Victor Zsasz

Victor Zsasz ( /ˈʒæz/ or /ˈzæz/) is a fictional supervillain who appears in comic books published by DC Comics, usually as an enemy of Batman. He is a serial killer who usually kills with a knife and carves a tally mark somewhere on himself for every victim.

Read more about Victor Zsasz:  Fictional Character Biography, Powers and Abilities, Trivia