Miguel Castro could compete for a middle relief role for the Houston Astros, who should have multiple spots up for grabs in spring training.

The Houston Astros have signed free agent Miguel Castro to a minor league deal, according to multiple reports. The minor league contract includes a non-roster invite to Spring Training, where Castro will compete for a roster spot, which would earn him $1.5 million.

The Houston Astros have been aggressive throughout the offseason, trading away Kyle Tucker and signing Christian Walker. Now, the Astros have bolstered their bullpen with an ex-Arizona Diamondbacks hurler.

The Houston Astros are making a savvy move to beef up their bullpen for the 2025 MLB season by signing Dominican reliever Miguel Castro. According to reports from Jon Heyman of the New York Post and Ari Alexander of KPRC 2,

Miguel Castro, the versatile veteran relief pitcher, has found a new home after signing a minor league deal with the Houston Astros, according to MLB insider Ari Alexander.