FREE MLB Play – Sunday 9-21-25 – Mariners vs Astros

Rocketman Sports FREE MLB play Sunday 9-21-25

Seattle @ Houston  (7:10 PM EST)
Play On:  Seattle -132 (Gilbert/Alexander) Listed

The Seattle Mariners take on the Astros in Houston on Sunday night.  Seattle is 86-69 SU overall this year while Houston comes in with a 84-71 SU overall record on the season.  Seattle is 33-18 this year against division opponents.  Seattle is 18-9 over the past month and 5-1 over the past week.  Logan Gilbert is 2-1 with a 2.54 ERA over the past month.  Jason Alexander is 0-1 with a 4.93 ERA at home this season.  Seattle is 13-6 last 19 games overall in this series.  We’ll recommend a small play on Seattle tonight!  Thanks and good luck, Rocky