Karlo Seijas
Free Agent (A)P
Age: 24
Bats/Throws: R/R
6'1" / 215
DOB: 9/6/2000
(24 years, 8 months, 23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | WSN | R | 17 | 2 | 7 | 0 | 12 | 12 | 54.1 | 7.95 | 4.31 | 0.33 | .321 | 50.5% | 41.4% | 3.8% | 5.47 | 3.92 | 3.91 | ||||||
| 2019 | WSN | R | 18 | 3 | 1 | 0 | 10 | 2 | 32.2 | 8.27 | 1.65 | 1.10 | .241 | 83.9% | 31.0% | 8.5% | 2.76 | 4.09 | 3.43 | ||||||
| 2019 | WSN | A- | 18 | 0 | 0 | 1 | 1 | 0 | 4.0 | 11.25 | 0.00 | 0.00 | .364 | 25.0% | 36.4% | 0.0% | 4.50 | 0.90 | 1.84 | ||||||
| 2019 | WSN | MiLB | 18 | 3 | 1 | 1 | 11 | 2 | 36.2 | 8.59 | 1.47 | 0.98 | .255 | 76.4% | 31.6% | 7.7% | 2.95 | 3.74 | 3.26 | ||||||
| 2021 | WSN | A | 20 | 3 | 12 | 0 | 22 | 22 | 97.1 | 7.58 | 2.68 | 1.48 | .336 | 51.7% | 28.6% | 12.0% | 6.84 | 5.44 | 5.15 | ||||||
| 2022 | WSN | CPX | 21 | 2 | 0 | 3 | 9 | 0 | 24.1 | 5.55 | 1.11 | 0.00 | .293 | 75.0% | 34.7% | 0.0% | 2.59 | 3.33 | 4.58 | ||||||
| 2022 | WSN | A | 21 | 1 | 1 | 1 | 8 | 2 | 24.0 | 5.25 | 4.13 | 1.88 | .360 | 46.3% | 41.6% | 14.3% | 9.38 | 6.76 | 5.79 | ||||||
| 2022 | WSN | MiLB | 21 | 3 | 1 | 4 | 17 | 2 | 48.1 | 5.40 | 2.61 | 0.93 | .329 | 58.0% | 38.4% | 7.2% | 5.96 | 5.04 | 5.18 | ||||||
| 2025 | Steamer | PROJ | 24 | 0 | 0 | 0 | 1 | 0 | 1.0 | 4.75 | 5.48 | 1.59 | .295 | 68.0% | 39.8% | 6.24 | 6.37 | 6.19 | 0.0 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 4.62 | 5.64 | 1.53 | .295 | 68.2% | 6.21 | 6.26 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | WSN | R | 17 | 2 | 7 | 0 | 12 | 12 | 54.1 | 7.95 | 4.31 | 0.33 | .321 | 50.5% | 41.4% | 3.8% | 5.47 | 3.92 | 3.91 | ||||||
| 2019 | WSN | R | 18 | 3 | 1 | 0 | 10 | 2 | 32.2 | 8.27 | 1.65 | 1.10 | .241 | 83.9% | 31.0% | 8.5% | 2.76 | 4.09 | 3.43 | ||||||
| 2019 | WSN | A- | 18 | 0 | 0 | 1 | 1 | 0 | 4.0 | 11.25 | 0.00 | 0.00 | .364 | 25.0% | 36.4% | 0.0% | 4.50 | 0.90 | 1.84 | ||||||
| 2019 | WSN | MiLB | 18 | 3 | 1 | 1 | 11 | 2 | 36.2 | 8.59 | 1.47 | 0.98 | .255 | 76.4% | 31.6% | 7.7% | 2.95 | 3.74 | 3.26 | ||||||
| 2021 | WSN | A | 20 | 3 | 12 | 0 | 22 | 22 | 97.1 | 7.58 | 2.68 | 1.48 | .336 | 51.7% | 28.6% | 12.0% | 6.84 | 5.44 | 5.15 | ||||||
| 2022 | WSN | CPX | 21 | 2 | 0 | 3 | 9 | 0 | 24.1 | 5.55 | 1.11 | 0.00 | .293 | 75.0% | 34.7% | 0.0% | 2.59 | 3.33 | 4.58 | ||||||
| 2022 | WSN | A | 21 | 1 | 1 | 1 | 8 | 2 | 24.0 | 5.25 | 4.13 | 1.88 | .360 | 46.3% | 41.6% | 14.3% | 9.38 | 6.76 | 5.79 | ||||||
| 2022 | WSN | MiLB | 21 | 3 | 1 | 4 | 17 | 2 | 48.1 | 5.40 | 2.61 | 0.93 | .329 | 58.0% | 38.4% | 7.2% | 5.96 | 5.04 | 5.18 | ||||||
