A new synergistic multicatalytic activation mode of eosinY has been discovered by exploiting the redox potential of its ground state and excited state. This catalytic strategy proves to be an enabling tool for visible‐light‐driven sequentialbenzylicC−Hamination and oxidation of o‐benzyl‐N‐methoxyl‐benzamides when using Selectfluor as a hydrogen atom transfer (HAT) reagent and O2 as oxidant. Efficient