Kelvin Alcantara
Seattle Mariners (CPX)OF
Age: 19
Bats/Throws: L/L
6'0" / 165
DOB: 9/15/2005
(19 years, 10 months, 18 days)
OF
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Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training
| Season | Team | Level | Age | G G - Games Played | PA PA - Plate Appearances | HR HR - Home Runs | R R - Runs | RBI RBI - Runs Batted In | SB SB - Stolen Bases | divider | BB% BB% - Walk Percentage (BB/PA) | K% K% - Strikeout Percentage (SO/PA) | ISO ISO - Isolated Power (SLG-AVG) | BABIP BABIP - Batting Average on Balls in Play | divider | AVG AVG - Batting Average (H/AB) | OBP OBP - On Base Percentage | SLG SLG - Slugging Percentage | wOBA wOBA - Weighted On Base Average (Linear Weights) | xwOBA xwOBA - Expected weighted on-base average | wRC+ wRC+ - Runs per PA scaled where 100 is average; both league and park adjusted; based on wOBA | divider | BsR Base Running - Base running runs above average, includes SB or CS | divider | Off Offense - Batting and Base Running combined (above average) | Def Defense - Fielding and Positional Adjustment combined (above average) | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | SEA | DSL | 17 | 42 | 146 | 1 | 21 | 23 | 1 | 19.9% | 15.8% | .096 | .315 | .261 | .411 | .357 | .392 | 120 | |||||||||
| 2024 | SEA | CPX | 18 | 48 | 194 | 4 | 29 | 40 | 2 | 12.9% | 23.2% | .146 | .364 | .287 | .381 | .433 | .387 | 115 | |||||||||
| 2025 | SEA | ST | 19 | 1 | 3 | 0 | 0 | 0 | 0 | 33.3% | 33.3% | .000 | 1.000 | .500 | .667 | .500 | .547 | 229 | |||||||||
| 2025 | Steamer | PROJ | 19 | 0 | 1 | 0 | 0 | 0 | 0 | 5.9% | 35.5% | .058 | .211 | .142 | .200 | .199 | .183 | 19 | 0.0 | -0.1 | 0.0 | 0.0 | |||||
| 2025 | OOPSY | PROJ | 19 | 0 | 1 | 0 | 0 | 0 | 0 | 6.7% | 33.6% | .108 | .267 | .188 | .245 | .297 | .240 | 59 | 0.0 | 0.0 | 0.0 | 0.0 | |||||
| 2025 | SEA | CPX | 19 | 55 | 235 | 4 | 29 | 29 | 3 | 11.5% | 19.1% | .136 | .309 | .258 | .362 | .394 | .363 | 107 | |||||||||
| 2025 | Steamer | ROS | 0 | 1 | 0 | 0 | 0 | 0 | 6.0% | 34.7% | .055 | .212 | .143 | .203 | .198 | .185 | 17 | 0.0 | -0.1 | 0.0 | 0.0 |
| Season | Team | Level | Age | G G - Games Played | PA PA - Plate Appearances | HR HR - Home Runs | R R - Runs | RBI RBI - Runs Batted In | SB SB - Stolen Bases | divider | BB% BB% - Walk Percentage (BB/PA) | K% K% - Strikeout Percentage (SO/PA) | ISO ISO - Isolated Power (SLG-AVG) | BABIP BABIP - Batting Average on Balls in Play | divider | AVG AVG - Batting Average (H/AB) | OBP OBP - On Base Percentage | SLG SLG - Slugging Percentage | wOBA wOBA - Weighted On Base Average (Linear Weights) | xwOBA xwOBA - Expected weighted on-base average | wRC+ wRC+ - Runs per PA scaled where 100 is average; both league and park adjusted; based on wOBA | divider | BsR Base Running - Base running runs above average, includes SB or CS | divider | Off Offense - Batting and Base Running combined (above average) | Def Defense - Fielding and Positional Adjustment combined (above average) | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | SEA | DSL | 17 | 42 | 146 | 1 | 21 | 23 | 1 | 19.9% | 15.8% | .096 | .315 | .261 | .411 | .357 | .392 | 120 | |||||||||
| 2024 | SEA | CPX | 18 | 48 | 194 | 4 | 29 | 40 | 2 | 12.9% | 23.2% | .146 | .364 | .287 | .381 | .433 | .387 | 115 | |||||||||
| 2025 | SEA | ST | 19 | 1 | 3 | 0 | 0 | 0 | 0 | 33.3% | 33.3% | .000 | 1.000 | .500 | .667 | .500 | .547 | 229 | |||||||||
