Mariners Sign Luis Castillo To Extension - MLB Trade Rumors

Seattle Mariners trade for 2x All-Star Luis Castillo from Cincinnati Reds

Mariners RHP Luis Castillo agrees to 5-year extension

Righthander Luis Castillo stellar in his Seattle debut, helping the Mariners defeat the Yankees - The Boston Globe

Luis Castillo threatens to join list of aces Yankees let slip away

Luis Castillo Rumors: Ranking the Cincinnati Reds Pitcher's 5 Most Likely Trade Destinations

Luis Castillo (pitcher, born 1992) - Wikipedia

Seattle Mariners, Luis Castillo Reportedly Agree to Contract Extension - Sports Illustrated Texas Rangers News, Analysis and More

BREAKING: Mariners acquiring Reds ace Luis Castillo in blockbuster trade

Seattle Mariners Traded for Luis Castillo and Now They're Signing Him to a Huge Extension - Bleacher Nation

There's only one Luis Castillo': A year later, blockbuster trade looks like win for Mariners, Reds