The phenomenon that leads to the belief in the worse of the worst in the political make up of the globe. A marxist-sociopath is the worse of the worst of five "forms" of government. 1) Marxism/Communism; 2) Fascism; 3) Socialism; 4) Black Liberation Theology; 5) Social Justice.
One may be able to combine them all and one will come up with the following which mean the same thing: liberalism, progressivism. So, what we have come up with is the Marxist-Sociopath. That is an easier way of telling everyone what the current crop of politicians are in any and all of the above five items.