| 2025 | Steamer | PROJ | 19 | 0 | 1 | 0 | 0 | 0 | 0 | 5.9% | 35.5% | .058 | .211 | .142 | .200 | .199 | .183 | 19 | 0.0 | -0.1 | 0.0 | 0.0 | |||||
| 2025 | OOPSY | PROJ | 19 | 0 | 1 | 0 | 0 | 0 | 0 | 6.7% | 33.6% | .108 | .267 | .188 | .245 | .297 | .240 | 59 | 0.0 | 0.0 | 0.0 | 0.0 | |||||
| 2025 | SEA | CPX | 19 | 55 | 235 | 4 | 29 | 29 | 3 | 11.5% | 19.1% | .136 | .309 | .258 | .362 | .394 | .363 | 107 | |||||||||
| 2025 | Steamer | ROS | 0 | 1 | 0 | 0 | 0 | 0 | 6.0% | 34.7% | .055 | .212 | .143 | .203 | .198 | .185 | 17 | 0.0 | -0.1 | 0.0 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training
| Season | Team | Level | G G - Games Played | AB AB - At Bats | PA PA - Plate Appearances | H H - Hits | 1B 1B - Singles | 2B 2B - Doubles | 3B 3B - Triples | HR HR - Home Runs | R R - Runs | RBI RBI - Runs Batted In | BB BB - Walks | IBB IBB - Intentional Walks | SO SO - Strike Outs | HBP HBP - Hit by Pitch | SF SF - Sacrifice Fly | SH SH - Sacrifice Hit | GDP GDP - Ground into Double Play | SB SB - Stolen Bases | CS CS - Caught Stealing | AVG AVG - Batting Average (H/AB) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | SEA | DSL | 42 | 115 | 146 | 30 | 22 | 6 | 1 | 1 | 21 | 23 | 29 | 1 | 23 | 1 | 1 | 0 | 0 | 1 | 2 | .261 |
| 2024 | SEA | CPX | 48 | 164 | 194 | 47 | 34 | 6 | 3 | 4 | 29 | 40 | 25 | 0 | 45 | 2 | 3 | 0 | 4 | 2 | 0 | .287 |
| 2025 | SEA | ST | 1 | 2 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .500 |
| 2025 | Steamer | PROJ | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .142 | |
| 2025 | OOPSY | PROJ | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .188 | |
| 2025 | SEA | CPX | 55 | 198 | 235 | 51 | 33 | 13 | 1 | 4 | 29 | 29 | 27 | 0 | 45 | 7 | 3 | 0 | 0 | 3 | 0 | .258 |
| 2025 | Steamer | ROS | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .143 |
| Season | Team | Level | G G - Games Played | AB AB - At Bats | PA PA - Plate Appearances | H H - Hits | 1B 1B - Singles | 2B 2B - Doubles | 3B 3B - Triples | HR HR - Home Runs | R R - Runs | RBI RBI - Runs Batted In | BB BB - Walks | IBB IBB - Intentional Walks | SO SO - Strike Outs | HBP HBP - Hit by Pitch | SF SF - Sacrifice Fly | SH SH - Sacrifice Hit | GDP GDP - Ground into Double Play | SB SB - Stolen Bases | CS CS - Caught Stealing | AVG AVG - Batting Average (H/AB) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | SEA | DSL | 42 | 115 | 146 | 30 | 22 | 6 | 1 | 1 | 21 | 23 | 29 | 1 | 23 | 1 | 1 | 0 | 0 | 1 | 2 | .261 |
| 2024 | SEA | CPX | 48 | 164 | 194 | 47 | 34 | 6 | 3 | 4 | 29 | 40 | 25 | 0 | 45 | 2 | 3 | 0 | 4 | 2 | 0 | .287 |
| 2025 | SEA | ST | 1 | 2 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .500 |
| 2025 | Steamer | PROJ | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .142 | |
| 2025 | OOPSY | PROJ | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .188 | |
| 2025 | SEA | CPX | 55 | 198 | 235 | 51 | 33 | 13 | 1 | 4 | 29 | 29 | 27 | 0 | 45 | 7 | 3 | 0 | 0 | 3 | 0 | .258 |
| 2025 | Steamer | ROS | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .143 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingAverages
