Dual anti–TNF-α and IL-6R blockade mitigated acute GVHD without interfering with the graft-versus-tumor effect in two different mouse models (major histocompatibility complex [MHC]–mismatch model BALB/c into C57BL/6 and minor mismatch model B10.D2 into diet-induced obese [DIO] BALB/c recipients). Professional illustration by Patrick Lane, ScEYEnce Studios.