| 2025 | Steamer | PROJ | 24 | 0 | 0 | 0 | 1 | 0 | 1.0 | 4.75 | 5.48 | 1.59 | .295 | 68.0% | 39.8% | 6.24 | 6.37 | 6.19 | 0.0 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 4.62 | 5.64 | 1.53 | .295 | 68.2% | 6.21 | 6.26 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | WSN | R | 2 | 7 | 5.47 | 12 | 12 | 0 | 0 | 0 | 0 | 0 | 54.1 | 240 | 53 | 43 | 33 | 2 | 26 | 0 | 5 | 9 | 1 | 48 | |
| 2019 | WSN | R | 3 | 1 | 2.76 | 10 | 2 | 0 | 0 | 0 | 1 | 0 | 32.2 | 126 | 24 | 10 | 10 | 4 | 6 | 0 | 3 | 1 | 0 | 30 | |
| 2019 | WSN | A- | 0 | 0 | 4.50 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 4.0 | 16 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | |
| 2019 | WSN | MiLB | 3 | 1 | 2.95 | 11 | 2 | 0 | 0 | 1 | 1 | 0 | 36.2 | 142 | 28 | 13 | 12 | 4 | 6 | 0 | 3 | 1 | 0 | 35 | |
| 2021 | WSN | A | 3 | 12 | 6.84 | 22 | 22 | 0 | 0 | 0 | 0 | 0 | 97.1 | 438 | 119 | 85 | 74 | 16 | 29 | 0 | 4 | 8 | 0 | 82 | |
| 2022 | WSN | CPX | 2 | 0 | 2.59 | 9 | 0 | 0 | 0 | 3 | 1 | 1 | 24.1 | 96 | 22 | 7 | 7 | 0 | 3 | 0 | 3 | 0 | 0 | 15 | |
| 2022 | WSN | A | 1 | 1 | 9.38 | 8 | 2 | 0 | 0 | 1 | 0 | 2 | 24.0 | 119 | 37 | 29 | 25 | 5 | 11 | 0 | 0 | 1 | 1 | 14 | |
| 2022 | WSN | MiLB | 3 | 1 | 5.96 | 17 | 2 | 0 | 0 | 4 | 1 | 3 | 48.1 | 215 | 59 | 36 | 32 | 5 | 14 | 0 | 3 | 1 | 1 | 29 | |
| 2025 | Steamer | PROJ | 0 | 0 | 6.24 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | Steamer | ROS | 0 | 0 | 6.21 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | WSN | R | 2 | 7 | 5.47 | 12 | 12 | 0 | 0 | 0 | 0 | 0 | 54.1 | 240 | 53 | 43 | 33 | 2 | 26 | 0 | 5 | 9 | 1 | 48 | |
| 2019 | WSN | R | 3 | 1 | 2.76 | 10 | 2 | 0 | 0 | 0 | 1 | 0 | 32.2 | 126 | 24 | 10 | 10 | 4 | 6 | 0 | 3 | 1 | 0 | 30 | |
| 2019 | WSN | A- | 0 | 0 | 4.50 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 4.0 | 16 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | |
| 2019 | WSN | MiLB | 3 | 1 | 2.95 | 11 | 2 | 0 | 0 | 1 | 1 | 0 | 36.2 | 142 | 28 | 13 | 12 | 4 | 6 | 0 | 3 | 1 | 0 | 35 | |
| 2021 | WSN | A | 3 | 12 | 6.84 | 22 | 22 | 0 | 0 | 0 | 0 | 0 | 97.1 | 438 | 119 | 85 | 74 | 16 | 29 | 0 | 4 | 8 | 0 | 82 | |
| 2022 | WSN | CPX | 2 | 0 | 2.59 | 9 | 0 | 0 | 0 | 3 | 1 | 1 | 24.1 | 96 | 22 | 7 | 7 | 0 | 3 | 0 | 3 | 0 | 0 | 15 | |
| 2022 | WSN | A | 1 | 1 | 9.38 | 8 | 2 | 0 | 0 | 1 | 0 | 2 | 24.0 | 119 | 37 | 29 | 25 | 5 | 11 | 0 | 0 | 1 | 1 | 14 | |
| 2022 | WSN | MiLB | 3 | 1 | 5.96 | 17 | 2 | 0 | 0 | 4 | 1 | 3 | 48.1 | 215 | 59 | 36 | 32 | 5 | 14 | 0 | 3 | 1 | 1 | 29 | |
