The last National League team to do it? Of course, a potential World Series win is still a good six months away, and there's no telling how the rest of the D-backs' season will shake out before then. It's worth noting that their series wins haven't come cheap — they've taken down the Dodgers, Cardinals and Phillies in that nine-series span — though they'll have to overpower the Dodgers and Astros in the coming week if they want to improve on their historic record.