | 1 | 0 | 0 | 2 | 0 | 5.2 | 9.53 | 6.35 | 0.00 | .167 | 50.0% | 72.7% | 0.0% | 3.18 | 4.32 | 4.63 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.15 | 6.70 | 1.18 | .305 | 69.3% | 5.84 | 5.76 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 22 | 0 | 0 | 0 | 1 | 1 | 2.6 | 6.53 | 4.05 | 1.18 | .299 | 65.3% | 5.10 | 4.91 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | ARI | DSL | 20 | 0 | 0 | 0 | 7 | 3 | 13.0 | 11.77 | 4.15 | 0.00 | .344 | 72.2% | 46.9% | 0.0% | 3.46 | 2.98 | 3.59 | ||||||
| 2024 | ARI | DSL | 21 | 5 | 2 | 0 | 12 | 5 | 33.0 | 10.91 | 4.64 | 0.00 | .303 | 68.3% | 52.0% | 0.0% | 3.27 | 3.19 | 3.61 | ||||||
| 2025 | Steamer | PROJ | 22 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.73 | 6.88 | 1.55 | .299 | 67.5% | 41.6% | 6.73 | 6.80 | 6.56 | 0.0 | ||||||
| 2025 | ARI | A | 22 | 1 | 0 | 0 | 2 | 0 | 5.2 | 9.53 | 6.35 | 0.00 | .167 | 50.0% | 72.7% | 0.0% | 3.18 | 4.32 | 4.63 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.15 | 6.70 | 1.18 | .305 | 69.3% | 5.84 | 5.76 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 22 | 0 | 0 | 0 | 1 | 1 | 2.6 | 6.53 | 4.05 | 1.18 | .299 | 65.3% | 5.10 | 4.91 | 0.0 |
Preseason ProjectionsIn-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 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | ARI | DSL | 0 | 0 | 3.46 | 7 | 3 | 0 | 0 | 0 | 2 | 0 | 13.0 | 56 | 11 | 5 | 5 | 0 | 6 | 0 | 1 | 2 | 0 | 17 | |
| 2024 | ARI | DSL | 5 | 2 | 3.27 | 12 | 5 | 0 | 0 | 0 | 0 | 0 | 33.0 | 134 | 23 | 13 | 12 | 0 | 17 | 0 | 1 | 4 | 1 | 40 | |
| 2025 | Steamer | PROJ | 0 | 0 | 6.73 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | ARI | A | 1 | 0 | 3.18 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 22 | 2 | 3 | 2 | 0 | 4 | 0 | 0 | 1 | 2 | 6 | |
| 2025 | Steamer | ROS | 0 | 0 | 5.84 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 5.10 | 1 | 1 | 0 | 0 | 0 | 2.6 | 11 | 3 | 2 | 1 | 0 | 1 | 0 | 0 | 2 |
| 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 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | ARI | DSL | 0 | 0 | 3.46 | 7 | 3 | 0 | 0 | 0 | 2 | 0 | 13.0 | 56 | 11 | 5 | 5 | 0 | 6 | 0 | 1 | 2 | 0 | 17 | |
| 2024 | ARI | DSL | 5 | 2 | 3.27 | 12 | 5 | 0 | 0 | 0 | 0 | 0 | 33.0 | 134 | 23 | 13 | 12 | 0 | 17 | 0 | 1 | 4 | 1 | 40 | |
| 2025 | Steamer | PROJ | 0 | 0 | 6.73 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | ARI | A | 1 | 0 | 3.18 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5.2 | 22 | 2 | 3 | 2 | 0 | 4 | 0 | 0 | 1 | 2 | 6 | |
| 2025 | Steamer | ROS | 0 | 0 | 5.84 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 5.10 | 1 | 1 | 0 | 0 | 0 | 2.6 | 11 | 3 | 2 | 1 | 0 | 1 | 0 | 0 | 2 |
Preseason ProjectionsIn-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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | ARI | DSL | 11.77 | 4.15 | 2.83 | 0.00 | 30.4% | 10.7% | 19.6% | .224 | 1.31 | .344 | 72.2% | 74 | 63 | 2.98 | ||||
| 2024 | ARI | DSL | 10.91 | 4.64 | 2.35 | 0.00 | 29.9% | 12.7% | 17.2% | .198 | 1.21 | .303 | 68.3% | 63 | 63 | 3.19 | ||||
| 2025 | Steamer | PROJ | 4.73 | 6.88 | 0.69 | 1.55 | 10.8% | 15.8% | -4.9% | .290 | 1.94 | .299 | 67.5% | 6.80 | ||||||
| 2025 | ARI | A | 9.53 | 6.35 | 1.50 | 0.00 | 27.3% | 18.2% | 9.1% | .111 | 1.06 | .167 | 50.0% | 66 | 89 | 4.32 | ||||
| 2025 | Steamer | ROS | 6.15 | 6.70 | 0.92 | 1.18 | 14.4% | 15.7% | -1.3% | .276 | 1.84 | .305 | 69.3% | 5.76 | ||||||
| 2025 | OOPSY | ROS | 6.53 | 4.05 | 1.61 | 1.18 | 17.1% | 10.6% | 6.5% | .265 | 1.44 | .299 | 65.3% | 4.91 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | ARI | DSL | 11.77 | 4.15 | 2.83 | 0.00 | 30.4% | 10.7% | 19.6% | .224 | 1.31 | .344 | 72.2% | 74 | 63 | 2.98 | ||||
| 2024 | ARI | DSL | 10.91 | 4.64 | 2.35 | 0.00 | 29.9% | 12.7% | 17.2% | .198 | 1.21 | .303 | 68.3% | 63 | 63 | 3.19 | ||||
| 2025 | Steamer | PROJ | 4.73 | 6.88 | 0.69 | 1.55 | 10.8% | 15.8% | -4.9% | .290 | 1.94 | .299 | 67.5% | 6.80 | ||||||
| 2025 | ARI | A | 9.53 | 6.35 | 1.50 | 0.00 | 27.3% | 18.2% | 9.1% | .111 | 1.06 | .167 | 50.0% | 66 | 89 | 4.32 | ||||
| 2025 | Steamer | ROS | 6.15 | 6.70 | 0.92 | 1.18 | 14.4% | 15.7% | -1.3% | .276 | 1.84 | .305 | 69.3% | 5.76 | ||||||
| 2025 | OOPSY | ROS | 6.53 | 4.05 | 1.61 | 1.18 | 17.1% | 10.6% | 6.5% | .265 | 1.44 | .299 | 65.3% | 4.91 |