| 2025 | Steamer | PROJ | 0 | 0 | 6.24 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | Steamer | ROS | 0 | 0 | 6.21 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | WSN | R | 7.95 | 4.31 | 1.85 | 0.33 | 20.0% | 10.8% | 9.2% | .254 | 1.45 | .321 | 50.5% | 152 | 104 | 3.92 | ||||
| 2019 | WSN | R | 8.27 | 1.65 | 5.00 | 1.10 | 23.8% | 4.8% | 19.0% | .205 | 0.92 | .241 | 83.9% | 66 | 102 | 4.09 | ||||
| 2019 | WSN | A- | 11.25 | 0.00 | 5.00 | 0.00 | 31.3% | 0.0% | 31.3% | .250 | 1.00 | .364 | 25.0% | 129 | 26 | 0.90 | ||||
| 2019 | WSN | MiLB | 8.59 | 1.47 | 5.83 | 0.98 | 24.6% | 4.2% | 20.4% | .211 | 0.93 | .255 | 76.4% | 73 | 93 | 3.74 | ||||
| 2021 | WSN | A | 7.58 | 2.68 | 2.83 | 1.48 | 18.7% | 6.6% | 12.1% | .294 | 1.52 | .336 | 51.7% | 148 | 117 | 5.44 | ||||
| 2022 | WSN | CPX | 5.55 | 1.11 | 5.00 | 0.00 | 15.6% | 3.1% | 12.5% | .244 | 1.03 | .293 | 75.0% | 57 | 77 | 3.33 | ||||
| 2022 | WSN | A | 5.25 | 4.13 | 1.27 | 1.88 | 11.8% | 9.2% | 2.5% | .343 | 2.00 | .360 | 46.3% | 212 | 152 | 6.76 | ||||
| 2022 | WSN | MiLB | 5.40 | 2.61 | 2.07 | 0.93 | 13.5% | 6.5% | 7.0% | .298 | 1.51 | .329 | 58.0% | 134 | 114 | 5.04 | ||||
| 2025 | Steamer | PROJ | 4.75 | 5.48 | 0.87 | 1.59 | 11.2% | 12.9% | -1.7% | .287 | 1.77 | .295 | 68.0% | 6.37 | ||||||
| 2025 | Steamer | ROS | 4.62 | 5.64 | 0.82 | 1.53 | 10.9% | 13.3% | -2.4% | .287 | 1.79 | .295 | 68.2% | 6.26 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | WSN | R | 7.95 | 4.31 | 1.85 | 0.33 | 20.0% | 10.8% | 9.2% | .254 | 1.45 | .321 | 50.5% | 152 | 104 | 3.92 | ||||
| 2019 | WSN | R | 8.27 | 1.65 | 5.00 | 1.10 | 23.8% | 4.8% | 19.0% | .205 | 0.92 | .241 | 83.9% | 66 | 102 | 4.09 | ||||
| 2019 | WSN | A- | 11.25 | 0.00 | 5.00 | 0.00 | 31.3% | 0.0% | 31.3% | .250 | 1.00 | .364 | 25.0% | 129 | 26 | 0.90 | ||||
| 2019 | WSN | MiLB | 8.59 | 1.47 | 5.83 | 0.98 | 24.6% | 4.2% | 20.4% | .211 | 0.93 | .255 | 76.4% | 73 | 93 | 3.74 | ||||
| 2021 | WSN | A | 7.58 | 2.68 | 2.83 | 1.48 | 18.7% | 6.6% | 12.1% | .294 | 1.52 | .336 | 51.7% | 148 | 117 | 5.44 | ||||
| 2022 | WSN | CPX | 5.55 | 1.11 | 5.00 | 0.00 | 15.6% | 3.1% | 12.5% | .244 | 1.03 | .293 | 75.0% | 57 | 77 | 3.33 | ||||
| 2022 | WSN | A | 5.25 | 4.13 | 1.27 | 1.88 | 11.8% | 9.2% | 2.5% | .343 | 2.00 | .360 | 46.3% | 212 | 152 | 6.76 | ||||
| 2022 | WSN | MiLB | 5.40 | 2.61 | 2.07 | 0.93 | 13.5% | 6.5% | 7.0% | .298 | 1.51 | .329 | 58.0% | 134 | 114 | 5.04 | ||||
| 2025 | Steamer | PROJ | 4.75 | 5.48 | 0.87 | 1.59 | 11.2% | 12.9% | -1.7% | .287 | 1.77 | .295 | 68.0% | 6.37 | ||||||
| 2025 | Steamer | ROS | 4.62 | 5.64 | 0.82 | 1.53 | 10.9% | 13.3% | -2.4% | .287 | 1.79 | .295 | 68.2% | 6.26 |
