The Padres' Marcos Mateo pitches to the Giants in the sixth inning.
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With the Winter Meetings coming and going without a significant addition to the Padres bullpen, the top options already off the free agent market and A.J. Preller adding three Rule 5 picks to the 40-man roster, it's becoming increasingly likely that a dark-horse candidate or two will have the opportunity to earn an expansive relief role this spring.