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How to read this page
A player page shows one box score, because a hitter and a pitcher share almost no column — which half you get follows the one he appears in. Every rate is built from summed counts, so a batting average is hits over at bats across whatever window you picked rather than an average of nightly averages. Pitchers rank against starters or relievers, which is the split the sport itself draws. A dash means no number for that cell, or a zero in a roster column that counts.
Justin Slaten
Pitcher2026 · Regular Season
NotableJustin Slaten sits 201st of 283 relief pitchers in saves, at 0.
94th beats 94% of the Relief Pitchers; 1 is the best of however many the row says. Higher is always better, whichever way the stat runs. Red to green by where the placing sits. A stat with no better end is left unpainted.
Cardsall 4 shown▶
Playing TimeDefensevs Relief Pitchers▶
ResultsDefensevs Relief Pitchers▶
CommandDefensevs Relief Pitchers▶
ReliefDefensevs Relief Pitchers▶
Game log36 games
| Date | Opp | IP | W | L | SV | H | HR | K | BB | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 12, 2026 | @ TOR | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 1.00 |
| Aug 8, 2026 |  ATH | 0.2 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 13.50 | 3.00 |
| Aug 6, 2026 |  CWS | 1 | 0 | 0 | 0 | 3 | 0 | 2 | 0 | 9.00 | 3.00 |
| Aug 2, 2026 | @ LAD | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | — |
| Aug 1, 2026 | @LAD | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| July 29, 2026 | @ATH | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 1.00 |
| July 27, 2026 | @ATH | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| July 26, 2026 | TOR | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| July 22, 2026 |  BAL | 0.1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 3.00 |
| July 17, 2026 |  TB | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| July 11, 2026 | @ NYM | 0.2 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0.00 | 3.00 |
| July 9, 2026 | @CWS | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| July 7, 2026 | @CWS | 0.2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| July 5, 2026 | @ LAA | 1 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 9.00 | 2.00 |
| June 30, 2026 |  WSH | 0 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | — | — |
| June 28, 2026 |  NYY | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 1.00 |
| June 27, 2026 | NYY | 0.2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| June 24, 2026 | @ COL | 1 | 0 | 1 | 0 | 4 | 0 | 1 | 0 | 18.00 | 4.00 |
| June 23, 2026 | @COL | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0.00 | 1.00 |
| June 19, 2026 | @ SEA | 0.1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| June 18, 2026 | TOR | 1 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0.00 | 2.00 |
| June 13, 2026 |  TEX | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 1.00 |
| June 10, 2026 | @TB | 0.2 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 27.00 | 4.50 |
| June 7, 2026 | @NYY | 0.2 | 0 | 1 | 0 | 3 | 1 | 2 | 1 | 54.00 | 6.00 |
| June 5, 2026 | @NYY | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| May 30, 2026 | @ CLE | 1.1 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0.00 | 1.50 |
| May 22, 2026 |  MIN | 0.2 | 0 | 1 | 0 | 4 | 2 | 1 | 1 | 54.00 | 7.50 |
| May 19, 2026 | @ KC | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| May 18, 2026 | @KC | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| May 14, 2026 |  PHI | 0.2 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 1.50 |
| May 13, 2026 | PHI | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0.00 | 1.00 |
| May 10, 2026 | TB | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| April 4, 2026 |  SD | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 1.00 |
| April 3, 2026 | SD | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| March 28, 2026 | @ CIN | 0.1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 0.00 | 6.00 |
| March 26, 2026 | @CIN | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0.00 | 1.00 |
| Season | G | GS | IP | W | L | SV | ERA | WHIP | H | HR | K | BB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 36 | 0 | 29 | 2 | 4 | 0 | 4.97 | 1.48 | 35 | 4 | 39 | 8 |
| 2025 | 36 | 0 | 34 | 2 | 4 | 3 | 4.24 | 1.09 | 27 | 3 | 25 | 10 |
| 2024 | 44 | 0 | 55.1 | 6 | 2 | 2 | 2.93 | 1.01 | 47 | 4 | 58 | 9 |
About MLB Research
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Every number the site holds for a Major League team and the players who played for it, in one place. Pick a club, a season and a set of games, and read it. Nothing here needs an account.
Where the numbers come from
The same tables the boards read, resolved through one shared definition per stat. A rate is computed over the whole window rather than averaged across games, so a season figure is not the mean of the nightly ones.