Many times these two teams have made some deals.
July 31, 2015: The Milwaukee Brewers traded Jonathan Broxton and cash to the St. Louis Cardinals for Malik Collymore (minors).
August 30, 2013: The Milwaukee Brewers traded John Axford to the St. Louis Cardinals for a player to be named later. The St. Louis Cardinals sent Michael Blazek (September 1, 2013) to the Milwaukee Brewers to complete the trade.
August 27, 2003: The Milwaukee Brewers traded Mike DeJean to the St. Louis Cardinals for players to be named later. The St. Louis Cardinals sent Mike Crudale (September 10, 2003) and John Novinsky (minors) (September 10, 2003) to the Milwaukee Brewers to complete the trade.
August 29, 2002: The Milwaukee Brewers traded Jamey Wright and cash to the St. Louis Cardinals for a player to be named later and Chris Morris (minors). The St. Louis Cardinals sent Mike Matthews (September 11, 2002) to theMilwaukee Brewers to complete the trade.
December 20, 1999: The Milwaukee Brewers traded Fernando Vina to the St. Louis Cardinals for players to be named later and Juan Acevedo. The St. Louis Cardinals sent Eliezer Alfonzo (June 13, 2000) and Matt Parker (minors) (June 13, 2000) to the Milwaukee Brewers to complete the trade.
March 27, 1997: As part of a 3-team trade: The Milwaukee Brewers sent a player to be named later to the St. Louis Cardinals. The St. Louis Cardinals sent Keith Johns to the Milwaukee Brewers. The Milwaukee Brewers sent Scotty Pace(minors) (January 6, 1998) to the St. Louis Cardinals to complete the trade.
October 19, 1995: The St. Louis Cardinals traded Marc Ronan to the Milwaukee Brewers for Mike Stefanski (minors).
December 14, 1993: The Milwaukee Brewers traded Tony Diggs (minors) to the St. Louis Cardinals for Ozzie Canseco.
July 16, 1987: The Milwaukee Brewers purchased Skeeter Barnes from the St. Louis Cardinals.
October 2, 1984: The St. Louis Cardinals traded Jim Adduci and Paul Householder to the Milwaukee Brewers for Rich Buonantony (minors), Ron Koenigsfeld (minors) and Jim Koontz (minors).
November 5, 1981: The Milwaukee Brewers returned Donnie Moore to the St. Louis Cardinals following previous purchase.
September 3, 1981: The Milwaukee Brewers purchased Donnie Moore from the St. Louis Cardinals.
December 12, 1980: The Milwaukee Brewers traded David Green, Dave LaPoint, Sixto Lezcano and Lary Sorensen to the St. Louis Cardinals for Rollie Fingers, Ted Simmons and Pete Vuckovich.
December 8, 1977: The Milwaukee Brewers traded George Frazier to the St. Louis Cardinals for Buck Martinez.
June 7, 1976: The St. Louis Cardinals traded Danny Frisella to the Milwaukee Brewers for a player to be named later. The Milwaukee Brewers sent Sam Mejias (June 23, 1976) to the St. Louis Cardinals to complete the trade.
December 8, 1973: The St. Louis Cardinals traded Tom Murphy to the Milwaukee Brewers for Bob Heise.
October 2, 1973: The St. Louis Cardinals purchased Ken Reynolds from the Milwaukee Brewers.
September 4, 1973: The Milwaukee Brewers purchased Ed Sprague from the St. Louis Cardinals.
March 26, 1972: The St. Louis Cardinals traded Frank Linzy to the Milwaukee Brewers for Richard Stonum (minors).
July 29, 1971: The St. Louis Cardinals traded Jose Cardenal, Bob Reynolds and Dick Schofield to the Milwaukee Brewers for Chuck Loseth (minors) and Ted Kubiak.
February 4, 1971: The Milwaukee Brewers purchased Joe Nossek from the St. Louis Cardinals.
February 2, 1971: The St. Louis Cardinals traded Fred Reahm (minors) to the Milwaukee Brewers for Bob Burda.
October 20, 1970: The Milwaukee Brewers traded Jesse Huggins (minors), George Lauzerique and Jerry McNertney to the St. Louis Cardinals for Jim Ellis and Carl Taylor.