SEATTLE, WASHINGTON - JULY 19: Brian O'Keefe #64 of the Seattle Mariners looks on from third base in the seventh inning during a summer workout intrasquad game at T-Mobile Park on July 19, 2020 in Seattle, Washington. (Photo by Abbie Parr/Getty Images)
The Mariners have had a handful of catching prospects play well so far in 2021. Some we know about, others have already been called up, while others are doing it under the radar. Let’s get to know one of those under-the-radar guys, in Brian O’Keefe.
One of the worries heading into the season for the Mariners was the lack of depth in the system at catcher.