In Major League Baseball, for the Division Series and the Championship Series, Home Field is decided according to a team's Regular Season record. The team with the better record is the team that gets the most home field games.
For the World Series, the league that won the All Star Game is the one that wins the home field rights for the World Series.
Games 1 and 2 of the World Series will be held at the home stadium with the home field advantage rights.
Games 3, 4 and 5 will be held at the home stadium with the team that does not have the home field rights.
Games 6 and 7 will be held at the stadium with the home stadium rights.
The MLB team that has gone undefeated in the playoffs were the 1976 Cincinatti Reds swept the Phillies 3-0 in the NLCS and then swept the Yankees 4-0.
Florida Marlins
Rays
Royals
There are four teams from each league that make the playoffs. Each league is divided into three divisions. Each division winner gets an automatic bid to the playoffs. There is a fourth team from each league that makes the playoffs and this team is called the 'wildcard' team. The wildcard team is the team that has the best overall win loss record of those teams that did not win their division.
With the Tampa Bay Rays making the playoffs in the 2008 season, all MLB teams have made the playoffs at least one time.
Eight. Four teams make the playoffs in each league. There are three divisions in each league and the three teams that wind up in first place in their division make the playoffs. The fourth team to make the playoffs is the team that did not win their division but has the best overall record of all the teams that did not win their division. That team is called the "wildcard" team.
To get to the MLB world seiries your team has to survive the playoffs and be the last national leauge team or American leauge
Brewers
There are four teams from each league that make the playoffs. There are three divisions in each league and each division winner is guaranteed a place in the playoffs. The fourth team that makes the playoffs in each league is the team that has the best overall season record of those teams that did not win their division. This team is called the 'wildcard' team.
162 by each team.
Currently (2010), it is decided by which league's team wins the annual MLB All-Star game. If the American League's team wins, the first game of the World Series will be played at the AL representative's ballpark. If the National League's team wins, the first game of the World Series will be played at the NL representative's ballpark.