Nationals @ Astros 
Scherzer is 3-0, 2.16 in his last five games (4 starts); he is 3-1, 3.38 in seven games (6 starts) vs Houston, and is 7-5, 3.36 in 21 playoff games (17 starts). 

Greinke is 0-2, 5.30 in his last four starts; he is 6-1, 1.27 in nine starts vs Washington, and is 3-6, 4.31 in 15 playoff starts.

Washington is in its first World Series; they’re 19-5 in last 24 games overall, obviously losing  three of their last four games- they won the three games played here. 

Astros won 2017 World Series; they lost their last three home games. Houston is 16-8 in its last 24 games overall. Road team is 6-0 in this World Series, first time that ever happened.