The Baltimore Ravens went back to the site of their most recent playoff agony — and once again showed why their seasons keep ending that way.

Both teams looked better than the Kansas City Chiefs did to start their season, which began with a 27-21 loss to the Los Angeles Chargers in Brazil.

With four minutes, 48 seconds left, the Bills had the ball just inside the red zone. It was third-and-10. They trailed by 15 points. At that point, ESPN analytics gave the Ravens a 99.1% chance to win. A Buffalo comeback was, by that measure, nearly impossible.

The fan who shoved Ravens WR DeAndre Hopkins, and then got shoved by QB Lamar Jackson, has been “indefinitely banned from Bills and NFL stadiums”, per a team official. The fan had been ejected after the shove Sunday night. pic.twitter.com/vV1m6K6oqj

Buffalo Bills fans witnessed something rare last Sunday night: a stunning, uncanny comeback victory against the Baltimore Ravens that reeked of fortune. Behind Josh Allen's heroi

The Ravens choked away a two-touchdown lead in the final five minutes against the Bills. Here are five things we learned.

The Ravens led the Bills by 15 points in the fourth quarter before Josh Allen rallied Buffalo to a 41-40 win. Here are three reasons why Baltimore collapsed.