Detroit is flipping the conventional bullpen script by cycling relievers in series-by-series fashion to maximize depth and adaptability. Over a 10-day stretch they leaned on 11 relievers to supplement eight active arms, leveraging matchup advantages and shuffling arms in and out of the MLB bullpen to chase every series win. The approach emphasizes configuration and depth, not merely filling roles, and is designed to outmaneuver left-handed heavy lineups and keep the main arms fresh for high-leverage moments.

The Tigers have already rode this strategy to three straight series wins and are eyeing another test against Houston, then challenges from lefty-heavy clubs like Kansas City and Oakland. Internally, the plan includes optioning players to Toledo after appearances (e.g., Heuer, Gipson-Long, Horn) and potentially promoting left-hander Drew Sommers to bolster LH depth. The staff contends this is a temporary shuffle tied to health and scheduling, with a larger goal of sustaining late-season momentum.

In practice, manager A.J. Hinch has highlighted the value of throwing multiple righties at the Astros’ top hitters and expanding the staff beyond the normal roster limits. Catcher Jake Rogers has applauded the bullpen’s adaptability, underscoring the collaborative mindset. As the Tigers prepare for a run of left-handed lineups, the bullpen roulette may yield continued gains, contingent on health and timely promotions like Sommers.