José Antonio MuñozJosé Antonio Muñoz.

José Antonio Muñoz or simply Muñoz (born July 10, 1942) is an Argentine comics artist. He is most notable for his influential black-and-white artwork. His hardboiled graphic novels series Alack Sinner (with writer Carlos Sampayo) is a noted source for Frank Miller's Sin City and the artwork in 100 Bullets by Eduardo Risso.