HOUSTON -- Postseason’s greetings to all? Not quite -- but not far off, either.

The Mariners arrive at Daikin Park this weekend for maybe their most monumental regular-season series in recent memory, a showdown against the Astros that could decide the American League West.

These are the stakes you strive for, yeah?

“For sure -- let’s [expletive] go,” J.P. Crawford, Seattle’s longest-tenured player, told reporters after Thursday’s win in Kansas City .

Not only do the Mariners and Astros enter the weekend tied for first place , deadlocked at 84-69, they are also 5-5 against each other, meaning this three-gamer will also determine the tiebreaker that could have major implications over the season’s final week, when the Mariners host the Rockies and Dodgers.

“This is why we do what we

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