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Ely Sussman’s Top 30 Marlins prospects: Tier 1

Prospects within the same tier are largely interchangeable—considering their ceiling, floor, injury risk, position, room for development, ability to adjust and intangibles, I expect them to have similar career value.

The ranking of these players and the notes below were last updated on May 19, 2022.

Acquired via international free agency in 2019

Current level: Double-A

From his first appearance in an official Minor League Baseball game, Pérez demonstrated uncommon strike-throwing ability for such an inexperienced and long-limbed pitcher. And the results were spectacular.

Although Pérez was my No.