SEATTLE — The Seattle Mariners' playoff clinch has ignited a merchandise buying spree across the city, with local retailers scrambling to meet demand as fans line up hours before stores open and production facilities work overtime to print thousands of shirts celebrating the team's postseason berth.

The Mariners secured their playoff spot last night and can still win the American League West division title with either a victory against the Colorado Rockies or a Houston Astros loss tonight. The achievement has sent fans into a frenzy, particularly over merchandise featuring catcher Cal Raleigh's postgame rally cry.

At Moss Green Inc.’s facility, the playoff celebration means hours of shirt printing.

"We will do a thousand shirts in an hour and a half," said Michael Weber, production mana

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