Riddle me this riddle me that I am a creator I am a joke I kil | Marvel DC Polls and Quizzes

Riddle me this riddle me that
I am a creator
I am a joke
I kill people
I am not a psycho path but my friend is
My father is a hailed devil
I have friends I can count
Wants to be a hero but they disliked me
I am not a villain but they showed me as
Who am I?