Mariners Ace Luis Castillo Threw 47 Consecutive Fastballs Against the White Sox - Sports Illustrated
Mariners Acquire Luis Castillo - MLB Trade Rumors
Hidden Starting Pitcher Declines: Mariners' Luis Castillo
Luis Castillo and his mission to develop another put-away pitch
Mariners In Focus: What stands out from M's debut of Luis Castillo - Seattle Sports
Mariners' Luis Castillo throws 47 straight fastballs vs. White Sox
Tale of two aces: Castillo out-executes Manoah, making the difference in Game 1
Yankees' Aaron Judge endorses Reds' Luis Castillo, who addresses trade rumors after Bronx gem
Seattle Mariners, Luis Castillo agree to five-year, $108 million extension - ESPN
Luis Castillo Four Seam Images
Reds ace Luis Castillo reportedly drawing early trade interest
Houston Astros: Framber Valdez eager to face Luis Castillo
Luis Castillo shuts down Pirates with ease as Mariners coast to victory