He seems more like an INFJ to me.
misanthrope=a hater of humankind (dictionary.com)
he is also spiteful, and uses words like enticing, torment, mutilate etc...
Emotional neutrality or indifference is a typical trait of NT's, not these strong emotional words he uses. Of course he is obviously disturbed, so that makes it a little more difficult to pin him down, but he is consistent in his rantings.