Joelvis Perez
Cleveland Guardians (CPX)P
Age: 20
Bats/Throws: R/R
6'3" / 180
DOB: 12/8/2004
(20 years, 6 months, 10 days)
P
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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 | CLE | DSL | 18 | 1 | 2 | 0 | 9 | 0 | 21.1 | 4.64 | 5.48 | 0.84 | .407 | 60.2% | 37.0% | 5.7% | 8.02 | 6.42 | 6.39 | ||||||
| 2024 | CLE | DSL | 19 | 0 | 3 | 1 | 11 | 9 | 46.2 | 6.56 | 3.66 | 0.19 | .293 | 70.3% | 29.5% | 1.4% | 3.47 | 4.21 | 4.79 | ||||||
| 2025 | Steamer | PROJ | 20 | 0 | 0 | 0 | 0 | 0 | 1.0 | 3.75 | 6.57 | 1.84 | .295 | 65.9% | 37.7% | 7.34 | 7.33 | 7.01 | 0.0 | ||||||
| 2025 | CLE | CPX | 20 | 1 | 0 | 2 | 11 | 0 | 21.0 | 6.86 | 3.43 | 0.00 | .313 | 71.0% | 41.3% | 0.0% | 3.43 | 4.41 | 5.42 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 3.96 | 8.26 | 1.62 | .294 | 67.2% | 7.36 | 7.44 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 20 | 0 | 0 | 0 | 1 | 0 | 1.8 | 3.44 | 4.47 | 1.59 | .296 | 61.3% | 6.62 | 6.34 | 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 | CLE | DSL | 18 | 1 | 2 | 0 | 9 | 0 | 21.1 | 4.64 | 5.48 | 0.84 | .407 | 60.2% | 37.0% | 5.7% | 8.02 | 6.42 | 6.39 | ||||||
| 2024 | CLE | DSL | 19 | 0 | 3 | 1 | 11 | 9 | 46.2 | 6.56 | 3.66 | 0.19 | .293 | 70.3% | 29.5% | 1.4% | 3.47 | 4.21 | 4.79 | ||||||
| 2025 | Steamer | PROJ | 20 | 0 | 0 | 0 | 0 | 0 | 1.0 | 3.75 | 6.57 | 1.84 | .295 | 65.9% | 37.7% | 7.34 | 7.33 | 7.01 | 0.0 | ||||||
| 2025 | CLE | CPX | 20 | 1 | 0 | 2 | 11 | 0 | 21.0 | 6.86 | 3.43 | 0.00 | .313 | 71.0% | 41.3% | 0.0% | 3.43 | 4.41 | 5.42 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 3.96 | 8.26 | 1.62 | .294 | 67.2% | 7.36 | 7.44 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 20 | 0 | 0 | 0 | 1 | 0 | 1.8 | 3.44 | 4.47 | 1.59 | .296 | 61.3% | 6.62 | 6.34 | 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 | CLE | DSL | 1 | 2 | 8.02 | 9 | 0 | 0 | 0 | 0 | 1 | 1 | 21.1 | 110 | 35 | 22 | 19 | 2 | 13 | 0 | 3 | 3 | 1 | 11 | |
| 2024 | CLE | DSL | 0 | 3 | 3.47 | 11 | 9 | 0 | 0 | 1 | 1 | 0 | 46.2 | 197 | 42 | 20 | 18 | 1 | 19 | 0 | 3 | 4 | 2 | 34 | |
| 2025 | Steamer | PROJ | 0 | 0 | 7.34 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | |||
| 2025 | CLE | CPX | 1 | 0 | 3.43 | 11 | 0 | 0 | 0 | 2 | 0 | 1 | 21.0 | 93 | 21 | 9 | 8 | 0 | 8 | 0 | 2 | 6 | 0 | 16 | |
