Royals “definitely would have interest” in bringing Zack Greinke back - Royals Review
Zack Greinke Explains Decision to Return to Kansas City Royals & Reacts to His MLB Future After '22
ZACK GREINKE IS BACK WITH THE ROYALS! (Former Cy Young winner RETURNS TO WHERE IT ALL BEGAN!)
A salute to Zack Greinke - Royals Review
Rosenthal: Why a Royals-Zack Greinke reunion will likely require both sides to give - The Athletic
Zack Greinke – The Royals Reporter
Zack Greinke signs one-year deal with Royals
Royals sign Zack Greinke - Royals Review
Zack Greinke Explains Decision to Return to Kansas City Royals & Reacts to His MLB Future After '22
Zack Greinke – The Royals Reporter