From Gaslamp Ball Wiki - A Wiki for San Diego Padres Fans
In 1993, the Padres acquired one of their franchise's key players when they were forced to trade 3B Gary Sheffield as part of a fire sale. The player they acquired was P Trevor Hoffman. P Jose Martinez and P Andres Beruman were also sent to the Padres and P Rich Rodriguez accompanied Sheffield to Florida.
In 1997, the Padres acquired a key piece to their 1998 NL Champion team when they got P Kevin Brown from the Marlins in exchange for top prospect 1B Derrek Lee, P Rafael Medina and minor league P Steve Hoff.
In 2011, they signed Heath Bell for a 3 year contract in their first offseason as the Miami Marlins. But, for the 2nd year in a row, the Padres and Marlins traded with one another. This time, the Padres traded Wade LeBlanc to Miami for John Baker. The trade was rated 82% fresh.