Donovan Zsak
Cleveland Guardians (A)P
Age: 21
Bats/Throws: L/L
6'3" / 185
DOB: 7/12/2003
(21 years, 9 months, 19 days)
P
Quick Links
More
Stats
Stat Groups:
Select
You can shift + click on full MLB seasons in Season Stats and games in Game Logs to select spans for aggregate stats. Read more here
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesCollege
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | RUTG | NCAA | 20 | 3 | 1 | 0 | 19 | 4 | 35.0 | 10.03 | 5.14 | 1.29 | .224 | 76.7% | 4.11 | 5.23 | |||||||||
| 2024 | CLE | A | 20 | 1 | 0 | 0 | 7 | 0 | 9.2 | 12.10 | 9.31 | 0.00 | .118 | 80.0% | 37.5% | 0.0% | 1.86 | 4.92 | 5.48 | ||||||
| 2025 | OOPSY | PROJ | 21 | 0 | 0 | 0 | 1 | 0 | 1.3 | 8.10 | 5.44 | 1.30 | .284 | 71.5% | 4.93 | 5.22 | 0.0 | ||||||||
| 2025 | CLE | A | 21 | 1 | 0 | 1 | 7 | 0 | 9.1 | 13.50 | 4.82 | 0.96 | .348 | 54.8% | 39.1% | 10.0% | 7.71 | 4.43 | 3.95 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.55 | 7.35 | 1.26 | .298 | 70.4% | 5.85 | 6.04 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 21 | 0 | 0 | 0 | 1 | 0 | 1.3 | 8.28 | 5.19 | 1.45 | .289 | 72.4% | 5.08 | 5.33 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | RUTG | NCAA | 20 | 3 | 1 | 0 | 19 | 4 | 35.0 | 10.03 | 5.14 | 1.29 | .224 | 76.7% | 4.11 | 5.23 | |||||||||
| 2024 | CLE | A | 20 | 1 | 0 | 0 | 7 | 0 | 9.2 | 12.10 | 9.31 | 0.00 | .118 | 80.0% | 37.5% | 0.0% | 1.86 | 4.92 | 5.48 | ||||||
| 2025 | OOPSY | PROJ | 21 | 0 | 0 | 0 | 1 | 0 | 1.3 | 8.10 | 5.44 | 1.30 | .284 | 71.5% | 4.93 | 5.22 | 0.0 | ||||||||
| 2025 | CLE | A | 21 | 1 | 0 | 1 | 7 | 0 | 9.1 | 13.50 | 4.82 | 0.96 | .348 | 54.8% | 39.1% | 10.0% | 7.71 | 4.43 | 3.95 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.55 | 7.35 | 1.26 | .298 | 70.4% | 5.85 | 6.04 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 21 | 0 | 0 | 0 | 1 | 0 | 1.3 | 8.28 | 5.19 | 1.45 | .289 | 72.4% | 5.08 | 5.33 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesCollege
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | RUTG | NCAA | 3 | 1 | 4.11 | 19 | 4 | 0 | 0 | 0 | 35.0 | 148 | 22 | 17 | 16 | 5 | 20 | 8 | 1 | 0 | 39 | ||||
| 2024 | CLE | A | 1 | 0 | 1.86 | 7 | 0 | 0 | 0 | 0 | 0 | 1 | 9.2 | 43 | 2 | 3 | 2 | 0 | 10 | 0 | 3 | 1 | 0 | 13 | |
| 2025 | OOPSY | PROJ | 0 | 0 | 4.93 | 1 | 0 | 0 | 0 | 0 | 1.3 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2025 | CLE | A | 1 | 0 | 7.71 | 7 | 0 | 0 | 0 | 1 | 2 | 1 | 9.1 | 45 | 9 | 8 | 8 | 1 | 5 | 0 | 2 | 3 | 1 | 14 | |
