SAN FRANCISCO - MAY 11: Vida Blue #14 of the San Francisco Giants winds up a pitch during a game against the St. Louis Cardinals at Candlestick Park on May 11, 1985 in San Francisco, California.

Vida Blue, the former A's and Giants player - famous during the 1970s and 1980s - died Saturday at age 73, according to his family.

Vida Blue, the pitching phenom who was an integral of the Oakland A's dynasty during their three consecutive World Series titles in the early '70s, has died at age 73, according to the team.

Vida Blue, a legendary starting pitcher for the Oakland Athletics and San Francisco Giants and former NBC Sports Bay Area TV analyst, died Saturday night at the age of 73.

Major League Baseball legend Vida Blue has passed away at the age of 73. Blue starred for 17 years in the big leagues with the Oakland Athletics, San Francisco Giants and Kansas City Royals.

Former SF Giants, Athletics, and Royals star Vida Blue passed away on Sunday at the age of 73.

Six-time All-Star Vida Blue died at the age of 73. "Vida will always be a franchise legend and a friend," said the Oakland Athletics, for whom Blue played nine seasons.

As a 21-year-old in 1971, Vida Blue won both the AL Cy Young and MVP awards. He went on to be a mainstay of three World Series-winning teams in Oakland.

Vida Blue, the dynamic left-handed pitcher who starred for both the Oakland A’s and San Francisco Giants in a prolific career, has died. He was 73.