Mariners fans need to hear a dire warning about the team’s hot September

Colorado Rockies v Seattle Mariners | Steph Chambers/GettyImagesThe Seattle Mariners are living every fan’s dream right now. After decades of heartbreak and near-misses, they’ve finally claimed an AL West crown and secured the luxury of a first-round bye in the postseason.

It feels like sweet vindication to watch this team not only dominate but also lock down home-field advantage in the Division Series. T-Mobile Park is set to host October baseball on its biggest stage yet, with a rested roster and a roaring crowd behind it. On the surface, this is everything Mariners fans could have hoped for.

But baseball can humble even the hottest clubs, and history tells us that Seattle’s current…