He joins an anti-Deryni cult and takes on the role of a charismatic and humble preacher , quickly gaining a devout following within the cult .
In 917 , Revan agrees to perform a dangerous mission on behalf of the Camberian Council .
Revan joins an anti-Deryni cult and takes on the role of a charismatic and humble preacher , quickly gaining a devout following within the cult .
In 917 , Revan agrees to perform a dangerous mission on behalf of the Camberian Council .