Joshua Graham: >One of Ceasars most loyal men and 2nd in command of the legion faction in fallout >Hybris, takes with with NCR, gets defeated. Ceasar is not happy >gest shot, gasolined and left to burn to death >just to be sure, the his body gets throw into the grand canyon >He survives this and crawls his way to new canaan >His skin is burned beyond repair and he has to wear herbal bandages to even function >Is so humbled, that he turns super religious, having been baptised by both water and fire (literally) Tldr: dressing up as a mummy is the only way he can function and survive, due to his skin being burned and twisted.