Oscar Mercado, St Louis Cardinals OF Prospect (2017 Arizona Fall League)
Looking back on the MLB Draft that changed St. Louis Cardinals history
Cardinals Sign Óscar Mercado, Four Others To Minor League Deals - MLB Trade Rumors
After running away with Cardinals start 10 years in the making, Oscar Mercado gets an encore
Revisiting the Oscar Mercado deal - Covering the Corner
A look back at the first ever top 10 Cardinals prospects - Viva El Birdos
1 fatal flaw the Cardinals must address in final month before 2022 MLB Playoffs
Former second-rounder Oscar Mercado, four others sign minor-league deals with Cardinals
Hudson appears to nail down job as Cardinals' fifth starter
List of St. Louis Cardinals first-round draft picks - Wikipedia
2011 MLB Draft: St. Louis Cardinals Draft Report - Minor League Ball