Yordan Alvarez smashed a game-ending, three-run homer with two outs in the ninth inning off Robbie Ray, wrecking Seattle’s strategy of using a Cy Young Award winner in a rare relief role and vaulting the Houston Astros over the Mariners 8-7 in their playoff opener.

Astros reliever Phil Maton says he broke his right pinkie when he punched a locker in frustration after Houston’s regular-season finale and will miss the postseason.

Aaron Nola took a perfect game into the seventh inning and Kyle Schwarber homered twice as the Philadelphia Phillies clinched their first playoff berth in 11 years with a 3-0 win over the Houston Astros Monday night.