St. Louis Cardinals manager Mike Matheny has elected to include a third catcher on his National League Championship Series roster as A.J. Pierzynski has been added in place of left-handed reliever Sam Freeman.

Pierzynski brings plenty of postseason experience. In 100 at-bats, the 37-year-old has hit .300/.372/.520 with five home runs and 17 RBI.

Here's the rest of the 25-player roster.

# Pitchers B/T 36 Randy Choate L-L 56 Marco Gonzales L-L 41 John Lackey R-R 31 Lance Lynn R-R 61 Seth Maness R-R 44 Carlos Martinez R-R 40 Shelby Miller R-R 37 Pat Neshek S-R 26 Trevor Rosenthal R-R 52 Michael Wacha R-R 50 Adam Wainwright R-R

# Catchers B/T 12 A.J. Pierzynski L-R 48 Tony Cruz R-R 4 Yadier Molina R-R

# Infielders B/T 32 Matt Adams L-R 13 Matt Carpenter L-R 33 Daniel Descalso L-R 38 Pete Kozma R-R 27 Jhonny Peralta R-R 16 Kolten Wong L-R

# Outfielders B/T 8 Peter Bourjos R-R 15 Randal Grichuk R-R 7 Matt Holliday R-R 19 Jon Jay L-L 18 Oscar Taveras L-L

St. Louis opens the NLCS at home Saturday against the San Francisco Giants.