Every plate appearance during the MLB postseason has the potential to dramatically swing a series, turning an underdog into the odds-on favorite. With each game, a team moves closer to its ultimate goal of hoisting the World Series trophy.

As such, we here at numberFire are going to keep you up to date with all of the latest postseason odds as the playoffs advance. Each day, we'll give an update, detailing the odds that each team is able to advance to the next round.

Below are the odds entering play on Friday, October 20th.

American League Championship Series

New York Yankees lead Houston Astros, 3-2.