Here is each club’s Arizona Fall League sleeper prospect

MLB Pipeline highlighted under-the-radar sleeper prospects representing Major League organizations ahead of the Arizona Fall League opening games. The selections focus on players ranked outside their organization's Top 30 Prospects list who have opportunities to boost their profiles against elevated competition in front of scouts.

Key prospects highlighted include Blue Jays catcher Aaron Parker, who hit 19 home runs in Double-A, and 29-year-old Braves reliever Tyler LaPorte, who posted a 1.84 ERA in Double-A after four seasons in independent baseball. Other notable names include converted Yankees pitcher Antonio Gomez and Cardinals catcher Sammy Hernandez.