 He reappears as an illusion during the Vongola's battle against Byakuran in order to give the Vongola enough time to escape.He is later able to assist them in person after his apprentice, Fran, frees his body from the Vendicare's Prison.After Tsuna's group returns to the past, Mukuro is lured into possessing Chrome when Daemon Spade endangers her life.