None of the Sox' relievers in 2019 were as trustworthy in the second half, which may have been why Cora felt he had to use Pivetta to finish games in the LDS, and even a cooked Eovaldi in the LCS.
Meanwhile, Houston's 6-man relief crew -- fortified by legit reinforcements at the deadline -- allowed zero runs in sweeping the last three LCS games to get them into the World Series.