Days before trade deadline, Mariners make major move for their rotation, getting Luis Castillo from Reds
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Seattle Mariners, Luis Castillo agree to five-year, $108 million extension - ESPN
Mariners Grab Luis Castillo From Reds in Five-Player Deal
Mariners pitcher Luis Castillo was open to extension with Reds
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Seattle Mariners, Luis Castillo agree to contract extension - Lone Star Ball