Detailed Instructions: In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
Problem:Jigsaw (William 'Billy' Russo, also known as Billy 'The Beaut' Russo before his disfigurement) is a fictional character, gangster, and supervillain appearing in American comic books published by Marvel Comics. Created by writer Len Wein and artist Ross Andru, the character made his first full appearance in The Amazing Spider-Man #162 (November 1976).
Solution:
who is billy russo in the marvel universe