This current Arizona Diamondbacks pitcher has led the major leagues in strikeouts 9 times
[DOC] [TLE] Randy Johnson - Wikipedia [PAR] Randall David "Randy" Johnson (born September 10, 1963), nicknamed "The Big 
Unit", is an American former left-handed pitcher who played from 1988 to 2009 
for six teams in Major League Baseball, primarily the Seattle Mariners and 
Arizona Diamondbacks.