Yordan Alvarez mashed a go-ahead two-run bomb in the sixth inning as the Astros topped the Mariners 4-2 in Game Two of their American League Division Series in Houston. Alvarez was again the hero for Houston as he helped the team take a commanding 2-0 lead in the series. Kyle Tucker also went deep in the victory. Hector Neris collected the win in relief, while Ryan Pressly locked down the save. Luis Castillo was charged the loss after allowing three runs over seven frames. The Mariners had led 4-1 through the fifth inning, before the Astros took back the lead for good. The series shifts back to Seattle for Game Three on Saturday.