Blas Castano | Colorado Rockies
MLB Player
Blas Castano
Colorado RockiesHeight5' 10"Weight162 lbsAge28Experience2nd Season
0SVTied-261st
3.62ERA
21KTied-506th
1.32WHIP
Player Information
PositionRelief Pitcher
Jersey#63
Date of Birth8/9/1998
BirthplaceEsperanza, Dominican Republic
Experience2nd Season
Bats / ThrowsRight/Right
MLB Debut2025
StatusActive
Next Game
More Colorado Rockies Players
Season, Postseason & Career
| Split | GP | GS | CG | SHO | IP | H | R | ER | HR | BB | K |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular Season | 15 | 0 | 0 | 0 | 27.1 | 27 | 12 | 11 | 4 | 9 | 21 |
| Career | 16 | 0 | 0 | 0 | 30.1 | 31 | 15 | 14 | 5 | 11 | 22 |
Pitching by Season
| Season | GP | GS | W | L | W% | WAR | ERA | WHIP | IP | K | BB | K/BB | H | R | ER | SV | HLD | BLSV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 1 | 0 | 0 | 0 | .000 | -0.1 | 9.00 | 2.00 | 3.0 | 1 | 2 | 0.5 | 4 | 3 | 3 | 0 | 0 | 0 |
| 2026 | 15 | 0 | 2 | 0 | 1.000 | 0.7 | 3.62 | 1.32 | 27.1 | 21 | 9 | 2.3 | 27 | 12 | 11 | 0 | 0 | 0 |
| Career | 16 | 0 | 2 | 0 | 1.000 | -- | 4.15 | 1.38 | 30.1 | 22 | 11 | 2.0 | 31 | 15 | 14 | 0 | 0 | 0 |
Opponent Batting by Season
| Season | P | TBF | P-TBF | OBA | OOBP | OSLUG | OOPS | 2B | 3B | HR | TB | RBI | BH | SH | SF | IBB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 50 | 16 | 3.125 | .308 | .438 | .692 | 1.130 | 2 | 0 | 1 | 9 | 3 | 1 | 0 | 0 | 0 |
| 2026 | 460 | 111 | 4.144 | .273 | .342 | .465 | .807 | 3 | 2 | 4 | 46 | 15 | 2 | 0 | 1 | 0 |
| Career | 510 | 127 | 4.016 | .277 | .354 | .491 | .845 | 5 | 2 | 5 | 55 | 18 | 3 | 0 | 1 | 0 |
Expanded Pitching by Season
| Season | P/S | P/I | K/9 | QS | CG | SHO | GSC | GB | FB | G/F | IR | IRS | WP | BK | SB | CS | RSUP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 0.0 | 16.7 | 3.0 | 0 | 0 | 0 | 0.0 | 3 | 9 | 0.3 | 0 | 0 | 0 | 0 | 1 | 0 | 0.0 |
| 2026 | 0.0 | 16.8 | 6.9 | 0 | 0 | 0 | 0.0 | 35 | 44 | 0.8 | 8 | 3 | 0 | 0 | 4 | 1 | 0.0 |
| Career | 0.0 | 16.8 | 6.5 | 0 | 0 | 0 | 0.0 | 38 | 53 | 0.7 | 8 | 3 | 0 | 0 | 5 | 1 | 0.0 |
Game Log
| Game | Result | IP | H | R | ER | HR | BB | K | GB | FB | P | TBF | GSC | Dec | Rel | ERA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 vs SD2026 Regular Season | L 8-7 | 1.1 | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 0 | 21 | 5 | 0.0 | - | - | 3.62 |
 @ DET2026 Regular Season | L 6-2 | 2.0 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 6 | 34 | 8 | 0.0 | - | - | 3.81 |
 @ NYY2026 Regular Season | L 5-3 | 1.0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 16 | 3 | 0.0 | - | - | 3.75 |
 vs STL2026 Regular Season | L 10-8 | 1.1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 21 | 4 | 0.0 | - | - | 3.91 |
 vs BAL2026 Regular Season | W 6-5 F/11 | 1.0 | 3 | 2 | 1 | 0 | 0 | 1 | 1 | 4 | 25 | 6 | 0.0 | W(2-0) | - | 4.15 |
 @ CHC2026 Regular SeasonWeek 24 | W 5-2 | 1.1 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 16 | 4 | 0.0 | W(1-0) | - | 3.92 |
 @ ATH2026 Regular SeasonWeek 24 | W 23-9 | 1.0 | 2 | 1 | 1 | 1 | 0 | 0 | 2 | 2 | 20 | 4 | 0.0 | - | - | 4.19 |
| vs CHC2026 Regular SeasonWeek 24 | L 9-3 | 2.2 | 5 | 2 | 2 | 1 | 0 | 2 | 7 | 3 | 46 | 12 | 0.0 | - | - | 3.93 |
 vs MIL2026 Regular SeasonWeek 23 | L 7-1 | 2.2 | 3 | 0 | 0 | 0 | 2 | 2 | 3 | 5 | 46 | 12 | 0.0 | - | - | 3.45 |
 @ LAA2026 Regular SeasonWeek 22 | W 8-2 | 2.0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 4 | 29 | 6 | 0.0 | - | - | 4.15 |
 vs SF2026 Regular SeasonWeek 22 | W 8-3 | 2.0 | 4 | 3 | 3 | 1 | 0 | 2 | 2 | 6 | 45 | 10 | 0.0 | - | - | 4.91 |
 @ LAD2026 Regular SeasonWeek 21 | L 4-1 | 1.0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 10 | 2 | 0.0 | - | - | 3.00 |
 @ ARI2026 Regular SeasonWeek 21 | L 9-1 | 3.2 | 4 | 1 | 1 | 0 | 0 | 3 | 5 | 5 | 45 | 14 | 0.0 | - | - | 3.38 |
| @ ARI2026 Regular SeasonWeek 21 | L 2-1 | 2.0 | 2 | 1 | 1 | 0 | 3 | 1 | 3 | 3 | 41 | 11 | 0.0 | - | - | 4.15 |
| vs ARI2026 Regular SeasonWeek 20 | L 8-6 | 2.1 | 2 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 45 | 10 | 0.0 | - | - | 3.86 |