| Season | Team | Level | BB% BB% - Walk Percentage (BB/PA) | K% K% - Strikeout Percentage (SO/PA) | BB/K BB/K - Walk to Strikeout Ratio (BB/SO) | divider | AVG AVG - Batting Average (H/AB) | OBP OBP - On Base Percentage | SLG SLG - Slugging Percentage | OPS OPS - On Base + Slugging Percentage | divider | ISO ISO - Isolated Power (SLG-AVG) | Spd Spd - Speed Score (4 Component Version) | BABIP BABIP - Batting Average on Balls in Play | divider | UBR UBR - Ultimate Base Running in runs above average, does not include SB or CS | wGDP wGDP - Ground into Double Play Runs above average | XBR XBR - Statcast baserunning above average | wSB wSB - Stolen Bases and Caught Stealing runs above average | divider | wRC wRC - Runs Created based wOBA | wRAA wRAA - Runs Above Average based on wOBA | wOBA wOBA - Weighted On Base Average (Linear Weights) | wRC+ wRC+ - Runs per PA scaled where 100 is average; both league and park adjusted; based on wOBA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | SEA | DSL | 19.9% | 15.8% | 1.26 | .261 | .411 | .357 | .767 | .096 | 3.9 | .315 | -0.8 | 25 | 3.5 | .392 | 120 | |||||||
| 2024 | SEA | CPX | 12.9% | 23.2% | 0.56 | .287 | .381 | .433 | .814 | .146 | 6.3 | .364 | 0.1 | 33 | 3.0 | .387 | 115 | |||||||
| 2025 | SEA | ST | 33.3% | 33.3% | 1.00 | .500 | .667 | .500 | 1.167 | .000 | 0.1 | 1.000 | 0.0 | 1 | 0.5 | .547 | 229 | |||||||
| 2025 | Steamer | PROJ | 5.9% | 35.5% | 0.17 | .142 | .200 | .199 | .399 | .058 | 3.4 | .211 | 0.0 | 0.0 | 0 | -0.1 | .183 | 19 | ||||||
| 2025 | OOPSY | PROJ | 6.7% | 33.6% | 0.20 | .188 | .245 | .297 | .541 | .108 | 2.3 | .267 | 0.0 | 0 | -0.1 | .240 | 59 | |||||||
| 2025 | SEA | CPX | 11.5% | 19.1% | 0.60 | .258 | .362 | .394 | .756 | .136 | 4.9 | .309 | 0.4 | 35 | 0.6 | .363 | 107 | |||||||
| 2025 | Steamer | ROS | 6.0% | 34.7% | 0.17 | .143 | .203 | .198 | .400 | .055 | 3.1 | .212 | 0.0 | 0.0 | 0 | -0.1 | .185 | 17 |
| Season | Team | Level | BB% BB% - Walk Percentage (BB/PA) | K% K% - Strikeout Percentage (SO/PA) | BB/K BB/K - Walk to Strikeout Ratio (BB/SO) | divider | AVG AVG - Batting Average (H/AB) | OBP OBP - On Base Percentage | SLG SLG - Slugging Percentage | OPS OPS - On Base + Slugging Percentage | divider | ISO ISO - Isolated Power (SLG-AVG) | Spd Spd - Speed Score (4 Component Version) | BABIP BABIP - Batting Average on Balls in Play | divider | UBR UBR - Ultimate Base Running in runs above average, does not include SB or CS | wGDP wGDP - Ground into Double Play Runs above average | XBR XBR - Statcast baserunning above average | wSB wSB - Stolen Bases and Caught Stealing runs above average | divider | wRC wRC - Runs Created based wOBA | wRAA wRAA - Runs Above Average based on wOBA | wOBA wOBA - Weighted On Base Average (Linear Weights) | wRC+ wRC+ - Runs per PA scaled where 100 is average; both league and park adjusted; based on wOBA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | SEA | DSL | 19.9% | 15.8% | 1.26 | .261 | .411 | .357 | .767 | .096 | 3.9 | .315 | -0.8 | 25 | 3.5 | .392 | 120 | |||||||
| 2024 | SEA | CPX | 12.9% | 23.2% | 0.56 | .287 | .381 | .433 | .814 | .146 | 6.3 | .364 | 0.1 | 33 | 3.0 | .387 | 115 | |||||||
| 2025 | SEA | ST | 33.3% | 33.3% | 1.00 | .500 | .667 | .500 | 1.167 | .000 | 0.1 | 1.000 | 0.0 | 1 | 0.5 | .547 | 229 | |||||||
| 2025 | Steamer | PROJ | 5.9% | 35.5% | 0.17 | .142 | .200 | .199 | .399 | .058 | 3.4 | .211 | 0.0 | 0.0 | 0 | -0.1 | .183 | 19 | ||||||
| 2025 | OOPSY | PROJ | 6.7% | 33.6% | 0.20 | .188 | .245 | .297 | .541 | .108 | 2.3 | .267 | 0.0 | 0 | -0.1 | .240 | 59 | |||||||
| 2025 | SEA | CPX | 11.5% | 19.1% | 0.60 | .258 | .362 | .394 | .756 | .136 | 4.9 | .309 | 0.4 | 35 | 0.6 | .363 | 107 | |||||||
| 2025 | Steamer | ROS | 6.0% | 34.7% | 0.17 | .143 | .203 | .198 | .400 | .055 | 3.1 | .212 | 0.0 | 0.0 | 0 | -0.1 | .185 | 17 |
