But perhaps most importantly, it includes fans that feel alienated by the far right tendencies in the football stadiums they frequent.
The similarity between chicks and humans suggests that humans' "mental number line" is likewise innate, yet there is still a cultural component, as the left-right tendency can vary based upon language.
Both Spain and Greece have vivid memories of fascism which act as antidote against far-right tendencies.
Mr Fischer, who founded and leads the respected Budapest Festival Orchestra, has taken an increasingly vocal stand against his country's far-right tendencies, often speaking at events in support of Roma and other minorities.
A former leader of Germany's anti-Islamisation movement Pegida has launched a new campaign group, saying she wants to distance herself from the far-right tendencies of the organisation she helped found.
Although both men have extreme-right tendencies — Breivik is an avowed Christian fascist, Vikernes a pagan Neo-Nazi — after Breivik's rampage, even Vikernes gets a kind of pass.
This explains how openly racist candidates with "alt-right" tendencies like Trump have been elected in recent years.
The issue is not, however, simply one of difference between left and right, pacifist tendency versus a military one.
The social explanation, used commonly on the left in France and the U.S., oddly mirrors the right's tendency to make an amalgame — to mix up terrorists with all Muslims.
The dominant far right political tendency deeply identifies with entrenched wealth and authority, and disdains squishy notions like peace and the environment.
