Seattle Mariners· #88· Pitcher
Cooper Criswell
Bats R · Throws R·Age 29 (Jul 24, 1996)·6' 6", 200 lb·Carrollton, GA, USA
2026 Pitching
ERA
3.52
WHIP
1.17
IP
30.2
K%
19.0
BB%
6.6
K/9
6.75
W-L
2-1
GS
0
SV
1
HLD
3
DiamondIQ WAR
30.7 IP · 2026
0.3
3.0 runs above replacement
FIP · 3.75 (park 0.89)0.0
vs replacement · RP, 30.7 IP+3.0
FIP-based runs above replacement, park-adjusted, scaled by innings over runs-per-win. Reliever leverage is simplified (v1). Full methodology.
Pitch Arsenal · Statcast
Changeup27% · 85.5 · 24% whiff
Sinker26% · 91.1 · 12% whiff
Cutter21% · 87.1 · 28% whiff
Sweeper19% · 78.7 · 22% whiff
Four-Seam6% · 91.0 · 39% whiff
Slurve1% · 82.1 · 0% whiff
Career Pitching
| Yr | Tm | W | L | ERA | G | GS | SV | IP | SO | BB | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | Seattle Mariners | 2 | 1 | 3.52 | 26 | 0 | 1 | 30.2 | 23 | 8 | 1.17 | 6.75 |
| 2025 | Boston Red Sox | 1 | 0 | 3.57 | 7 | 1 | 1 | 17.2 | 9 | 5 | 1.58 | 4.58 |
| 2024 | Boston Red Sox | 6 | 5 | 4.08 | 26 | 18 | 0 | 99.1 | 73 | 31 | 1.35 | 6.61 |
| 2023 | Tampa Bay Rays | 1 | 1 | 5.73 | 10 | 0 | 0 | 33.0 | 27 | 11 | 1.55 | 7.36 |
| 2022 | Tampa Bay Rays | 0 | 0 | 2.70 | 1 | 1 | 0 | 3.1 | 4 | 1 | 0.90 | 10.80 |
Recent Games
Jun 8 @ Baltimore OriolesW
1.1 IP, 1 ER, 0 K, 1 BB
Jun 7 @ Detroit TigersL
0.0 IP, 2 ER, 0 K, 0 BB
Jun 3 vs New York MetsL
1.0 IP, 0 ER, 1 K, 0 BB
Jun 2 vs New York MetsW
2.0 IP, 0 ER, 3 K, 1 BB
May 30 vs Arizona DiamondbacksW
1.0 IP, 0 ER, 0 K, 0 BB
May 29 vs Arizona DiamondbacksW
1.0 IP, 0 ER, 0 K, 0 BB
May 27 @ AthleticsW
2.0 IP, 1 ER, 1 K, 1 BB
May 24 @ Kansas City RoyalsL
2.0 IP, 2 ER, 0 K, 0 BB
May 20 vs Chicago White SoxW
1.0 IP, 0 ER, 1 K, 0 BB
May 17 vs San Diego PadresL
0.1 IP, 1 ER, 1 K, 1 BB