whats that movie?

Whats the movie called where,

Theres a devil who is in human form and is trying to get this girl to i guess marry him. He says she can have anything she wants and at the end of the movie he shows her his true form. There is a part where a girl wishes for killer sex, so the devil grants it and she dies from that.

I cant think of the movie title

Are you thinking of wishmaster? Thats all i can think of. I think there is a wishmaster 1 and 2.