Mariano Rivera
Major League Baseball (MLB) annually honors its best relief pitchers in the American League (AL) and National League (NL) with the Mariano Rivera AL Reliever of the Year Award and Trevor Hoffman NL Reliever of the Year Award, respectively. The awards are named after Mariano Rivera and Trevor Hoffman, who played their entire careers in the respective leagues. First issued in 2014, the awards replaced the Delivery Man of the Year Award, which had been presented since 2005.