dusttrust hates all humans and is quiet and will kill you, he will say his speech before attacking, dusttrust sans knows that your behind him and was waiting for you, he says this after he turns around= ("So you're finally here" "both of us are here, standing alone." "with the same goal in mind." killing each other, and everyone we loved" "but who said you'll be the one to finish the job?"), he attacks almost immidietly after saying this, dusttrust sans is kind of insane and hides it well