600: Former Reds outfielder Ken Griffey Jr. hit his 600th home run on Monday, June 9, 2008, completing his long ascent and becoming only the sixth player in history to reach that milestone.
Now, he's taking his record-breaking power to the Chicago White Sox after a deadline-day trade. But Griffey's not the only legendary bomber on the move: fellow home-run club member Manny Ramirez was traded to the Los Angeles Dodgers just minutes later.
Here, a look at baseball's all-time great home run hitters -- those sluggers who've swatted at least 500 dingers. (ABC News)