2021 MLB Draft profile: SS Marcelo Mayer is the Tigers' top target
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MLB Draft 2021: Marcelo Mayer and Five Other Prospects to Watch
2021 MLB Draft profile: SS Marcelo Mayer is the Tigers' top target
2019 Leaf Trinity Baseball Card Database - The Entire Checklist
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Coveted prep shortstop Marcelo Mayer a two-way star atop Detroit
Marcelo Mayer ready for next step at Red Sox camp
Marcelo Mayer ready for next step at Red Sox camp
2021 MLB Draft - Top 600 Prospects — Prospects Live
Coveted prep shortstop Marcelo Mayer a two-way star atop Detroit
Red Sox Top prospect Marcelo Mayer may get called-up to Boston
Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big