Mariners' Brian O'Keefe: Added to training roster

Name: Top-10 MLB Prospects Heading Into the Second Half!
Uploaded: 2026-07-10T14:22:36+00:00
Duration: 10 min 41 s
Description: We're counting down Scott White's Top-10 Fantasy Baseball prospects heading into the second half! How many Dodgers are on the list? How many pitchers made the list? Did Jesus Made hold on to the top spot?

By RotoWire Staff

Jun 29, 2020 at 10:02 am ET • 1 min read

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O'Keefe will be part of the Mariners' 60-man training roster.

O'Keefe, 26, hit .229/.319/.389 with 13 home runs at Double-A in 2019 as a member of the Cardinals' organization. He is unlikely to see much, if any, time in the majors this season.

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