What Female Character Did Frank Miller Create For Marvel?

That would be according to Frank Miller, his favourite character Elektra. She is a  woman Ninja and professional assassin. Her weapons of choice are a pair of the dreaded sai. She is very proficient in the use of her chosen weapon; making offensive use of a defensive weapon. She also possesses the ability to project her mind into those of others and in a way to gauge their intentions.

In the film adaptation of the comic she is even shown to be able to bring back the dead. In the Marvel universe she was the first primary character to have been killed off. Later still she was revived. She is romantically linked to the character Daredevil.   

The character of Elektra made an appearance in two movies: Daredevil and Elektra. The later portrayed her as a weapon which can tilt the balance between the war that is being waged between good and evil.

Miley  cyrus