For seven seasons, Jonathan Papelbon held down the back of the Boston Red Sox bullpen and locked down plenty of signature moments in Red Sox history. In fact, it’s such a good season that it may break Papelbon’s record for the best season as a reliever in Red Sox history. Jonathan Papelbon says exactly what Red Sox fans want to hear about Aroldis ChapmanIf Chapman finishes the season with five more scoreless innings, he’ll have the lowest season ERA of any relief pitcher in Red Sox history. https://t.co/6ayd6vIrcU — Jonathan Papelbon (@TheRealJPap58) September 1, 2025Even if Chapman ends up breaking Papelbon’s record, it won’t take away from how dominant Papelbon’s 2006 was. But his recent co-sign of Chapman’s record shows exactly how good the vibes are around the Red Sox right now.