Can a return to throwing his changeup help Diego Castillo against left-handed hitters?
Blue Jays RHP Max Castillo to make first career MLB start Sunday vs. Mariners
Mariners RHP Luis Castillo to start playoff opener against Blue Jays
Everything you need to know about the Blue Jays-Mariners series
Benches clear in 9th, Servais tossed as Mariners beat Astros
Live updates from 2023 Opening Day in Seattle
Castillo wins 6th straight decision, Mariners beat Rays 1-0 in matchup of playoff contenders
40 in 25: Diego Castillo - Lookout Landing
Live updates from 2023 Opening Day in Seattle
Cal Raleigh homers twice, Luis Castillo goes six strong innings as Mariners drub Guardians
You never know' - Judge on repeating record-breaking 62 home-run season
Luis Castillo, Reds shut out Pirates for sweep
Luis Castillo Blanks Pirates While Mariners' Bats Handle Business in 5-0 Win
List of Seattle Mariners Opening Day starting pitchers - Wikipedia