MLB Trade Deadline 2025: Instant Takeaways to Padres Landing Mason Miller originally appeared on Athlon Sports. The surging San Diego Padres entered the 2025 MLB trade deadline with three All-Star relievers already in their bullpen. They now have a fourth.

It wouldn’t be a proper Deadline day without an A.J. Preller trade binge. The Padres' general manager did not disappoint. Preller reshaped his roster in a major way on Thursday -- making five deals that involved 22 players before the Trade Deadline.

The San Diego Padres added hard-throwing closer Mason Miller and the Toronto Blue Jays dealt for former Cy Young award winner Shane Bieber in a flurry of moves before Major League Baseball's trade deadline on Thursday.