The Miami Marlins have prospects performing well this season, and some will be in action today. The future of this team will continue to improve and grow stronger as long as the development process remains intact. Expectations are high for these prospects to remain focused and relentless. Three Storylines Trending in the Marlins Farm System Today Miami Marlins hat | Brett Davis-Imagn Images 1) Julio Mendez Off to a Terrific Start Mendez is a 21-year-old left-handed pitching prospect out of Venezuela. He's been pitching very well during the minors this season. Mendez has posted a 2-0 record with a 1.29 ERA with 23 strikeouts in 3 games. Excellent progress by the young stud. His name is starting to circulate, and if he can keep this up, he will be in the major leagues in the next two years.  He was assigned to the Marlins in February 23. In August 2025, Mendez received FSL Pitcher of the Month. Mendez has been locked in from last year's All-Star break to present.…