Rubuta ci gaba ga wannan sakin layi - A cikin "Ranar Uba", Doctor ya bayyana cewa lokacin da Masarautar Lokaci ke nan, akwai dokoki don hana yaduwar rikice-rikice kuma ana iya gyara irin waɗannan rikice-rikice. Wannan yana nuna cewa Reapers wani abu ne na halitta wanda za'a iya hana bayyanarsa idan an warware rikice-rikicen da sauri. Duk da haka, tare da kawar da sauran Time Lords a cikin Last Great Time War
, babu wata hukuma da za ta iya gyara lokaci.