National League Championship Series
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| National League Championship Series | |
|---|---|
 | |
| Name | National League Championship Series |
| Sport | Baseball |
| Founded | 1969 |
| Commissioner | Rob Manfred |
| Current champion | Arizona Diamondbacks |
| Most titles | Los Angeles Dodgers (9) |
| Website | MLB |
National League Championship Series The National League Championship Series is the annual postseason playoff series in Major League Baseball that determines the National League pennant winner who advances to the World Series. Established after the 1969 MLB expansion and reorganized after the 1994 Major League Baseball postseason changes, the series has featured franchises such as the Los Angeles Dodgers, St. Louis Cardinals, San Francisco Giants, Atlanta Braves, and New York Mets. Historically contested by division winners and later by division winners and wild card teams, the competition has produced memorable matchups involving players like Sandy Koufax, Clayton Kershaw, Mike Schmidt, Barry Bonds, and Babe Ruth-era comparisons.
History
The series began in 1969 following the American League and National League split into divisions after the 1968 MLB season; the first matchup pitted the New York Mets against the Atlanta Braves and set a precedent echoed in later pennant races involving the Philadelphia Phillies, Cincinnati Reds, Pittsburgh Pirates, and Chicago Cubs. In 1981 a players' strike led to a split-season format that produced an additional playoff arrangement involving teams like the Los Angeles Dodgers and Houston Astros. The 1994 realignment and the institution of the Division Series after the 1995 season expanded postseason access and changed the NLCS participation to include winners from the NL East, NL Central, and NL West along with wild card teams such as the Colorado Rockies and Florida Marlins. The 2012 introduction of a second wild card team altered the path to the series and influenced pennant outcomes for franchises like the St. Louis Cardinals and San Francisco Giants.
Format and Rules
Originally a best-of-five contest, the NLCS transitioned to a best-of-seven format in 1985 following precedents in the World Series and to align with postseason structures used by teams like the New York Yankees and Boston Red Sox in interleague contexts. Home-field advantage has been determined by various mechanisms, including regular-season records and, in earlier eras, rotation systems influenced by the Commissioner of Baseball, Bud Selig, and later metrics tied to interleague play and tiebreakers involving teams such as the Milwaukee Brewers and San Diego Padres. Tie-breaking procedures and roster rules are governed by the Major League Baseball collective bargaining agreement negotiated by the Major League Baseball Players Association and include regulations on the 26-man postseason roster, pitching changes, and replay review systems initially piloted in matchups involving the Tampa Bay Rays and Seattle Mariners.
Notable Series and Moments
Memorable NLCS moments include the 1986 comeback of the New York Mets against the Houston Astros' predecessors in dramatic fashion, the 1991 seven-game classic between the Atlanta Braves and Minnesota Twins style comparisons, the 2001 matchup featuring the Arizona Diamondbacks and St. Louis Cardinals with standout performances by Randy Johnson and Curt Schilling, and the 2016 postseason where the Chicago Cubs and Cleveland Indians narratives intersected in discussions despite being American League stories. Iconic plays and controversies have involved figures such as Barry Bonds’s postseason heroics, Kirk Gibson's influence across league contexts, and managerial decisions by leaders like Joe Torre, Tony La Russa, Dusty Baker, and Tommy Lasorda. Instant replay controversies and pivotal relief appearances echo landmark moments from series featuring the San Francisco Giants and Los Angeles Dodgers and have shaped postseason lore alongside legendary seasons by the Atlanta Braves and St. Louis Cardinals.
Records and Statistics
Career and single-series records reflect contributions from pitchers and hitters across eras: Sandy Koufax and Bob Gibson are often cited in historical pitching comparisons, while hitters like Barry Bonds, Mike Schmidt, Dale Murphy, and Mookie Betts appear in NLCS leaderboards. Franchises such as the Los Angeles Dodgers (most NL pennants), St. Louis Cardinals (consistent postseason appearances), and Atlanta Braves (1990s dominance) hold notable series records; individual achievements include most wins, strikeouts, home runs, and RBI compiled by players linked to teams like the San Diego Padres and Philadelphia Phillies. Statistical trends reflect changing pitching usage and analytics introduced by organizations such as the Oakland Athletics and concepts popularized in sabermetrics circles involving analysts from Fangraphs and Baseball Prospectus.
Teams and Qualification
Qualification to the series has evolved from the original East vs. West division winners to a multi-team postseason field including division champions from the NL East, NL Central, and NL West plus one or two wild card teams depending on the season structure; clubs regularly competing for berths include the New York Mets, Philadelphia Phillies, Cincinnati Reds, Pittsburgh Pirates, Chicago Cubs, Milwaukee Brewers, and Arizona Diamondbacks. Expansion franchises such as the Miami Marlins (formerly Florida Marlins), Colorado Rockies, and Tampa Bay Rays (American League crossover relevance) have affected scheduling and interleague dynamics that influence playoff qualification. Tiebreakers have been decided by head-to-head records, intradivision results, and, historically, one-game playoffs exemplified by contests involving the Houston Astros and San Diego Padres.
Broadcasting and Media Coverage
Television and radio rights have been held by major networks like NBC Sports, Fox Sports, ESPN, and TBS, with production innovations introduced during broadcasts of series featuring marquee markets such as Los Angeles, New York City, San Francisco, and Chicago. National telecasts have showcased commentators and analysts including Joe Buck, Tim McCarver, Bob Costas, and John Smoltz and have incorporated instant replay, pitch-tracking technologies like Statcast, and analytics displays developed by firms partnering with Major League Baseball Advanced Media. International distribution involves partners covering markets in Japan, South Korea, and Mexico, and media narratives often focus on star players, managerial strategy, and franchise histories tied to landmarks such as Dodger Stadium and Wrigley Field.