Name the thing, but don’t speak it

If there was a thing that took human form, that spoke in a garbled mimicry of human speech, that masked it’s strange pallor and foul odor, that was human-like, but devoid of human love and compassion, that made the desperate and weak it’s minions, that was a black hole for attention of any sort, that destroyed everything it came near and turned neighbor against neighbor and family against family… What would its name be?