BOTTOM LINE: Houston heads into the matchup fresh off a strong showing by Framber Valdez. Valdez pitched seven innings, giving up one run on five hits with eight strikeouts against Seattle.
The Mariners are 17-18 against opponents from the AL West. Seattle is slugging .372 as a unit. Dylan Moore leads the club with a .496 slugging percentage, including 17 extra-base hits and eight home runs.
The Astros have gone 18-17 against division opponents. Houston is slugging .404 as a unit. Kyle Tucker leads the team with a slugging percentage of .542.
TOP PERFORMERS: Kyle Lewis leads the Mariners with 52 hits and has 28 RBIs.
Tucker leads the Astros with 42 RBIs and is batting .276.
INJURIES: Mariners: Andres Munoz: (elbow), Matt Magill: (shoulder), Taylor Guilbeau: (shoulder), Carl Edwards Jr.: (right forearm), Nestor Cortes Jr.: (left elbow), Gerson Bautista: (elbow), Dylan Moore: (concussion), Mitch Haniger: (back), Sam Haggerty: (left forearm), Shed Long Jr.: (shin), Tom Murphy: (left foot).