Orioles free agent target: Zack Greinke - Camden Chat
2023 Free Agent Profile: Zack Greinke
Can Zack Greinke keep this up? - Royals Review
Arizona Diamondbacks Hopes for 2017: #4, Turning up an ace - AZ Snake Pit
MLB playoffs: Why Zack Greinke gives signs while pitching - Sports Illustrated
LET ZACK HIT - Royals Review
Zack Greinke, Pitch Selection, and the Dead Horse - Brew Crew Ball
Zack Greinke calls out signs in win vs. Giants
Zack Greinke sits on grass, throws 54 mph pitch