← Mike Mees
MLB Debuts Seen
8 players
Esmerlyn Valdez
Pirates @ Blue Jays · May 22, 2026 · Rogers Centre
Omar Martinez
Angels @ Blue Jays · May 8, 2026 · Rogers Centre
Mitchell Parker
Nationals @ Dodgers · Apr 15, 2024 · Dodger Stadium
Ricky Vanasco
Nationals @ Dodgers · Apr 15, 2024 · Dodger Stadium
Grant Hartwig
Mets @ Astros · Jun 19, 2023 · Minute Maid Park
Shawn Dubin
Mets @ Astros · Jun 19, 2023 · Minute Maid Park
Bo Bichette
Blue Jays @ Royals · Jul 29, 2019 · Kauffman Stadium
Rob Rasmussen
Blue Jays @ Red Sox · May 20, 2014 · Fenway Park