Ivy League Baseball Championship Series Ivy League Baseball Championship Series The Ivy League Baseball Championship Series is the conference baseball championship of the NCAA Division I Ivy League. The top two finishers from the round-robin regular season participate in a best of three series held at campus sites, with the winner earning the conference's automatic bid to the NCAA Division I Baseball Championship. In 2018, defeated host in two games. In 1930, six of the eight Ivy League teams formed the Eastern Intercollegiate Baseball League. Harvard joined in 1934, while Brown, Army and Navy joined in 1948. When Army and Navy joined the Patriot League
Ivy League the NCAA tournament bid, then rebounded to win outright championships in 2012, 2013, and 2014. Harvard also won the 2013 Great Alaska Shootout, defeating TCU to become the only Ivy League school to win the now-defunct tournament. Rivalries exist between other Ivy league teams in other sports, including Cornell and Harvard in hockey, Harvard and Princeton in swimming, and Harvard and Penn in football (Penn and Harvard have won 28 Ivy League Football Championships since 1982, Penn-16; Harvard-12). During that time Penn has had 8 undefeated Ivy League Football Championships and Harvard has had 6 undefeated Ivy League Football Championships.