WATCH: Zack Greinke gets standing ovation at Kauffman Stadium in what could be Royals pitcher's last game
RUMOR: Will Royals trade Zack Greinke ahead of deadline?
Pitcher Zack Greinke returns to Royals after 11 years - Sports Illustrated
Zack Greinke reveals major change for 2023 season
Reviewing My Royals 2023 Predictions (Part 1) – The Royals Reporter
Zack Greinke's milestone pursuit and other intriguing MLB storylines for 2023 National News - Bally Sports
Report: Royals interested in re-signing Greinke for 20th season
10 Zack Greinke stories that explain why there's no other pitcher like him - The Athletic
2023 Topps # 420 Zack Greinke Kansas City Royals (Baseball Card) NM/MT Royals : Collectibles & Fine Art