Wikipedia
Hafizi
The Hafizi was a branch of Mustaali Ismailism that believed the current ruler of the Fatimid Caliphate after the reign of Al-Amir Bi-Ahkamillah, Al-Hafiz was also the Imam of the Time as well as his descendants. The Hafizi sect disappeared completely after the collapse of the Fatimid Caliphate in 567 AH/1171 CE as they joined the Taiyabi sect.