Yankees are doing Mariners a huge favor with comical slide down AL standings

New York Yankees v Seattle Mariners | Steph Chambers/GettyImagesIf it were up to them, probably the last team the Seattle Mariners would want to face in the American League playoffs is the New York Yankees. They've had Seattle's number this year, winning five out of six head-to-head matchups.

Increasingly, however, it's looking like the Mariners may not have to worry about the Yankees.

With the trade deadline having come and gone, the ongoing plight of the Yankees is arguably the story in Major League Baseball right now. They're mired in an 18-29 slide since June 13, and our friends at Yanks Go Yard can tell you all about how ugly it's been. When you combine awful relief pitching with…