Mark McGwire, who ranked fourth on the Oakland WAR leaderboard with 42.9, was one of the recent greats, so I measured his production across 1,329 games to Jason Giambi's 28.8 WAR total in 1,036 games.

Long, lanky, and bullishly strong, the Oakland A's Mark McGwire burst onto the Major League Baseball scene in his rookie season of 1987 by crushing a then rookie record 49 home runs. Sep 7 ...

"If that's not fate," Mark McGwire said, "I don't know what is ... McGwire was selected in the first round by the Oakland Athletics. In 1985, in his first full season in the minors, with Class ...

On this date in 1997, Seattle Mariners' legend Randy Johnson surrendered one of the longest home runs you'll ever see to Mark McGwire of the Oakland Athletics. Statcast wasn't around in 1997 ...