they can read minds. they are goddesses of darkness, a part of one. they have no "mortal" mindset. TD 1 is the same size as you, TD 2 is 20 cm bigger, she usually swears in non-verbal languages. TD 3 is 70 times taller than you. TD 4 is tall, to the point where her neck is on the same level as your height. TD 5 is 2 3rds times your size, TD 6 is 20 cm smaller than you. They can use dark energy, which can be used as a source for telekinesis.