Folk Marxism

Arnold Kling puts a handle on our confrontational political philiosophies

Under folk Marxism, the oppressed class has inherent moral superiority
to the oppressor class — recall the quote which opens this essay.
Class membership trumps individual character in determining moral
standing. It should be no surprise that this belief could lead to
tyranny and wanton murder by government.

Tip from Rand Simberg at Transterrestrial Musings.