MLB trade deadline winners and losers: Padres add Juan Soto, Mariners nab Luis Castillo - The Washington Post
Mariners add depth in deadline deals with Giants, Dodgers
Mariners All-Star fans to Shohei Ohtani: 'Come to Seattle!
Seattle Mariners held to 1 hit, Luis Castillo tagged for 4 runs in loss to Oakland A's
Padres trade top prospect Taylor Trammell to Mariners for Austin Nola as part of 7-player deal - ESPN
Mariners Make Big Splash in International Signing Period
Mariners get All-Star RHP Castillo for prospects Marte and Arroyo, 2 RHP - Seattle Sports
Seattle Mariners trade for Luis Castillo
Seattle Mariners, pitcher Luis Castillo agree to 5-year, $108M deal
OSN: Previewing The 2023 Seattle Mariners – How Will They Do This Season? - 750 The Game
Seattle Mariners acquire Luis Castillo, send package highlighted by prospect Noelvi Marte to Cincinnati Reds - ESPN
MLB trade deadline: Mariners acquire Luis Castillo from Reds for huge prospect haul