| 2025 | Steamer | ROS | 0 | 0 | 5.85 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 5.08 | 1 | 0 | 0 | 0 | 0 | 1.3 | 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 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | RUTG | NCAA | 3 | 1 | 4.11 | 19 | 4 | 0 | 0 | 0 | 35.0 | 148 | 22 | 17 | 16 | 5 | 20 | 8 | 1 | 0 | 39 | ||||
| 2024 | CLE | A | 1 | 0 | 1.86 | 7 | 0 | 0 | 0 | 0 | 0 | 1 | 9.2 | 43 | 2 | 3 | 2 | 0 | 10 | 0 | 3 | 1 | 0 | 13 | |
| 2025 | OOPSY | PROJ | 0 | 0 | 4.93 | 1 | 0 | 0 | 0 | 0 | 1.3 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2025 | CLE | A | 1 | 0 | 7.71 | 7 | 0 | 0 | 0 | 1 | 2 | 1 | 9.1 | 45 | 9 | 8 | 8 | 1 | 5 | 0 | 2 | 3 | 1 | 14 | |
| 2025 | Steamer | ROS | 0 | 0 | 5.85 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 5.08 | 1 | 0 | 0 | 0 | 0 | 1.3 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesAveragesCollege
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | RUTG | NCAA | 10.03 | 5.14 | 1.95 | 1.29 | 26.4% | 13.5% | 12.8% | .183 | 1.20 | .224 | 76.7% | 5.23 | ||||||
| 2024 | CLE | A | 12.10 | 9.31 | 1.30 | 0.00 | 30.2% | 23.3% | 7.0% | .067 | 1.24 | .118 | 80.0% | 49 | 129 | 4.92 | ||||
| 2025 | OOPSY | PROJ | 8.10 | 5.44 | 1.49 | 1.30 | 19.3% | 12.9% | 6.3% | .246 | 1.59 | .284 | 71.5% | 5.22 | ||||||
| 2025 | CLE | A | 13.50 | 4.82 | 2.80 | 0.96 | 31.1% | 11.1% | 20.0% | .237 | 1.50 | .348 | 54.8% | 178 | 102 | 4.43 | ||||
| 2025 | Steamer | ROS | 6.55 | 7.35 | 0.89 | 1.26 | 15.1% | 17.0% | -1.8% | .268 | 1.88 | .298 | 70.4% | 6.04 | ||||||
| 2025 | OOPSY | ROS | 8.28 | 5.19 | 1.60 | 1.45 | 19.0% | 11.9% | 7.1% | .253 | 1.64 | .289 | 72.4% | 5.33 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | RUTG | NCAA | 10.03 | 5.14 | 1.95 | 1.29 | 26.4% | 13.5% | 12.8% | .183 | 1.20 | .224 | 76.7% | 5.23 | ||||||
| 2024 | CLE | A | 12.10 | 9.31 | 1.30 | 0.00 | 30.2% | 23.3% | 7.0% | .067 | 1.24 | .118 | 80.0% | 49 | 129 | 4.92 | ||||
| 2025 | OOPSY | PROJ | 8.10 | 5.44 | 1.49 | 1.30 | 19.3% | 12.9% | 6.3% | .246 | 1.59 | .284 | 71.5% | 5.22 | ||||||
| 2025 | CLE | A | 13.50 | 4.82 | 2.80 | 0.96 | 31.1% | 11.1% | 20.0% | .237 | 1.50 | .348 | 54.8% | 178 | 102 | 4.43 | ||||
| 2025 | Steamer | ROS | 6.55 | 7.35 | 0.89 | 1.26 | 15.1% | 17.0% | -1.8% | .268 | 1.88 | .298 | 70.4% | 6.04 | ||||||
| 2025 | OOPSY | ROS | 8.28 | 5.19 | 1.60 | 1.45 | 19.0% | 11.9% | 7.1% | .253 | 1.64 | .289 | 72.4% | 5.33 |
