The Throwback jerseys can be unlocked with the indicated number of MVP points.

Anaheim Angels 1986: 250
Atlanta Braves 1974: 500
Baltimore Orioles 1971: 500
Boston Red Sox 1903: 1000
Brooklyn Dodgers 1941: 750
Chicago Cubs 1954: 750
Chicago White (Black) Sox 1919: 1000
Chicago White Sox 1983: 350
Cincinatti Reds 1970: 500
Cleveland Indians 1975: 500
Detroit Tigers 1906: 750
Houston Astros 1986: 250
Kansas City Royals 1985: 250
Milwaukee Brewers 1982: 250
Minnesota Twins 1977: 500
Montreal Expos 1981: 350
New York Giants 1954: 750
New York Mets 1986: 350
New York Yankees 1927: 1000
Oakland Athletics 1972: 500
Philadelphia Athletics 1921: 1000
Philadelphia Phillies 1980: 500
Pittsburgh Pirates 1916: 750
Pittsburgh Pirates 1979: 500
San Diego Padres 1984: 350
Seattle Mariners 1981: 350
St. Louis Cardinals 1934: 750
Texas Rangers 1976: 500
Toronto Blue Jays 1992: 250
Washington Senators 1913: 1000