The 2017 postseason is about to begin, and despite the extremes we witnessed in September, from the Indians’ 22-game winning streak to the Dodgers’ 1–16 skid, the slate is now clear. For all we think we know about how the next month will unfold, predictions are more darts than art, and at least half the fun of October is the way it defies our expectations. The 10 teams that qualified for the postseason all have their strengths, some of which matter more than others but all of which provide a reason to believe that they can win it all, or at least playing deep into the postseason.