| 2025 | Steamer | ROS | 0 | 0 | 7.36 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 6.62 | 1 | 0 | 0 | 0 | 0 | 1.8 | 8 | 2 | 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 | 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 | CLE | DSL | 1 | 2 | 8.02 | 9 | 0 | 0 | 0 | 0 | 1 | 1 | 21.1 | 110 | 35 | 22 | 19 | 2 | 13 | 0 | 3 | 3 | 1 | 11 | |
| 2024 | CLE | DSL | 0 | 3 | 3.47 | 11 | 9 | 0 | 0 | 1 | 1 | 0 | 46.2 | 197 | 42 | 20 | 18 | 1 | 19 | 0 | 3 | 4 | 2 | 34 | |
| 2025 | Steamer | PROJ | 0 | 0 | 7.34 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | |||
| 2025 | CLE | CPX | 1 | 0 | 3.43 | 11 | 0 | 0 | 0 | 2 | 0 | 1 | 21.0 | 93 | 21 | 9 | 8 | 0 | 8 | 0 | 2 | 6 | 0 | 16 | |
| 2025 | Steamer | ROS | 0 | 0 | 7.36 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 6.62 | 1 | 0 | 0 | 0 | 0 | 1.8 | 8 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
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 | CLE | DSL | 4.64 | 5.48 | 0.85 | 0.84 | 10.0% | 11.8% | -1.8% | .372 | 2.25 | .407 | 60.2% | 165 | 137 | 6.42 | ||||
| 2024 | CLE | DSL | 6.56 | 3.66 | 1.79 | 0.19 | 17.3% | 9.6% | 7.6% | .240 | 1.31 | .293 | 70.3% | 71 | 86 | 4.21 | ||||
| 2025 | Steamer | PROJ | 3.75 | 6.57 | 0.57 | 1.84 | 8.5% | 14.9% | -6.4% | .300 | 1.97 | .295 | 65.9% | 7.33 | ||||||
| 2025 | CLE | CPX | 6.86 | 3.43 | 2.00 | 0.00 | 17.2% | 8.6% | 8.6% | .253 | 1.38 | .313 | 71.0% | 69 | 87 | 4.41 | ||||
| 2025 | Steamer | ROS | 3.96 | 8.26 | 0.48 | 1.62 | 8.7% | 18.2% | -9.5% | .294 | 2.11 | .294 | 67.2% | 7.44 | ||||||
| 2025 | OOPSY | ROS | 3.44 | 4.47 | 0.77 | 1.59 | 8.4% | 11.0% | -2.5% | .298 | 1.68 | .296 | 61.3% | 6.34 |
| 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 | CLE | DSL | 4.64 | 5.48 | 0.85 | 0.84 | 10.0% | 11.8% | -1.8% | .372 | 2.25 | .407 | 60.2% | 165 | 137 | 6.42 | ||||
| 2024 | CLE | DSL | 6.56 | 3.66 | 1.79 | 0.19 | 17.3% | 9.6% | 7.6% | .240 | 1.31 | .293 | 70.3% | 71 | 86 | 4.21 | ||||
| 2025 | Steamer | PROJ | 3.75 | 6.57 | 0.57 | 1.84 | 8.5% | 14.9% | -6.4% | .300 | 1.97 | .295 | 65.9% | 7.33 | ||||||
| 2025 | CLE | CPX | 6.86 | 3.43 | 2.00 | 0.00 | 17.2% | 8.6% | 8.6% | .253 | 1.38 | .313 | 71.0% | 69 | 87 | 4.41 | ||||
| 2025 | Steamer | ROS | 3.96 | 8.26 | 0.48 | 1.62 | 8.7% | 18.2% | -9.5% | .294 | 2.11 | .294 | 67.2% | 7.44 | ||||||
| 2025 | OOPSY | ROS | 3.44 | 4.47 | 0.77 | 1.59 | 8.4% | 11.0% | -2.5% | .298 | 1.68 | .296 | 61.3% | 6.34 |
