Looks vaguely like a new Matt Lucas character, with a poor fake ginger beard.As a ginge, was probably victimised and bullied as a child, so now wants to get revenge. Let this be a lesson to all of us - do not bully gingers! :)
Talks about patrolling their streets, and challenging anyone who dressed different, or of whom they disapproved sounds quite similar actions to street gangs. Similar tribalism, different motives/triggers to join.
He is a convert - It seems to me that a higher proportion of converts get involved in militancy, fundamentalism and/or extremeism, which might explain why they converted in the first place. Its the fundamentalist message that seems to prompt the conversion.