MLB Debut

Discover the thrilling first steps of MLB players as they make their major league debuts, achieving milestones and setting records, like Lázaro Montes' historic debut.

Lázaro Montes Makes Historic MLB Debut with Mariners, Hits First Home Run

Published on 9/2/2026

Historic Milestone for Cuban Baseball: Lázaro Montes and Yohandy Morales Smash Home Runs in MLB Debuts

Published on 9/2/2026

Lázaro Montes Set to Make MLB Debut with Seattle Mariners

Published on 9/1/2026

Kendry Rojas Shines in Twins' Emergency Start

Published on 7/26/2026

Franco Alemán Shines in MLB Debut with Cleveland Guardians

Published on 5/10/2026

César Prieto Achieves Milestone with First MLB Hit

Published on 9/1/2025

Victor Mesa Jr. Makes His Major League Debut with the Miami Marlins

Published on 5/27/2025

Aroldis Chapman Reflects on His MLB Debut 14 Years Ago

Published on 9/1/2024