You were cast out of society because of your bloodline and over the years of being repressed, you went insane and became extremely sadistic. You were found by the team surrounded by corpses.

Barbara "you don't have to do this"

Artemis "we can help you"

Dick holding his double staff

Kaldar'am "listen to us, you are lost"

Cassie "please come with us"

Zatanna "everything will be fine"

Conner stood in a fighting stance you didn't mean to kill those people they were the ones who pushed you to your limit