Is it really murder if they deserve it? Think for a moment if Hitler deserved it before he started enacting genocidal bullshit. Not even then? Was the line at the point where he had thugs in the street or only after he attained state power? There is a line somewhere, and I am curious as to where you think that line is. Because at a certain point a person is an existential threat to the marginalized and they must go away, as expediently as possible.
The entire video can be summed up as: they take the character of the mother according to in game lore. Could have been a single paragraph if they wanted to stretch it out.