Luis Castillo has been one of the best starters in baseball this season, and active Astros have only a .226 lifetime on-base percentage against him. Houston is struggling with a .235 batting average against right-handed pitchers this season, and Castillo has not allowed more than two walks in a start this season.
Cristian Javier has a 2.08 ERA lifetime in 7 games against Seattle. Mariners offense is dead last in batting average.
Both teams are top-six in MLB in defensive runs saved.
2.5% on UNDER