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Pitcher · #63

Blas Castaño

Bats/Throws
R/R
Height
5' 10"
Weight
162 lb
Born
1998-09-08
Birthplace
Espaillat, Dominican Republic
MLB debut
2025-05-28
Go to Spring

Pitching

Club G IP H R ER BB K BF ERA
MLB Colorado Rockies 15 27.1 27 12 11 9 21 111 3.62
AAA Albuquerque Isotopes 18 24.1 20 13 12 15 19 107 4.44
AAA Tacoma Rainiers 6 6.1 2 1 1 1 4 21 1.42
Total 39 58.0 49 26 24 25 44 239 3.72

Pitching

Club G IP H R ER BB K BF ERA
AAA Tacoma Rainiers 1 1.1 0 0 0 1 1 5 0.00

Pitching

Club G IP H R ER BB K BF ERA
AAA Tacoma Rainiers 5 5.0 2 1 1 0 3 16 1.80
AAA Albuquerque Isotopes 2 3.0 1 0 0 2 3 12 0.00
Total 7 8.0 3 1 1 2 6 28 1.13

Pitching

Club G IP H R ER BB K BF ERA
MLB Colorado Rockies 5 11.0 12 6 6 4 10 47 4.91
AAA Albuquerque Isotopes 5 7.0 5 1 1 4 5 27 1.29
Total 10 18.0 17 7 7 8 15 74 3.50

Pitching

Club G IP H R ER BB K BF ERA
MLB Colorado Rockies 5 9.2 10 3 3 2 7 38 2.79

Pitching

Club G IP H R ER BB K BF ERA
AAA Albuquerque Isotopes 10 13.0 11 8 7 7 11 58 4.85

Pitching

Club G IP H R ER BB K BF ERA
MLB Colorado Rockies 5 6.2 5 3 2 3 4 26 2.70
AAA Albuquerque Isotopes 1 1.1 3 4 4 2 0 10 27.00
Total 6 8.0 8 7 6 5 4 36 6.75

Pitching

Club G IP H R ER BB K BF ERA
MLB Seattle Mariners 5 5.0 4 5 5 3 3 23 9.00

18 transactions in 2026

  • Sep 28 Colorado Rockies recalled RHP Blas Castaño from Albuquerque Isotopes.
  • Sep 15 Colorado Rockies optioned RHP Blas Castaño to Albuquerque Isotopes.
  • Sep 1 Colorado Rockies recalled RHP Blas Castaño from Albuquerque Isotopes.
  • Aug 8 Colorado Rockies activated RHP Blas Castaño from the 15-day injured list.
  • Aug 8 Colorado Rockies optioned RHP Blas Castaño to Albuquerque Isotopes.
  • Aug 1 Colorado Rockies sent RHP Blas Castaño on a rehab assignment to Albuquerque Isotopes.
  • Jun 21 Colorado Rockies placed RHP Blas Castaño on the 15-day injured list retroactive to June 18, 2026. Right pectoral strain.
  • May 21 Colorado Rockies recalled RHP Blas Castaño from Albuquerque Isotopes.
  • May 18 Colorado Rockies optioned RHP Blas Castaño to Albuquerque Isotopes.
  • May 17 Colorado Rockies recalled RHP Blas Castaño from Albuquerque Isotopes.
  • Apr 27 Colorado Rockies optioned RHP Blas Castaño to Albuquerque Isotopes.
  • Apr 26 Colorado Rockies recalled RHP Blas Castaño from Albuquerque Isotopes.
  • Apr 21 Colorado Rockies claimed RHP Blas Castaño off waivers from Seattle Mariners.
  • Apr 21 Colorado Rockies optioned RHP Blas Castaño to Albuquerque Isotopes.
  • Apr 21 RHP Blas Castaño roster status changed by Albuquerque Isotopes.
  • Apr 21 Albuquerque Isotopes activated RHP Blas Castaño.
  • Apr 14 Seattle Mariners designated RHP Blas Castaño for assignment.
  • Mar 11 Seattle Mariners optioned RHP Blas Castaño to Tacoma Rainiers.