He Has Black And Wears A Coat.
Like the rest of his group he is cocky.
When Hikari Is in DreamLand and he talks to Huam he will think quickly and ask him for help to become a traveler. Hikari will for several nights, delusional dreams Huam by helping to find and overcome hisphobia. After several fruitless nights Huam discovered his phobia, it swings. In Dreamland, it may show swings, power proves very useful, leading to teasing from his acolytes. Huam is a bit brave traveler.
His power helps people after Hikari had been having delusional dreams Huam helped him maybe a ceremonial thing.